Brain Lesion: Symptoms & Signs

Medically Reviewed on 2/8/2021

Brain lesions are masses or abnormal areas found within the brain. A lesion is any area in the body that has been damaged through disease or injury. Brain lesions are usually identified with imaging studies.

Signs and symptoms of brain lesions vary widely and are determined by the size and location of the abnormal area. Symptoms and signs can include

Other symptoms and signs can include

Causes of brain lesions

Many different conditions such as trauma, infection, stroke, tumors, or anatomical abnormalities may cause brain lesions.

Other brain lesion symptoms and signs


The abbreviated term ADHD denotes the condition commonly known as: See Answer

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Jameson, J. Larry, et al. Harrison's Principles of Internal Medicine, 20th Ed. New York: McGraw-Hill Education, 2018.