A patient with a head injury has an intracranial pressure (ICP)of 18 mm Hg.Her blood pressure is 144/90 mm Hg,and her mean arterial pressure (MAP)is 108 mm Hg.What is the cerebral perfusion pressure (CPP)?
A) 54 mm Hg
B) 72 mm Hg
C) 90 mm Hg
D) 126 mm Hg

Question

Quizplus · Accepted Answer

CPP = MAP - ICP.In this case,CPP = 108 mm Hg - 18 mm Hg = 90 mm Hg.All other calculated responses are incorrect.

A Patient with a Head Injury Has an Intracranial Pressure