Seizures | Symptom Checker
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What causes seizures? 77 possible conditions

See a list of possible causes in order from the most common to the least.



Glomerulonephritis is a serious illness that can be life-threatening and requires immediate treatment. The condition is sometimes called nephritis.

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Ito Syndrome (Incontinentia Pigementi Achromians)

Ito syndrome (IS) is a rare condition that researchers believe iscaused by genetic irregularities. The conditionis not inherited, however,and a family history of IS is rare. IS is characterized by loss of skin color o...

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Celiac Disease (Gluten Intolerance)

Celiac disease is a digestive disorder caused by an abnormal immune reaction to gluten. Learn about celiac disease systems, diagnosis, and treatment.

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Hypoparathyroidism is a rare condition that occurs when the parathyroid glands in the neck don't produce enough parathyroid hormone (PTH).

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Pituitary Cancer

The pituitary gland is a very small gland of major importance to the functioning of the human body. It is located directly behind the eyes and below the front of the brain. It is about the size of a pea. Despite it...

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Medullary Cystic Disease

Medullary cystic kidney disease (MCKD) is a rare condition in which small, fluid-filled sacs called cysts form in the center of the kidneys. These cysts scar the kidneys and cause them to malfunction. In order t...

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Malaria is a life-threatening disease. It's typically transmitted through the bite of an infected Anopheles mosquito.

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The Plague

The plague is a serious bacterial infection that can be deadly. It's caused by poor sanitation, overcrowding, and large rodent populations.

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Maple Syrup Urine Disease (MSUD)

Maple syrup urine disease (MSUD) is a metabolic disorder in which your body can't break down certain amino acids. Read more on how to treat this rare disease.

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Rabies is caused by a virus that affects the central nervous system. It can be transmitted by bites and scratches from an infected animal, often a dog.

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Tay-Sachs Disease

Tay-Sachs disease is a neurodegenerative disorder most commonly found in infants. Learn more about this rare disease.

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Adrenergic Bronchodilators Overdose

This condition is considered a medical emergency. Urgent care may be required.

An adrenergic bronchodilators overdose is when you take too much of a certain kind of asthma medication.

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Acetaminophen Overdose

This condition is considered a medical emergency. Urgent care may be required.

Taking too much acetaminophen can cause liver damage. Learn about overdose causes, treatment, prevention, and more.

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Aicardi Syndrome

Aicardi syndrome is a rare disorder that interferes with the formation of the corpus callosum. Learn about its symptoms, causes, and diagnosis.

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Adrenoleukodystrophy refers to several conditions that affect the nervous system and adrenal glands.

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Yellow fever

Yellow fever is a serious, potentially deadly flu-like disease spread by mosquitoes. It's characterized by a high fever and jaundice. It isn't curable.

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Brain Abscess

An abscess of the brain is usually the result of a bacterial or fungal infection. The infection will cause your brain to swell from the collection of pus and dead cells that form. A brain abscess can form when fungi...

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Lupus is an autoimmune disease. Learn about the symptoms, causes, and treatment options.

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As Rare as it Gets: Chediak Higashi Syndrome

Chediak-Higashi Syndrome is a rare type of albinism that causes problems with your vision. Learn about the different types and possible symptoms.

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What's In Your Head: Chronic Subdural Hematoma

A chronic subdural hematoma (SDH) is a collection of blood on the brain's surface under the outer covering of the brain (dura).

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This feature is for informational purposes only and should not be used to diagnose.
Please consult a healthcare professional if you have health concerns.