Tetany
Medical condition, exhibiting involuntary contraction of muscles / From Wikipedia, the free encyclopedia
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Tetany or tetanic seizure is a medical sign consisting of the involuntary contraction of muscles, which may be caused by disorders that increase the action potential frequency of muscle cells or the nerves that innervate them.
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Hands of a baby affected with tetany | |
Specialty | Neurology, endocrinology |
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Muscle cramps caused by the disease tetanus are not classified as tetany; rather, they are due to a lack of inhibition to the neurons that supply muscles. Tetanic contractions (physiologic tetanus) are a broad range of muscle contraction types, of which tetany is only one.