Brain and Nervous System Medical Reference

Wernicke's aphasia is a language disorder caused by damage to Wernicke's area in the brain. Learn about what causes it, what to expect, and more.

Find out what you need to know about the Hoffman test. Learn about the connection between the Hoffman sign, cervical cord compression, and cervical myelopathy.

Learn what asterixis is, including what causes it, how it can be treated, its association with the liver, and more.

Find out about cryptococcal meningitis, a dangerous brain infection. Learn about the symptoms that help in early diagnosis and effective treatment.

Learn more about these tumors that sometimes become cancerous.

Parsonage-Turner syndrome (PTS) is a condition that brings on sudden, severe pain in your shoulder and upper arm. Here’s what you need to know.

Ageusia is the total loss of taste. It can be a symptom of many different medical conditions. Learn more about the causes, diagnosis, and treatment.

When do these tumors appear, and what causes them to grow?

Find out more about the professionals, organizations, support groups, and personal strategies that can help.

Learn how these tumors can affect your eyes, spine, and other areas of your body.

Find out more about medication and surgery options for the condition.

Find out what you need to know about hypocalcemia and tetany, and discover their causes, symptoms, and treatments and how they may affect health.

Learn about ways to become more intelligent, including the role of exercise, diet, and more.

Decorticate posturing is a body position that signals brain damage. Learn more about what causes it, symptoms, and more.

Find out what you need to know about hypothalamus, and discover the functions, disorders, treatments, and how it may affect health.

Learn what to expect from a cerebrospinal fluid (CSF) analysis.

A cerebrospinal fluid (CSF) protein test shows the amount of protein that's in your spinal fluid. Discover what you can expect and why your doctor might request it.

A Tensilon test is used to diagnose myasthenia gravis. Learn about the test and treatment options for this condition today.

Learn about chorea, including its types, causes, symptoms, and treatments.

CNS depressants are prescribed to treat health conditions like anxiety, insomnia, and more. Learn about the risks and benefits of these medications today.

Psychoneuroimmunology is the study of how your brain and immune system interact. Learn how this works and what it may mean for your health.

Learn what cognitive tests are, what symptoms might prompt a cognitive test, what the results mean, and what it is like to get a cognitive test done.

Hemifacial spasm is a disorder that causes twitching on one side of the face. Learn about the causes, symptoms, and treatment options for this condition today.

Vertebrobasilar insufficiency is a condition where arteries leading to your brain are clogged. Learn more about this condition and its symptoms today.

Learn about the history of the ganzfeld experiment and how your brain reacts to sensory deprivation.