Category: Bp-Br

An anatomical abnormality of any part of the brain. A brain lesion may be due to trauma or any disease that can cause inflammation, malfunction, or destruction of a brain cells or brain tissue. A lesion may be localized to one part of the brain or may be widespread. Examples of brain lesions include head injuries, tumors,…

Bleeding within the brain. Brain hemorrhage is also known as cerebral hemorrhage or intracerebral hemorrhage. Cerebral (brain) hemorrhage can occur inside the brain, between the brain and the membranes that cover it (subdural), between the layers of the brain’s covering (subarachnoid), or between the skull and the covering of the brain (epidural). Brain hemorrhage may…

A headache that occurs when one puts ice, a cold food, or a chilled beverage in the mouth, chilling the roof of the mouth. Ice cream is by far the most frequent offender. Brain freeze is characterized by a stabbing, aching pain that begins a few seconds after ingestion of something cold. The pain peaks in 30 to 60 seconds. No treatment is…

Accumulation of excessive fluid in the substance of the brain. The brain is especially susceptible to injury from edema, because it is located within a confined space and cannot expand. Also known as brain edema, brain swelling, swelling of the brain, and wet brain.

Cancer of the central information processing center of the body. Tumors in the brain can be malignant or benign, and can occur at any age. Only malignant tumors are cancerous. Primary brain tumors cancer initially forms in the brain tissue. Secondary brain tumors cancers are cancers that have spread to the brain tissue (metastasized) from elsewhere in the body. Secondary brain cancer is named for the…

A biopsy is a surgical procedure in which a small tissue sample is removed and sent to a pathologist for examination under a microscope. In a brain biopsy, a small sample of brain tissue is removed to help diagnose certain conditions such as brain tumors or lesions on the brain. One way a brain biopsy  may be done…

Anthrax infection of the central nervous system (the spinal cord and brain) and meninges (the membranes covering the brain and spinal cord. These microscopic findings come from a fatal case of anthrax that occurred in California in 1976. The details of this case have been described in a medical journal called Human Pathology (Volume 9,…

An aneurysm of a blood vessel in the brain, usually due to a defect in the vessel at birth or from high blood pressure. Rupture of the aneurysm causes a sudden severe headache, often with nausea, vomiting, decreased consciousness, and can be life threatening.

The portion of the central nervous system that is located within the skull. It functions as a primary receiver, organizer, and distributor of information for the body. It has a right half and a left half, each of which is called a hemisphere.

A system of raised-dot writing devised by Louis Braille (1809-1852) for the blind in which each letter is represented as a raised pattern that can be read by touching with the fingers. The System: Each braille character or “cell” is made up of 6 dot positions that are arranged in a rectangle comprising 2 columns…