For the following questions, use an ICD-9-CM code book and select the appropriate code(s) for the diagnostic statements given

Which of the following pathophysiologic conditions are considered as mediators of secondary brain injury in the presence of traumatic brain injury? I. elevated intracranial pressure II. hyperglycemia III. hypoglycemia IV. hypotension

A. I, II only B. I, III only C. II, III, IV only D. I, II, III, IV only

The ________ vaccine guards against chickenpox.

A. RV1 B. IPV C. 2vHPV D. varicella