Sunday 14 November 2010

MRCP revision battle 49.5: Hypermagnesaemia

Hypermagnesaemia generally becomes clinically relevant above 4mmol


Symptoms and signs include:
  • lethargy
  • nausea
  • areflexia
  • hypotension
  • heart block
  • bradycardia
  • double vision

Treatment is with IV calcium.


Next up: osteoporosis