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Diseases (3509 pieces)

List of articles on conditions available within the Symptom Finder.



O-legs

Bow-legs, also known as genu varum, is a condition in which the knees are bent outward, while the ankles and feet are pressed together. It is common in children during growth and development, but can also occur in adults. In this article, we will discuss the symptoms, causes, and treatments for bow-legs. Bow-leg symptoms The most obvious symptom of...

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Obesity Hypoventilation Syndrome

Also known as Pickwickian Syndrome Obesity hypoventilation syndrome is a breathing disorder that occurs in some people who have been diagnosed with obesity. The syndrome causes you to have too much carbon dioxide and not enough oxygen in your blood. Without treatment, it can lead to serious and even life-threatening health problems. It is not clear...

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Obsessive Compulsive Disorder

Obsessive Compulsive Disorder (OCD) is a common, chronic, and long-term condition in which a person has uncontrollable, recurring thoughts ( obsessions ) and / or behaviors ( compulsions ) that they have to repeat over and over. Signs and Symptoms People with OCD can have symptoms of obsessions, compulsions, or both. These symptoms can disrupt all ...

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Occipital neuralgia

Occipital neuralgia is a distinct form of headache characterized by piercing, throbbing or electric shock-like chronic pain in the upper neck, occiput and behind the ears, usually on one side of the head. Typically, the pain from occipital neuralgia starts in the neck and then spreads upward. Some people also experience pain in the scalp, forehead...

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Ocular histoplasmosis syndrome (OHS)

Ocular histoplasmosis syndrome (OHS) is an eye condition that can develop in people with a lung infection called histoplasmosis. If you have histoplasmosis, the infection can travel from the lungs to the eyes, leading to vision loss. Many people with histoplasmosis don't know. If you've lived in places where histoplasmosis is common, such ...

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Ohtahara syndrome

Ohtahara syndrome is an unusual form of epilepsy characterized by seizures that are difficult to control and developmental delays. The condition affects infants usually within the first three months of life (usually within the first 10 days) in the form of seizures. Babies mainly have tonic seizures (stiffening of the muscles, upward gaze, dilated ...

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Old Age Myopia - Presbyopia

Presbyopia is a refractive error that makes it difficult for middle and older adults to see things up close. It happens because the lens (an inner part of the eye that helps the eye focus) stops focusing light correctly onto the retina (a light-sensitive layer of tissue at the back of the eye). Presbyopia is a normal part of aging. Everyone gets pr...

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Olfactory disorder

An olfactory disorder is a condition in which the sense of smell is impaired or lost. It can lead to changes in the taste of food and can affect general health and well-being. Below you will find information about the symptoms and treatments of olfactory disorders. Symptoms of Olfactory Disorder The symptoms of an olfactory disorder can vary depend...

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Olfactory disorder (cacosmia)

Olfactory disorder, also known as cacosmia, is a condition where a person's sense of smell is impaired. It can lead to a change in the perception of odors, where normal odors are perceived as unpleasant or aberrant. In this article, we'll discuss the symptoms of smell disorder and highlight some possible treatments. Symptoms of Olfactory Di...

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Olfactory disorder (phantosmia)

Olfactory disorder, also known as phantosmia, is a condition where a person experiences a distorted sense of smell. People with phantomia may smell unpleasant odors that are not actually there, or they may perceive real odors differently than they really are. This condition can significantly affect quality of life and make daily functioning difficu...

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Olivopontocerebellaire atrophy (OPCA)

Olivopontocerebellar atrophy (OPCA) is a term that describes the degeneration of neurons in specific areas of the brain: the cerebellum, pons and inferior olives. OPCA is present in several neurodegenerative syndromes, including hereditary and non-hereditary forms of ataxia (such as the hereditary spinocerebellar ataxia known as Machado-Joseph dis...

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Oogtic

Eye tic, also known as ocular tic, is an involuntary and repetitive movement of the eye muscles. While not usually a serious medical condition, it can be a nuisance and affect quality of life. In this article, we'll discuss the symptoms associated with eye tic and potential treatment options. Symptoms of Oogtic Oogtic is manifested by inadverte...

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Open been

Open leg, also known as ulcus cruris, is a common condition where an open wound or ulcer develops on the lower leg or foot. In this article, we discuss the symptoms and treatments of leg ulcers. Symptoms of Open Leg The symptoms of leg ulcers can vary depending on the person and the cause of the condition. Here are some common symptoms: Sores or wo...

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Opsoclonus Myoclonus

Opsoclonus myoclonus is a rare neurological condition characterized by an unstable, trembling gait, myoclonus (short, jerky muscle spasms), and opsoclonus (irregular, rapid eye movements). Other symptoms may include difficulty speaking, poorly articulated speech, or an inability to speak. A decrease in muscle tone, lethargy, irritability and malais...

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Optic nerve infarction (AION)

An infarction of the optic nerve, also called anterior ischemic optic neuropathy (AION), is a condition in which the blood supply to the optic nerve is disrupted, causing the tissue in the nerve to die. In this article, we discuss the symptoms and treatments of AION. Symptoms of AION The symptoms of AION can come on suddenly and may include: Decrea...

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Optic neuritis

Optic neuritis, also known as optic neuritis, is a condition where the optic nerve becomes inflamed. This can lead to several symptoms, including: Decreased vision: Patients may experience temporary or partial loss of vision, often in one eye. Eye pain: Optic neuritis may be accompanied by pain around the affected eye, which may be aggravated by ey...

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Optical neuromyelitis (NMO)

Optic neuromyelitis (NMO) is an autoimmune disease of the central nervous system (CNS) that primarily affects the optic nerves and spinal cord. It is also referred to as NMO spectrum disorder. In NMO, the body's immune system mistakenly attacks healthy cells and proteins in the body, usually those in the spinal cord and eyes. People with NMO d...

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Orthostatic hypotension (sudden drop in blood pressure)

Orthostatic hypotension is a sudden drop in blood pressure that occurs when a person assumes a standing position. It is due to a lesion of the baroreflex loop, which senses a change in blood pressure and adjusts the heart rate and activates the sympathetic nervous system fibers to narrow blood vessels and correct blood pressure. It can also be caus...

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Osteoarthritis (hip)

Osteoarthritis, also known as joint wear and tear, can affect the hip and cause a variety of symptoms. These can vary depending on the severity of the condition. Some common symptoms are: Pain: Hip pain is a common symptom of osteoarthritis. The pain can range from mild to severe and may be constant or occur during movement. Stiffness: Hip osteoart...

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Osteoarthritis (knee)

Osteoarthritis is a condition in which the cartilage in the joints deteriorates. It commonly occurs in the knees and can lead to pain, stiffness, and reduced mobility. In this article, we discuss the symptoms and treatments of knee osteoarthritis. Symptoms of knee osteoarthritis The symptoms of knee osteoarthritis can vary depending on the severity...

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Osteoarthritis (thumb)

Osteoarthritis, also known as joint wear and tear, is a condition characterized by the breakdown of the cartilage in the joints. Osteoarthritis can occur in any joint in the body, including the thumb. In this article, we will discuss the symptoms of thumb osteoarthritis and the different treatments available. Symptoms of arthritis in the thumb The ...

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Osteoarthritis - joint wear and tear

Osteoarthritis is a degenerative joint disease, in which the tissues in the joint break down over time. It is the most common type of arthritis and is more common in older people. People with osteoarthritis usually have joint pain and, after rest or inactivity, stiffness for a short time. The most common joints are: Hands (ends of the fingers and a...

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Osteogenesis imperfecta

Osteogenesis imperfecta (OI) is a genetic or inherited disease in which bones break (break) easily, often for no apparent cause or injury. OI is also known as brittle bone disease and the symptoms can range from mild with only a few fractures to severe with many medical complications. What is happening in OI? For most people, a change or defect in ...

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Osteonecrose

Osteonecrosis is a bone disease in which the bone begins to die and collapse. It is also called: Avascular necrosis. Aseptic necrosis. Ischemic necrosis. Osteonecrosis can develop in any bone, usually in the: Femur (thigh bone). Upper arm bone (humerus). Knees. Shoulders. Ankles. If you have osteonecrosis you may have it in just one bone or in more...

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Osteopetrose

Osteopetrosis is a rare condition that causes bones to grow abnormally and become too dense. When bones get too dense, they are brittle and can break (break) easily. In addition, bones can be deformed and large, causing other problems in the body. For example, changes in the bone size and density of the skull can put pressure on the nerves, leading...

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Otis media serosa

Otitis media serosa, also known as glue ear, is a common condition where fluid remains behind the eardrum. This can lead to hearing loss and other symptoms. Below are some symptoms and treatments for otitis media serosa. Symptoms of otitis media serosa The symptoms of otitis media serosa can vary depending on the person, but can include: Mild heari...

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Otitis media with effusion - Slijmor

Otitis Media with Effusion (OME), also known as mucous ear, is a common condition in which fluid accumulates in the middle ear without signs of acute infection. It can occur in both children and adults and can lead to hearing loss and discomfort. In this article, we discuss the symptoms and possible treatments for Otitis Media with Effusion. Sympto...

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Otosclerose

Otosclerosis is a term derived from oto, which means' of the ear ', and sclerosis, which means' abnormal hardening of body tissue. The condition is caused by abnormal bone turnover in the middle ear. Bone remodeling is a lifelong process in which bone tissue renews itself by replacing old tissue with new. In otosclerosis, abnormal remod...

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Ovarian cancer (ovarian carcinoma)

Ovarian epithelial cancer, ovarian cancer, and primary peritoneal cancer arise in the same type of tissue and are treated in the same way. These cancers are often advanced in diagnosis. Less common types of ovarian tumors include ovarian germ cell tumors and ovarian tumors with low malignant potential....

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Overactive bladder

Overactive bladder is a condition in which the bladder muscles contract uncontrollably, causing sudden and uncontrollable urges to urinate. It can lead to frequent urination and discomfort in daily life. Understanding the symptoms and treatment options is essential to managing this condition. Symptoms of an overactive bladder Frequent Urination: Pe...

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Overdose of drugs, medicines, alcohol

An overdose of drugs, medicines or alcohol can lead to serious health problems and even death. It is important to recognize the symptoms of an overdose and get the right treatment quickly. In this article, we discuss the symptoms and treatments of a drug, medication, and alcohol overdose. Symptoms The symptoms of an overdose can vary depending on t...

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Overdose of toxic substances - natural poisoning

An overdose of toxic substances can have serious health consequences and even lead to death. In some cases, poisoning can occur as a result of exposure to natural toxins, which are found in various plants, animals and environments. It is important to recognize the symptoms of an overdose and to know what treatments can be used. Symptoms of an overd...

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Overweight

Also known as Adiposity Overweight and obesity are increasingly common in the United States. They are caused by the increase in the size and amount of fat cells in the body. Doctors measure body mass index (BMI) and waist circumference to screen and diagnose overweight and obesity. Obesity is a serious medical condition that can cause complications...

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Overweight (increased abdominal circumference)

Obesity is a condition where too much body fat is stored, which can lead to health problems such as heart disease, diabetes and stroke. An increased waist circumference is a sign of being overweight and can also be a risk factor for these health problems. In this article we discuss the symptoms and treatments of obesity with an increased abdominal ...

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Overweight due to a slow thyroid gland

Being overweight is a common problem caused by several factors, including an underactive thyroid gland. The thyroid gland is a gland in the neck responsible for regulating metabolism. An underactive thyroid can lead to a slowed metabolism and weight gain. In this article, we will discuss the symptoms of obesity due to an underactive thyroid and the...

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Overweight due to acidification

Being overweight is a common problem in modern society and there are several contributing factors, including acidification of the body. Acidification of the body can lead to weight gain and an increased risk of obesity. In this article we discuss the relationship between acidification and overweight and how you can prevent acidification to maintain...

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Overweight due to fluctuations in sugar levels (hypoglycemia)

Hypoglycemia is a condition in which the blood sugar level falls too low. This can lead to various symptoms, including hunger, dizziness, and sweating. People with hypoglycemia often tend to eat sugary foods to raise their blood sugar levels. This can lead to weight gain and obesity. In this article, we will discuss the symptoms and treatments of h...

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Overweight due to increased fungi (candida)

Candida is a fungus that occurs naturally in the human body, but when it gets out of balance it can lead to several health problems, including obesity. In this article, we discuss the symptoms and treatments of obesity caused by elevated fungi (candida). Symptoms of Being Overweight Due to Elevated Fungi (Candida) The symptoms of obesity due to inc...

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Overweight due to menopause

Overweight during menopause is a common problem among women. During menopause, metabolism slows down, making it more difficult to lose and maintain weight. Below are some symptoms and treatments for being overweight during menopause. Symptoms of overweight during menopause The symptoms of being overweight during menopause can vary depending on the ...

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Overweight due to too much stress and overloaded adrenal glands

Excess weight can be caused by several factors, including excessive stress and overload of the adrenal glands. This can lead to a range of symptoms and health problems, including obesity, high blood pressure and diabetes. In this article we will discuss what obesity due to too much stress and overloaded adrenal glands are, the symptoms and treatmen...

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Overweight due to too much waste and overloaded liver

Being overweight is a common problem and can be caused by several factors, including an unhealthy diet, lack of exercise and genetic predisposition. But did you know that overweight can also be caused by an excess of waste products in the body and an overloaded liver? Symptoms Overweight caused by too much waste and an overloaded liver can be recog...

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Overweight due to weakened spleen

A weakened spleen can lead to a number of health problems, including obesity. In this article, we will discuss the symptoms and treatments of being overweight due to a weakened spleen. Symptoms of being overweight due to a weakened spleen Being overweight due to a weakened spleen can lead to a variety of symptoms, including: Unexplained weight gain...

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