34+ Chvostek Sign Definition PNG. Noun (plural chvostek signs) 1. There may be concurrent posturing of the hand, known as.
Chvostek's sign is not a very specific sign of tetany as it may be seen in 10% to 25% of healthy adults.
The chvostek sign (also weiss sign) is one of the signs of tetany seen in hypocalcemia. Chvostek sign is observed in hypocalcaemic states, such as hypoparathyroidism and the respiratory alkalosis associated with hyperventilation. Hitting a point between the middle third and upper third of the line joining the angle of the mouth to the zygomatic. The chvostek sign (also weiss sign) is one of the signs of tetany seen in hypocalcemia.