(Sign shown: Chvostek’s sign)
Clinical Signs elicited in Hypocalcemia
- Elicitation: Tapping on the face at a point just anterior to the ear and just below the zygomatic bone
- Postitive response: Twitching of the ipsilateral facial muscles, suggestive of neuromuscular excitability caused by hypocalcemia.
- Elicitation: Inflating a sphygmomanometer cuff above systolic blood pressure for several minutes
- Postitive response: Muscular contraction including flexion of the wrist and metacarpophalangeal joints,hyperextension of the fingers, and flexion of the thumb on the palm, suggestive of neuromuscular excitability
- caused by hypocalcemia