Although the causes of brain meningioma are not completely clear, doctors know that radiation exposure and a genetic disorder called neurofibromatosis type 2 put individuals at risk for the tumors, according to WebMD. Th... More »

Some of the long-term complications of a meningioma and its treatment, such as surgery or radiation therapy, include trouble in concentrating, loss of memory, seizures and personality differences, according to Mayo Clini... More » Health Conditions & Diseases Cancer

General symptoms of meningioma brain tumors include headaches, seizures and blurred vision, states WebMD. Other symptoms include slurred speech, numbness and weakness in arms and legs. Patients may also experience loss o... More » Health Conditions & Diseases

According to WebMD, meningioma surgery is a medical procedure that involves the removal of tumors from membranes surrounding the brain and spinal cord, called meninges. Most meningiomas are benign and not cancerous. More » Health Conditions & Diseases

The exact cause of Hashimoto's thyroiditis is not known, but contributing factors may include excessive iodine, genes, radiation exposure and hormones, according to WebMD. Hashimoto's thyroiditis is an autoimmune disease... More » Health Conditions & Diseases

Some causes of disorientation are alcohol or drug intoxication, brain tumors, head injuries, fever, and a fluid or electrolyte imbalance, claims MedlinePlus. Low blood sugar, seizures, low oxygen levels and hypothermia a... More » Health Conditions & Diseases

The cause of restless leg syndrome is not completely known, but many doctors believe it can be related to genetic factors, low iron levels in the brain or the result of various diseases. Restless leg syndrome, abbreviate... More »