Brain disease

Brain disease

Brain disease (pronunciation: /breɪn dɪˈziːz/) refers to a broad category of illnesses, disorders, and conditions that affect the brain's structure or function.

Etymology

The term "brain disease" is derived from the Old English words 'brægen' (brain) and 'disease' (dis-ease), which means a lack of ease or a condition that prevents good health.

Types of Brain Diseases

There are several types of brain diseases, including:

• Neurodegenerative diseases: These are diseases in which nerve cells, or neurons, break down or die. Examples include Alzheimer's disease, Parkinson's disease, and Huntington's disease.

• Mental disorders: These are illnesses that disrupt a person's thinking, feeling, mood, and ability to relate to others. Examples include depression, anxiety disorders, and schizophrenia.

• Brain tumors: These are masses of abnormal cells in the brain. They can be benign (noncancerous) or malignant (cancerous).

• Cerebrovascular diseases: These are conditions that affect the blood vessels and blood supply to the brain. Examples include stroke and transient ischemic attack (TIA).

• Infections of the brain: These are caused by viruses, bacteria, or other microorganisms. Examples include meningitis, encephalitis, and brain abscess.

Related Terms

• Neurology: The branch of medicine dealing with disorders of the nervous system, including the brain.

• Neuropathology: The study of disease of nervous system tissue.

• Neuroscience: The scientific study of the nervous system.

• Neurosurgeon: A medical specialist who treats diseases and conditions affecting the nervous system, including the brain.

• Psychiatry: The medical specialty devoted to the diagnosis, prevention, and treatment of mental disorders.

External links

• Medical encyclopedia article on Brain disease
• Wikipedia's article - Brain disease

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