Nervous system
TetanusTetanus is caused by an exotoxin elaborated by Clostridium tetani. Tetanus may follow trivial as well as overtly contaminated wounds, drug addicts in particular are prone to develop tetanus, as are patients with burns or surgical wounds. Infection may als |
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Trigeminal NeuralgiaTrigeminal Neuralgia occurs as an intense lancinating pain which shoots into the face. The pain may occur in a fairly small area of the face or it may spread rapidly over a fairly wide area, but is always confined to the face. (That is, to the distributio |
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What is Alzheimer's disease?Alzheimer's disease is a progressive condition that damages areas of the brain involved in memory, intelligence, judgment, language, and behavior. (See an illustration of these areas of the brain.) It is the most common form of mental decline, or dementia, in older adults. |
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What is autism?Autism is not a disease, but a developmental disorder of brain function. People with classical autism show three types of symptoms: impaired social interaction, problems with verbal and nonverbal communication and imagination, and unusual or severely limi |
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What is Guillain-Barre syndrome?Guillain-Barre (ghee-yan bah-ray) syndrome is a disorder in which the body's immune system attacks part of the nervous system. The first symptoms of this disorder include varying degrees of weakness or tingling sensations in the legs. In many instances th |
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