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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 ...
Tetanus (from Ancient Greek τέτανος 'tension, stretched, rigid'), also known as lockjaw, is a bacterial infection caused by Clostridium tetani and characterized by muscle spasms.
A tetanic contraction (also called tetanized state, tetanus, or physiologic tetanus, the latter to differentiate from the disease called tetanus) is a sustained muscle contraction [2] evoked when the motor nerve that innervates a skeletal muscle emits action potentials at a very high rate.
Clostridium tetani is a common soil bacterium and the causative agent of tetanus.Vegetative cells of Clostridium tetani are usually rod-shaped and up to 2.5 μm long, but they become enlarged and tennis racket- or drumstick-shaped when forming spores.
Grass tetany also called the staggers , is a metabolic disease involving magnesium deficiency, which can occur in such ruminant livestock as beef cattle, dairy cattle and sheep, [1] usually after grazing on pastures of rapidly growing grass, especially in early spring. Despite the name, it is unrelated to tetanus.
Trousseau sign of latent tetany is a medical sign observed in patients with low calcium. [1] From 1 to 4 percent of normal patients will test positive for Trousseau's sign of latent tetany. [ 2 ] This sign may be positive before other manifestations of hypocalcemia such as hyperreflexia and tetany , as such it is generally believed to be more ...
Neonatal tetanus (trismus nascentium) is a form of generalised tetanus that occurs in newborns. Infants who have not acquired passive immunity from an immunized mother are at risk.
The main symptoms of hypoparathyroidism are the result of the low blood calcium level, which interferes with normal muscle contraction and nerve conduction.As a result, people with hypoparathyroidism can experience paresthesia, an unpleasant tingling sensation around the mouth and in the hands and feet, as well as muscle cramps and severe spasms known as "tetany" that affect the hands and feet ...