Brain lesions, also called brain scars, can cause varying symptoms such as headaches, seizures and memory loss that are often dependent on the size, location and type of lesion. The signs and symptoms of brain lesions al... More »

Brain lesions, abnormalities found on brain-imaging tests, are caused by several conditions, such as encephalitis, hydrocephalus, multiple sclerosis, a brain aneurysm or traumatic brain injury, according to Mayo Clinic. ... More »

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Brain lesions are diagnosed using several methods including CT scans, MRI and blood tests, according to WebMD. Brain lesions are also referred to as metastatic brain tumors, secondary tumors and brain metastatics, and ar... More »

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Small pineal cysts rarely cause symptoms, while larger pineal cysts can cause headaches, elevated pressure on the brain, problems with vision, seizures, or a loss of consciousness, according to the National Organization ... More »

Treatment for lesions caused by the human immunodeficiency virus, or HIV, varies based on the lesion type, location and size, according to the University of California, San Francisco. Examples of HIV-related lesions incl... More »

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Symptoms of anaplastic astrocytoma include behavioral changes, headaches, seizures and memory loss, according to the American Brain Tumor Association. Other symptoms depend upon the tumor's size and its location in the n... More »

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The symptoms of a brain meningioma include headaches, blurred vision, arm and leg weakness, numbness and seizures, according to Johns Hopkins Medicine. Other symptoms can be loss of balance, memory and hearing. The sympt... More »

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