The nurse can elicit Trousseau's sign by occluding the brachial or radial artery. Hand and finger spasms that occur during occlusion indicate Trousseau's sign and suggest hypocalcemia.

护士可以通过阻断肱动脉或桡动脉来引出特鲁索(氏)征。阻断期间手和手指痉挛则为特鲁索(氏)征并提示低钙血症。