Which Finding for a Patient Who Has a Head Injury

Which finding for a patient who has a head injury should the nurse report immediately to the health care provider?

A) Intracranial pressure is 16 mm Hg when patient is turned.
B) Pale yellow urine output is 1200 mL over the last 2 hours.
C) LICOX brain tissue oxygenation catheter shows PbtO₂ of 38 mm Hg.
D) Ventriculostomy drained 40 mL of cerebrospinal fluid in the last 2 hours.