Q: Name 5 very common complications of plasmapheresis, which usually require intervention in ICU?

Answer:

• Hypocalcemia
• Hypomagnesemia
• Hypothermia
• Hypotension
• Hypofibrinogenemia*

* (in particular if using albumin as a replacement product) 

Reference:  

Mokrzycki MH, Kaplan AA. Therapeutic plasma exchange: complications and management. Am J Kidney Dis. Jun 1994;23(6):817-27.