<prompt> Chovesteks sign is seen in:HypocalcemiaHypercalcemiaHypokalemiaHyperkalemia  <response>: Hypocalcemia: Ref: 777-778-CMDT-09Hypocalcemia - Sign Symptoms Extensive spasm of skeletal muscle causes cramps and Tetany Laryngospasm with stridor can obstruct the airway Convulsions can occur as well as parasthesias of lips and extremities and abdominal pain Chvosteks sign contraction of the facial muscle in response to tapping the facial nerve anterior to the ear Trousseaus sign: - carpal spasm occurring after occlusion of the brachial artery with a blood pressure cuff for 3 minutes Prolongation of the QT interval due to lengthened ST segment predisposes to the development of ventricular arrhythmias 