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List of articles on conditions available within the Symptom Finder.
Amenorrhea (pronounced ey-men-uh-REE-uh or uh-men-uh-REE-uh ) is the medical term for the absence of a period. Amenorrhea is not a disease, but it can be a symptom of another condition. Primary amenorrhea occurs when a girl has not had her first peri...
read moreAcid lipase disease or deficiency occurs when the enzyme needed to break down certain fats that are normally digested by the body is missing or missing, resulting in the toxic build-up of these fats in the cells and tissues of the body . These fatty ...
read moreRosacea (ro-ZAY-she-ah) is a chronic (or long-term) disease that causes red skin and pimples, usually on the face. It can cause eye problems and, in advanced stages, cause thicker skin. While there is no cure for rosacea, treatments are available to ...
read moreAcute disseminated encephalomyelitis (ADEM) is characterized by a brief but widespread attack of inflammation in the brain and spinal cord that damages myelin - the protective covering of nerve fibers. ADEM often follows viral or bacterial infections...
read moreLeukemia is a broad term for cancers of the blood cells. The type of leukemia depends on the type of blood cell that becomes cancer and whether it is growing quickly or slowly. Leukemia is most common in adults over the age of 55, but it is also the ...
read moreAlso known as acute lung injury, ARDS, non-cardiac pulmonary edema Acute respiratory distress syndrome (ARDS) is a serious lung condition that causes low levels of oxygen in the blood. People who develop ARDS are usually sick with another illness or ...
read moreAlso known as acute lung injury, ARDS, non-cardiac pulmonary edema Acute respiratory distress syndrome (ARDS) is a serious lung condition that causes low levels of oxygen in the blood. People who develop ARDS are usually sick with another illness or ...
read moreAttention Deficit-Hyperactivity Disorder (ADHD) is a neurobehavioral disorder that affects 3-5 percent of all American children. It hinders a person's ability to stick to a task and exert age-appropriate inhibition (cognitive alone or both cognit...
read moreCancer of the adrenal cortex (also called cancer of the adrenal cortex) is rare. Certain hereditary conditions increase the risk of adrenal cancer....
read moreAdrenal disorders occur when the adrenal glands produce too much or too little hormone. Adrenal function can also be affected by hormones produced by other glands in the body, such as the pituitary gland, or by hormones introduced from the outside. T...
read moreWhat is Age-Related Hearing Loss? Age-related hearing loss (presbycusis) is the hearing loss that occurs gradually in most of us as we age. It is one of the most common conditions in older and older adults. About one in three people in the United Sta...
read moreAgenesis of the corpus callosum (ACC) is one of the many disorders of the corpus callosum, the structure that connects the two hemispheres (left and right) of the brain. In ACC, the corpus callosum is completely or partially absent. It is caused by a...
read moreAlso known as Angina Pectoris, Acute Coronary Syndrome, Microvascular Angina, Prinzmetal Angina, Stable Angina, Unstable Angina, Variant Angina, Vasospastic Angina, Cardiac Syndrome X Learn and español Angina is chest pain or discomfort that occurs ...
read moreAicardi syndrome is a rare genetic condition that mainly affects newborn girls. The condition is sporadic, meaning it is not known to pass from parent to child. (An exception is a report of two sisters and a pair of identical twins, all affected.) Th...
read moreAicardi-Goutieres Syndrome (AGS) is a hereditary encephalopathy that affects newborn babies and usually results in severe mental and physical disability. There are two forms of the syndrome: an early-onset form that is severe and a late-onset form th...
read moreAlexander's disease belongs to a group of neurological conditions known as the leukodystrophies. Leukodystrophies are conditions that result from abnormalities in myelin, the "white matter" that protects nerve fibers in the brain. In Al...
read moreFrom now on you can find out faster which allergy best suits your symptoms. Within the symptom finder, you can determine which allergy best suits your symptoms, based on 2 feeds or symptoms. See here for the complete list of allergies....
read moreAlopecia areata is a disease that causes round patches of hair loss. It can lead to total hair loss. Alopecia areata is an autoimmune disease. That means that your immune system, which normally helps protect the body against infection and disease, is...
read moreCicatricial alopecia, also called scarred alopecia, is a group of rare conditions that destroy hair follicles, the part of the skin from which hair grows. The follicles are replaced with scar tissue, causing permanent hair loss. Symptoms Hair loss ca...
read moreAlpers disease is a progressive neurological mitochondrial DNA depletion syndrome characterized by three concurrent clinical symptoms: psychomotor regression (dementia); to attack; and liver disease. It is an autosomal recessive disease caused by a m...
read moreAlpha-1 antitrypsin (AAT) deficiency is a genetic condition that increases your risk of lung disease and other diseases. AAT is a protein. If you don't make enough AAT, your lungs are more likely to be damaged by cigarette smoking or environmenta...
read moreAlternating hemiplegia is a rare neurological condition that develops in childhood, usually before the child is 18 months old. The condition is characterized by recurrent episodes of paralysis involving one or both sides of the body, multiple limbs, ...
read moreAlternating hemiplegia is a rare neurological condition that develops in childhood, usually before the child is 18 months old. The condition is characterized by recurrent episodes of paralysis involving one or both sides of the body, multiple limbs, ...
read moreWhat is Amblyopia? Amblyopia (also called lazy eye) is a type of poor vision that affects only one eye. It develops when there is a malfunction in the way the brain and eye work together, and the brain cannot recognize the vision of one eye. Over ti...
read moreAmyotrophic lateral sclerosis (ALS) is a rapidly progressing, deadly disease that affects the nerve cells (neurons) in the brain and spinal cord that control voluntary muscle movement. Our voluntary muscles produce movements such as walking, breathin...
read moreAnencephaly is a defect in the closure of the neural tube during fetal development. The neural tube is a narrow channel that folds and closes between the 3rd and 4th week of pregnancy to form the brain and spinal cord of the embryo. Anencephaly occur...
read moreAngelman syndrome (AS) is a genetic condition that causes neurological and psychological problems, including seizures, difficult behavior, movement disorders and sleep problems. Gastrointestinal, orthopedic and eye problems are also often present. Ba...
read moreWhat are anophthalmia and microfthalmia? Anophthalmia and microfthalmia are often used interchangeably. Microphthalmia is a condition where one or both eyes are abnormally small, while anophthalmia is the absence of one or both eyes. These rare condi...
read moreAntiphospholipid Syndrome (APS) is an autoimmune disease caused when antibodies - cells of the immune system that fight bacteria and viruses - mistakenly attack healthy body tissues and organs. In APS, specific antibodies activate the inner wall of b...
read moreThe number of anal cancer cases has increased in recent decades. Human papillomavirus (HPV) infection is the main risk factor for anal cancer....
read moreAlso known as bone marrow failure Aplastic anemia is a rare but serious blood disorder that occurs when your bone marrow cannot make enough new blood cells for your body to function normally. Aplastic anemia occurs as a result of damage to stem cells...
read moreApraxia (termed "dyspraxia" when mild) is a neurological condition characterized by a loss of the ability to perform or perform skillful movements and gestures, despite the desire and physical ability to perform them. Apraxia results from d...
read moreArachnoid cysts are sacs filled with cerebrospinal fluid located between the brain or spinal cord and the arachnoid membrane, one of three membranes that cover the brain and spinal cord. Primary arachnoid cysts are present at birth and are the result...
read moreArachnoiditis is caused by the inflammation of the arachnoid, one of the membranes that surround and protect the nerves of the spinal cord. The arachnoid can become inflamed from irritation from chemicals, infection from bacteria or viruses, as a res...
read moreMore and more people search the internet for possible diagnoses prior to the doctor's visit. But is this actually wise and what are the right tools? Below we provide a list of articles that we have come across in recent years on this topic. ## ...
read moreChiari malformations (CMs) are structural defects in the base of the skull and cerebellum, the part of the brain that controls balance. When part of the cerebellum extends through the opening at the base of the skull, the cerebellum and brain stem ca...
read moreAlso known as arteriosclerosis, hardening of arteries Atherosclerosis is a disease in which plaque builds up in your blood vessels. Plaque is made up of fat, cholesterol, calcium and other substances found in the blood. Over time, plaque hardens and ...
read moreAsperger's syndrome (AS) is a developmental disorder. It is an autism spectrum disorder (ASD), one of a distinct group of neurological disorders characterized by a greater or lesser degree of deterioration in language and communication skills, as...
read moreAtaxia telangiectasia is a rare neurological disease in children that causes degeneration in the part of the brain that controls motor movements and speech. The first signs of the disease are shaky walking and slurred speech, usually during the first...
read moreWhat is athlete's foot? Athlete's foot is a fungal infection on the stratum corneum of the skin, which usually occurs between the toes.Studies show that about 20% of Dutch people occasionally suffer from this condition. Causes Regular warm and moi...
read moreAtopic dermatitis, often referred to as eczema, is a chronic (long-term) disease that causes inflammation, redness and irritation of the skin. It is a very common condition that usually starts in childhood; however, anyone can get the disease. Atopic...
read moreAtopic dermatitis, also called eczema, is a non-contagious inflammatory skin condition. It is a chronic disease characterized by dry, itchy skin that can weep clear liquid when scratched. People with eczema can also be particularly susceptible to bac...
read moreAtrial fibrillation is one of the most common types of arrhythmias, which are irregular heart rhythms. Atrial fibrillation causes your heart to beat much faster than normal. Also, the upper and lower chambers of your heart don't work together as ...
read moreAttention-deficit hyperactivity disorder (ADHD) is a condition characterized by an ongoing pattern of inattention and / or hyperactivity-impulsivity that interferes with functioning or development. Inattention means that a person strays from task, la...
read moreWhat is Auditory Neuropathy? Auditory neuropathy is a hearing disorder in which the inner ear successfully detects sound but has problems transmitting sound from the ear to the brain. It can affect people of all ages from infancy to adulthood. The nu...
read moreAuditory processing disorder (APD) describes a condition in which people have difficulty understanding the sounds around them. The NIDCD maintains a list of organizations that may be able to answer questions and provide printed or electronic informat...
read moreYour immune system is the network of cells and tissues throughout your body that work together to protect you from viruses, bacteria and infections. It tries to identify, kill and eliminate the intruders that could hurt you. Parts of the immune syste...
read moreYour immune system is the network of cells and tissues throughout your body that work together to protect you from viruses, bacteria and infections. It tries to identify, kill and eliminate the intruders that could hurt you. What happens in autoimmun...
read moreAutoimmune lymphoproliferative syndrome (ALPS) is a rare genetic disorder of the immune system first described by NIH scientists in the mid 1990s that affects both children and adults. In ALPS, unusually high numbers of white blood cells called lymph...
read moreArteriovenous malformations (AVMs) are abnormal, tangled tangles of blood vessels that cause multiple irregular connections between the arteries and veins. These malformations most often occur in the spinal cord and in any part of the brain or on its...
read moreBacterial vaginosis (BV) is the most common vaginal infection in women of childbearing age. It increases the risk of sexually transmitted infections and may play a role in preterm labor. The NICHD is one of several federal agencies and NIH institutes...
read moreBarth syndrome (BTHS) is a rare genetic disorder of lipid metabolism that primarily affects men. It is caused by a mutation in the tafazzin gene (TAZ, also called G4.5) that leads to decreased production of an enzyme needed to produce cardiolipin. Ca...
read moreBatten's disease is the name for a group of inherited nervous system disorders that usually start in childhood and interfere with a cell's ability to recycle a cellular residue called lipofuscin. Batten is often used to describe the many form...
read moreBroda Barnes described a simple and accurate test in 1976 to diagnose an underactive or overactive thyroid. This is because these abnormalities are often missed when performing a blood test, with all the associated consequences. How is the test g...
read moreBehçet's disease is a chronic condition that causes mouth or genital ulcers and inflammation in parts of the eye. In some people, the disease also causes arthritis (swollen, painful, stiff joints), skin problems and inflammation of the digestive...
read moreBell's palsy is a form of temporary facial paralysis resulting from damage or trauma to the 7th cranial nerve, one of the facial nerves. It is the most common cause of facial paralysis. In general, Bell's palsy affects only one side of the fa...
read moreBenign essential blepharospasm (BEB) is a progressive neurological disorder characterized by involuntary muscle contractions and spasm of the eyelid muscles. It is a form of dystonia, a movement disorder in which muscle contractions lead to persisten...
read moreWhat is Bietti's crystalline dystrophy? Bietti's crystalline dystrophy (BCD) is an inherited eye disease named after Dr. GB Bietti, an Italian ophthalmologist who described three patients with similar symptoms in 1937. This disease is also kn...
read moreLiver cancer includes hepatocellular carcinoma (HCC) and bile duct cancer (cholangiocarcinoma). Risk factors for HCC include chronic infection with hepatitis B or C and cirrhosis of the liver....
read morePink eye, or conjunctivitis, causes swelling and redness on the inside of your eyelid and the white part of your eye. Your eye may also be itchy and painful. Pink eyes are common and some types of pink eyes spread very easily. You can avoid spreadin...
read moreBinswanger's disease (BD), also called subcortical vascular dementia , is a form of dementia caused by widespread, microscopic damage to the deep layers of white matter in the brain. The damage results from the thickening and narrowing (atheroscl...
read moreBirth defects are structural (how the body is built) or functional (how the body works) abnormalities present at birth that can cause physical disabilities, intellectual and developmental disabilities, and other health problems. This information focu...
read moreThe most common form of bladder cancer is transitional cell carcinoma, also called urothelial carcinoma. Smoking is a major risk factor for bladder cancer. Bladder cancer is often diagnosed at an early stage....
read moreBlepharitis is a common eye condition where your eyelids are red, swollen, irritated, and itchy. It can cause crunchy dandruff flakes on your lashes. Blepharitis can be uncomfortable. But it is not contagious and usually does not cause permanent dam...
read moreBlepharospasm (also called benign essential blepharospasm) is blinking or other eyelid movements, such as twitching, that you cannot control. Eyelid twitches usually go away on their own. But people with benign essential blepharospasm can develop se...
read moreAlso known as Hemophilia, Von Willebrand disease, Coagulation Disorders, Coagulation Disorders, Coagulation Factor Deficiencies Bleeding disorders are rare conditions that affect the way the body regulates blood clotting. If your blood doesn't cl...
read moreOsteoporosis is a bone disease that occurs when bone mineral density and bone mass decrease, or when the quality or structure of bone changes. This can lead to a decrease in bone strength which can increase the risk of fractures (broken bones). Osteo...
read moreBorderline personality disorder is a disease characterized by a constant pattern of changing moods, self-image and behavior. These symptoms often result in impulsive actions and problems in relationships. People with borderline personality disorder c...
read moreBone cancer is rare and includes several types. Some bone cancers, including osteosarcoma and Ewing's sarcoma, are most often seen in children and young adults....
read moreThe brachial plexus is a network of nerves that carry signals from the spine to the shoulder, arm, and hand. Brachial plexus injuries are caused by damage to those nerves. Possible symptoms are a limp or paralyzed arm; lack of muscle control in the a...
read moreTBI is an injury from a type of trauma, such as a blow, shock, or penetrating object, that disrupts normal brain functions. Falls, car accidents, collisions during exercise, and objects piercing the skull are common causes of TBI. A TBI can range fro...
read moreBrain and spinal cord tumors are abnormal growths of tissue in the skull or bony spine. The brain and spinal cord are the main components of the central nervous system (CNS). Benign tumors are non-cancerous and malignant tumors are cancerous. The CNS...
read moreBreast cancer is the second most common cancer in women after skin cancer. Mammograms can detect breast cancer early, possibly before it has spread....
read moreBronchiectasis (brong-ke-EK-ta-sis) is a condition in which damage to the airways causes them to dilate, floppy and scar. The airways are tubes that carry air in and out of your lungs. Bronchiectasis usually results from an infection or other conditi...
read moreBronchitis is a condition in which the airways in the lungs called bronchi become inflamed and cause coughing, often with mucus. Bronchitis can be acute or chronic. When you breathe in, air passes through your airways, called your bronchi and bronchi...
read moreAlso known as lung development arrest, evolving chronic lung disease, neonatal chronic lung disease, respiratory failure Bronchopulmonary dysplasia, or BPD, is a serious lung condition that affects newborns. BPD mainly affects premature newborns who ...
read moreBrown-Sequard syndrome (BSS) is a rare neurological condition characterized by a lesion in the spinal cord that leads to weakness or paralysis (hemiparaplegia) on one side of the body and loss of sensation (hemianesthesia) on the other. BSS can be ca...
read moreA vestibular schwannoma (also known as acoustic neuroma, acoustic neurinoma, or acoustic neurilemoma) is a benign, usually slow-growing tumor that develops from the balance and hearing nerves supplying the inner ear. The tumor comes from an overprodu...
read moreCADASIL (cerebral autosomal dominant arteriopathy with subcortical infarcts and leukoencephalopathy) is an inherited form of cerebrovascular disease that occurs when the thickening of the blood vessel walls blocks blood flow to the brain. The disease...
read moreCanavan's disease is a gene-linked neurological disorder in which the brain degenerates into spongy tissue dotted with microscopic fluid-filled spaces. Canavan's disease is classified as one of a group of genetic conditions known as the leuko...
read moreA cancer diagnosis is troubling at any age, but especially if the patient is a child. It is normal to have many questions such as: Who should treat my child? Will my child get better? What does all this mean for our family? Not all questions have an ...
read moreA cancer diagnosis is troubling at any age, but especially if the patient is a child. It is normal to have many questions such as: Who should treat my child? Will my child get better? What does all of this mean for our family? Not all questions have ...
read moreCancer of unknown primary (CUP) occurs when cancer cells have spread in the body and formed metastatic tumors, but the location of the primary cancer is unknown....
read moreAlso known as cardiac arrest, sudden cardiac death Sudden cardiac arrest (SCA) is a condition in which the heart suddenly and unexpectedly stops beating. When this happens, blood stops flowing to the brain and other vital organs. SCA usually causes d...
read moreAlso known as heart shock Cardiogenic shock is a serious condition that occurs when your heart cannot pump enough blood and oxygen to the brain, kidneys, and other vital organs. Cardiogenic shock is considered a medical emergency and must be treated ...
read moreCardioversion is called defibrillation when it is done in an emergency to prevent death from potentially fatal ventricular arrhythmias that can lead to sudden cardiac arrest. Alternatively, your doctor may schedule cardioversion as a way to treat arr...
read moreTooth decay (caries) is damage to a tooth that can occur when decay-causing bacteria in your mouth make acids that attack the tooth surface or enamel. This can lead to a small hole in a tooth called a cavity. If left untreated, tooth decay can cause ...
read moreCarotid artery disease is a disease in which a waxy substance called plaque builds up in the carotid arteries. You have two common carotid arteries, one on each side of your neck. They each divide into internal and external carotid arteries. The inte...
read moreCarpal tunnel syndrome (CTS) occurs when the median nerve, which runs from the forearm to the palm, is pressed or pinched against the wrist. The carpal tunnel is a narrow, rigid passageway of ligament and bones at the base of the hand that houses the...
read moreCentral cord syndrome is the most common form of incomplete spinal cord injury characterized by deterioration of the arms and hands and, to a lesser extent, the legs. The brain's ability to send and receive signals to and from parts of the body b...
read moreCentral pain syndrome is a neurological condition caused by damage or dysfunction of the central nervous system (CNS), which includes the brain, brain stem, and spinal cord. This syndrome can be caused by stroke, multiple sclerosis, tumors, epilepsy,...
read moreCentral pontine myelinolysis (CPM) is a neurological condition that most often occurs after too rapid medical correction of sodium deficiency (hyponatraemia). The rapid rise in sodium concentration is accompanied by the movement of small molecules an...
read moreCerebellar hypoplasia is a neurological condition in which the cerebellum is smaller than normal or not fully developed. Cerebellar hypoplasia is a hallmark of a number of congenital (present at birth) malformation syndromes, such as Walker-Warburg s...
read moreCerebellar degeneration is a process by which neurons (nerve cells) in the cerebellum - the area of the brain that controls coordination and balance - deteriorate and die. Diseases that cause cerebellar degeneration can also involve other parts of th...
read moreA cerebral aneurysm is a weak or thin spot on a blood vessel in the brain that pops out like a balloon and fills with blood. A cerebral aneurysm can press on a nerve or surrounding tissue in the brain and also leak or burst, releasing blood into surr...
read moreCerebral atrophy is a common feature of many of the diseases that affect the brain. Atrophy of any tissue means loss of cells. In brain tissue, atrophy describes a loss of neurons and the connections between them. Atrophy can be generalized, meaning ...
read moreCerebral cavernous malformations (CCMs) are vascular lesions made up of clusters of tightly packed, abnormally thin-walled small blood vessels (capillaries) that displace normal neurological tissue in the brain or spinal cord. The blood vessels are f...
read moreCerebral hypoxia refers to a condition in which the oxygen supply to the brain decreases even though there is adequate blood flow. Drowning, strangulation, suffocation, suffocation, cardiac arrest, head trauma, carbon monoxide poisoning, and complica...
read moreCerebral palsy (pronounced suh-REE-bruhl or SER-uh-bruhl PAWL-zee) describes a group of neurological disorders that start in childhood or early childhood and mainly affect exercise, but in more severe cases may also be associated with intellectual di...
read moreCerebral arteriosclerosis results from thickening and hardening of the walls of the arteries in the brain. Symptoms of cerebral arteriosclerosis are headache, facial pain and visual impairment. Cerebral arteriosclerosis can cause serious health probl...
read moreCerebro-oculo-facio-skeletal syndrome (COFS) is a pediatric genetic degenerative disease involving the brain and spinal cord. It is characterized by craniofacial and skeletal abnormalities, severely reduced muscle tone, and decreased reflexes. Sympto...
read moreCervical cancer is almost always caused by infection with the human papillomavirus (HPV)....
read moreCharcot-Marie-Tooth disease (CMT) is one of the most common inherited neurological disorders and almost all cases are hereditary. CMT damages the peripheral nerves of the body, preventing them from activating muscles or sending sensory information fr...
read moreSmallpox, caused by the variola virus, was a highly contagious infectious disease that caused infected individuals to develop a fever and a progressive, disfiguring rash. Three out of ten people infected with smallpox died. Many survivors have perman...
read moreChronic inflammatory demyelinating polyneuropathy (CIDP) is a neurological condition characterized by progressive weakness and decreased sensory function in the legs and arms. The condition, sometimes called chronic recurrent polyneuropathy, is cause...
read moreWhile acute pain is a normal feeling triggered in the nervous system to alert you to potential injury and the need to take care of yourself, chronic pain is different. Chronic pain persists. Pain signals keep firing into the nervous system for weeks,...
read moreCerebral visual impairment (also called cortical visual impairment or CVI) is a condition caused by damage to the parts of the brain that process vision. It is most common in infants and young children, but can continue into adulthood. A child with ...
read moreAlso known as sleep-wake cycle disorders Circadian rhythm disturbances are problems that occur when your sleep-wake cycle is not well adapted to your environment and interferes with your daily activities. You have a biological clock that controls the...
read moreCleft lip with or without cleft palate is one of the most common birth defects. The Centers for Disease Control and Prevention (CDC) estimate that in the United States: About 1 in 1,600 babies are born with a cleft lip and cleft palate About 1 in 2,8...
read moreCoffin-Lowry syndrome is a rare genetic disorder characterized by craniofacial (head and face) and skeletal abnormalities, delayed intellectual development, short stature and hypotonia. Characteristic facial features include an underdeveloped maxilla...
read moreAlso known as collapsed lung Atelectasis is a condition in which the airways and air sacs in the lung collapse or do not expand properly. Atelectasis can occur when there is an airway blockage, when pressure outside the lung prevents it from expandin...
read moreDriving involves risks for any driver. But for teens, motor vehicle accidents are the leading cause of death. Since teens and other inexperienced drivers are still developing their sanity behind the wheel, they are especially likely to risk driving. ...
read moreColorectal cancer often starts as a growth called a polyp in the colon or rectum. Finding and removing polyps can prevent colorectal cancer....
read moreColon polyps are growths on the lining of your colon and rectum. You can have more than one colon polyp. Are colon polyps cancerous? Colon and rectal cancer - also called colorectal cancer NIH external link - usually starts as polyps. Most polyps are...
read moreIf you have color blindness, it means that you see colors differently from most people. Usually color blindness makes it difficult to tell the difference between certain colors. Most of the time, color blindness runs in families. There is no cure, b...
read moreColpocephaly is a congenital brain defect in which the occipital horns - the posterior or posterior part of the lateral ventricles (cavities) of the brain - are larger than normal because the white matter in the posterior cerebrum has not developed o...
read moreComplex regional pain syndrome (CRPS) is a condition characterized by severe, long-lasting chronic pain (longer than six months) that can be constant. Symptoms vary in intensity and duration. Some people describe it as a burning sensation, a pinprick...
read moreMD refers to a group of more than 30 genetic diseases characterized by muscle weakness and loss, leading to decreased motor function and coordination. MD progresses or gets worse over time. Some forms of MD appear in childhood or childhood, while oth...
read moreMyopathy is a muscle condition that usually results in weakness. Congenital myopathy refers to a group of muscle disorders that occur at birth or in childhood. Typically, a baby with congenital myopathy will be "floppy", have difficulty bre...
read morePachyonychia congenita is a very rare genetic condition that mainly affects the skin and nails. The disorder is usually seen from birth or early in life, and affects people of both sexes and all racial and ethnic groups. What happens with pachyonychi...
read moreConvergence insufficiency (CI) is a condition in which a person's eyes tend to drift outward when looking at objects at close distances, and their ability to converge (turn the eyes towards each other) is insufficient . People with CI can develo...
read moreThe cornea is the clear, outermost layer on the front of the eye. The cornea helps your eye focus the light so you can see clearly. What are the main types of corneal disease? There are several common conditions that affect the cornea . Injuries . S...
read moreAlso known as coronary artery disease, coronary microvascular disease, coronary syndrome X, ischemic heart disease, non-obstructive coronary artery disease, obstructive coronary artery disease Heart disease is a collective term for a variety of condi...
read moreRett syndrome is a neurological and genetic developmental disorder that mainly affects women. Babies with Rett syndrome appear to grow and develop normally at first, but then they stop developing and even lose skills at various stages of the disease ...
read moreCorticobasal degeneration is a progressive neurological condition characterized by loss of nerve cells and atrophy (shrinkage) of multiple areas of the brain, including the cerebral cortex and basal ganglia. Corticobasal degeneration is gradual. The ...
read moreOn this page you can find how to recognize, prevent and treat COVID-19 (Corona). Introduction A new coronavirus, also known as SARS-CoV-2, started in December 2019 in the Wuhan region of China. This virus can cause the disease COVID-19. U...
read moreCraniosynostosis is a birth defect of the skull characterized by the premature closure of one or more of the fibrous joints between the bones of the skull (called the cranial sutures) before brain growth is complete. Closure of a single suture is mos...
read moreCreutzfeldt-Jakob disease (CJD) is a rare, degenerative, fatal brain disease. Symptoms usually start around the age of 60. There are three main categories of CJD: sporadic (the most common form, where people have no known risk factors for the disease...
read moreCrohn's disease is a chronic disease that causes inflammation and irritation in your digestive tract. Most of the time, Crohn's affects your small intestine and the beginning of your colon. However, the disease can affect any part of your dig...
read moreAlso called chest CT , X-Ray Computed Tomography (CT x) , computed axial tomography scan (CAT scan) A chest CT scan is a more detailed type of chest X-ray. This painless imaging test takes many detailed pictures, called slices, of your lungs and the ...
read moreCushing's syndrome (also called hypercortisolism) is a condition that occurs when a person's body is exposed to too much of the hormone cortisol or a drug similar to cortisol for too long. The syndrome is usually caused by taking certain dru...
read moreAlso known as CF Cystic fibrosis (CF) is a genetic condition that affects a protein in the body. People with cystic fibrosis have a faulty protein that attacks the body's cells, tissues, and the glands that produce mucus and sweat. Mucus is norma...
read moreSimple kidney cysts are fluid-filled sacs or cysts that can form in one or both kidneys. You can have only one cyst or you can have many. Simple kidney cysts are usually round or oval in shape. They can range from the size of a pea to the size of a g...
read moreDandy-Walker syndrome is a congenital malformation of the brain involving the cerebellum (an area of the back of the brain that coordinates movement) and the fluid-filled spaces around it. The main features of this syndrome are an enlargement o...
read moreAlso known as blood clots, deep vein thrombosis (DVT), pulmonary embolism (PE). Venous thromboembolism (VTE) is a condition that includes deep vein thrombosis and pulmonary embolism. Deep vein thrombosis (DVT) occurs when a blood clot forms in a deep...
read moreDengue fever is an infectious disease transmitted by mosquitoes and caused by one of four related dengue viruses. This disease used to be called "fracture" fever because it sometimes causes severe joint and muscle pain that feels as if bone...
read moreWhat is depression? With depression you suffer from a gloomy feeling for a longer time than 2 weeks. You do not feel like doing something, you can have little of others and are easily angry. There are different types of depression, each with its ow...
read moreBipolar disorder (previously called manic-depressive illness or manic depression) is a mental disorder that causes unusual changes in mood, energy, activity level, concentration, and the ability to perform daily tasks. There are three types of bipol...
read moreIntellectual and Developmental Disabilities (IDDs) are a primary focus of the NICHD's research support. IDDs encompass a variety of different types of disabilities and conditions, including those that affect the nervous system, metabolism and cel...
read moreDiabetes is a condition in which the body's blood sugar and the hormone insulin are out of balance. It is one of the most common diseases in the United States, and the number is constantly increasing. There are three main types of diabetes: Type...
read moreDiabetic retinopathy is an eye condition that can cause vision loss and blindness in people with diabetes. It affects the blood vessels in the retina (the light-sensitive layer of tissue at the back of your eye). If you have diabetes, it is importan...
read moreAlso known as consumption coagulopathy Disseminated intravascular coagulation (DIC) is a rare but serious condition that causes abnormal clotting by the body's blood vessels. It is caused by another disease or condition, such as an infection or i...
read moreA disease process is quite simple in theory, but in practice we see that the step between diagnosis and treatment is often accompanied by "trial and errors". Think of searching for the correct diagnosis with the corresponding treatment ##. This disea...
read moreDisruptive mood disorder (DMDD) is a childhood condition of extreme irritability, anger, and frequent, intense outbursts of anger. DMDD symptoms go beyond being a 'moody' child - children with DMDD experience severe disability that requires c...
read moreAlso known as Giving Blood, Donating Blood, Blood Drive, Apheresis Volunteer blood donation is a safe and simple procedure in which a donor gives one of the following blood products: whole blood, red blood cells, plasma, or platelets. Volunteers dona...
read moreDown syndrome is a set of cognitive and physical symptoms that result from having an extra chromosome 21 or an extra piece of that chromosome. It is the most common chromosomal cause of mild to moderate intellectual disability. People with Down synd...
read moreFormerly called severe childhood myoclonic epilepsy (SMEI), Dravet syndrome is an epilepsy syndrome that starts in childhood or early childhood and can include a spectrum of symptoms ranging from mild to severe. Children with Dravet syndrome initiall...
read moreDysautonomia refers to a disorder of autonomic nervous system (ANS) function that typically involves failure of the sympathetic or parasympathetic components of the ANS, but dysautonomia with excessive or overactive ANS actions may also occur. Dysaut...
read moreDyssynergia Cerebellaris Myoclonica refers to a collection of rare degenerative neurological disorders characterized by epilepsy, cognitive impairment, myoclonus and progressive ataxia. Symptoms include seizures, tremor and decreased muscle coordinat...
read moreWhat is an ear infection? An ear infection is inflammation of the middle ear, usually caused by bacteria, that occurs when fluid builds up behind the eardrum. Anyone can get an ear infection, but children get them more often than adults. Five out of ...
read moreThere is a common misconception that eating disorders are a lifestyle choice. Eating disorders are, in fact, serious and often fatal illnesses that are associated with serious disturbances in people's eating behavior and the associated thoughts a...
read moreEbola virus disease, first recognized in the Democratic Republic of Congo in 1976, is a serious and often fatal disease in humans and non-human primates. Four of the six known virus species of the Ebola virus genus are known to infect humans and caus...
read moreEmpty Sella Syndrome (ESS) is a condition involving the sella turcica , a bony structure at the base of the brain that surrounds and protects the pituitary gland. ESS is often discovered during radiological imaging tests for pituitary gland condition...
read moreLethargic encephalitis is a disease characterized by high fever, headache, double vision, delayed physical and mental response, and lethargy. In acute cases, patients can fall into a coma. Patients may also experience abnormal eye movements, upper bo...
read moreEncephaloceles are rare neural tube defects characterized by sac-like projections of the brain and the membranes that cover them through openings in the skull. These defects are caused by the neural tube not closing completely during fetal developmen...
read moreEncephalopathy is a term for any diffuse brain disease that changes brain function or structure. Encephalopathy can be caused by an infectious agent (bacteria, virus or prion), metabolic or mitochondrial dysfunction, brain tumor or increased pressure...
read moreEndometriosis is a disease in which tissue resembling the lining of the uterus grows elsewhere in the body. The word endometriosis comes from the word "endometrium" - endo means "inside" and metrium means "womb," where a...
read moreEpidermolysis bullosa is a group of rare diseases that make the skin fragile and easily blister. Tears, sores, and blisters form in the skin when something rubs or bumps the skin. & nbsp; They can be anywhere on the body. In severe cases, blisters ...
read moreAn epileptic spasm is a specific type of seizure seen in childhood and childhood epilepsy syndrome, often referred to as West syndrome. These are more commonly referred to as infantile spasms (IS), as they are most often seen in the first year of lif...
read moreThe brachial plexus is a network of nerves that carry signals from the spine to the shoulder, arm, and hand. Brachial plexus injuries are caused by damage to those nerves. Erb-Duchenne (Erb's) paralysis refers to paralysis of the upper brachial p...
read moreErectile dysfunction (ED) is a condition where you cannot get or keep an erection firm enough for satisfactory sexual intercourse. ED can be a short or long term problem. You have ED if you can sometimes get an erection, but not every time you want t...
read moreThe most common forms of esophageal cancer are adenocarcinoma and squamous cell carcinoma. These two forms of esophageal cancer usually develop in different parts of the esophagus and are driven by different genetic changes....
read moreTremor is an unintentional, somewhat rhythmic muscle movement that involves back and forth movements (oscillations) of one or more parts of the body. Essential tremor (previously called benign essential tremor) is the most common form of abnormal tre...
read moreExtracranial germ cell tumors are tumors that arise from germ cells (fetal cells that give rise to sperm and eggs) and can form in many parts of the body. They are most common in teens and can often be cured....
read moreExtragonadal germ cell tumors arise from germ cells (fetal cells that give rise to sperm and eggs). Extragonadal germ cell tumors form outside the gonads (testicles and ovaries)....
read moreWhat Is Astigmatism? Astigmatism is a common eye problem that can make your vision blurry or distorted. It happens when your cornea (the clear front layer of your eye) or lens (an inner part of your eye that helps focus the eye) has a different shape...
read moreFabry disease (also called alpha-galactosidase A deficiency) is caused by a lack or defective enzyme needed to metabolize lipids, fatty substances such as oils, waxes and fatty acids. The mutated gene allows lipids to build up to harmful levels in th...
read moreFahr's syndrome is a rare, genetically dominant, inherited neurological disorder characterized by abnormal deposits of calcium in areas of the brain that control movement, including the basal ganglia and cerebral cortex. Symptoms of the condition...
read moreFamilial periodic paralysis is a group of inherited neurological disorders caused by mutations in genes that regulate sodium and calcium channels in nerve cells. They are characterized by episodes in which the affected muscles are floppy, weak, and u...
read moreAlso known as Fanconi's Anemia, FA Fanconi anemia is a rare but serious blood disease that prevents your bone marrow from making enough new blood cells for your body to function normally. It can also cause your bone marrow, the spongy tissue in y...
read moreFarber's disease, also known as Farber's lipogranulomatosis, describes a group of hereditary metabolic disorders called lipid storage diseases, in which excess amounts of lipids (oils, fatty acids and related compounds) build up to harmful le...
read moreFarsightedness is a refractive error that makes nearby objects appear blurry. It happens when the shape of the eye focuses light behind the retina (a light-sensitive layer of tissue at the back of your eye), instead of onto it. Read more about refra...
read moreFebrile seizures are convulsions or fits in infants or small children caused by a fever or febrile illness. The seizures can come before the fever. Usually during a febrile seizure, a child loses consciousness and shakes uncontrollably. Less often, a...
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