Which of the following makes a patient more prone to hemorrhage?

Select the next best test to run given the following PTT results on a patient’s plasma: Initial PTT 75 seconds Immediate 1:1 Mix with normal plasma 38 seconds Incubated 1:1 Mix with normal plasma 36 seconds

What are the primary clinical manifestations of essential thrombocythemia?

A patient who is not on heparin and has no history of a factor deficiency has a prolonged partial thromboplastin time (PTT). Select the test that should be performed next.

A patient has a platelet count of 650 x 10^9/L. The other hematology tests are normal. No evidence of hemostasis failure exists. Which of the following is most likely?

A 28-year old woman sees her family physician complaining of easy bruising and menorrhagia. She has a platelet count of 60 x 10^9/L. All other hematology and routine coagulation tests are normal. She has a platelet-associated immunoglobulin G (IgG) autoantibody in her serum. Which of the following is most likely?

Which of the following patient groups is most commonly diagnosed with acute immune thrombocytopenic purpura?

The terms petechiae, purpura, and ecchymoses all describe:

Inappropriate formation of platelets or fibrin clots that obstruct blood vessels is called:

A patient arrives at the emergency department complaining of pain in the calf of his left leg and shortness of breath. A “stat” D-Dimer is ordered. Why is this useful information for this patient’s care?