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Tag Hypocalcaemia
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Chvostek sign

Chvostek sign is contraction of facial muscles provoked by lightly tapping over the facial nerve anterior to the ear as it crosses the zygomatic arch.
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A Really Tricky ABG?

aka Metabolic Muddle 013 A 30 year-old female was admitted to the ICU following a traumatic brain injury.  Her ABG was normal on arrival. Since admission her condition has deteriorated and she now has circulatory failure requiring 100mcg/min of noradrenaline…