Elective surgery is scheduled for a 14-year-old boy with no history of bleeding problems. During routine labs an elevated PTT is found and determined to be a deficiency in FXII.The patient’s PT,...

Elective surgery is scheduled for a 14-year-old boy with no history of bleeding problems. During routine labs an elevated PTT is found and determined to be a deficiency in FXII.The patient’s PT, platelet count, and all other labs are normal. The family consults you to determine if the surgery should be performed. The most appropriate action is which of the following?

A. Cancel the surgery and determine if replacement therapy is needed.

B. Reassure the family and proceed as planned.

C. Perform the surgery only after infusing purified FXII.

D. Cancel the surgery and reorder labs including PTT, PT, and TT.

E. Perform the surgery after vitamin K supplements and fibrinogen IV are given.