A 72-year-old white male patient is on Coumadin therapy. Which of the following tests is commonly ordered to monitor the patient's Coumadin levels?
A. bleeding time
B. blood smear
C. partial thromboplastin time
D. prothrombin time
Answer: D
Health MCQ
Medical Science
A 72-year-old white male patient is on Coumadin therapy. Which of the following tests is commonly ordered to monitor the patient's Coumadin levels?