In what kind of formulary are drugs not listed in the formulary and not covered without a doctor authorizing the need for a certain drug to treat a patient's illness or condition?

A patient has a prolonged APTT with a normal PT. There were no errors in specimen collection. What does this mean for the patient?

a. There could be a defect in the intrinsic pathway. b. The patient is on Coumadin. c. The patient has developed an inhibitor to a factor in the extrinsic pathway. d. The patient has a vitamin K deficiency.

The potential effects of crush injury syndrome when the object is removed from the patient include all of the following EXCEPT:

A) hypotension. B) metabolic acidosis. C) renal failure. D) cardiac toxicity.