PANCE Practice Test 8

10 free PANCE practice questions in the real exam format, covering the official content areas, with an explanation for every answer.

PANCE Practice Test 8Tutor mode

Question 1 of 10

Hematologic System

A 19-year-old woman comes to the clinic because of heavy menstrual periods since menarche that have required iron supplements, and frequent nosebleeds that last more than 15 minutes. She bled for 2 days after wisdom tooth extraction last year. Her mother has similar symptoms. She takes no medications. Vital signs are normal. There are no telangiectasias, petechiae or joint abnormalities. Laboratory results are shown. Which of the following is the most likely diagnosis?

Laboratory studies
TestResultReference range
Hemoglobin10.9 g/dL12.0–16.0 g/dL
Platelet count246,000/mm³150,000–400,000/mm³
Prothrombin time12.6 s11.0–13.5 s
Activated partial thromboplastin time39 s25–35 s
PFA-100 closure time (collagen/epinephrine)212 s84–160 s