A patient visits a physician because of unexplained bruising and prolonged bleeding from a recent tooth extraction. The physician orders a prothrombin time (PT) and an APTT. Results are within normal reference ranges.
What other tests could the physician order to investigate the patient's symptoms?
a. Platelet count and platelet function assays
b. Platelet function assays
c. Platelet count only
d. Repetition of the PT and the APTT after the beginning of treatment
Question 2
An instrument report has a platelet count of 850 x 109/L. This would be interpreted as:
a. Normal platelet count
b. Thrombocytosis
c. Thrombocytopenia
d. Cannot be interpreted
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