When first seen, all the patients had tetany manifested by either spontaneous carpopedal spasm or positive Chvostek and Trousseau signs. In addition, 3 had generalized convulsions, and in 2 these ...

Physical examination revealed a clear Trousseau's sign (video 1), which is a carpopedal spasm induced by ischaemia through inflation of a sphygmomanometer cuff to a suprasystolic blood pressure.

These patients have myokymia with impaired muscle relaxation and stiffness. Abnormal postures of the feet and hands may occur resembling carpopedal spasm. Some cases caused by peripheral nerve, plexus ...