A two-year-old male is admitted to the hospital with a severe nosebleed.  Pertinent laboratory results are as follows: PLT 285 x 109/L PT 11.5 sec APTT 27.0 sec PLT Aggregation: No response to ADAP, collagen, or arachidonic acid These findings are most consistent with

Which of the following components of the platelet’s membrane binds to vWF and is essential for the process of adherence?

A patient’s RBC is 2.00, HCT 24, and HGB is 6.8. The MCV of the patient is 

A patient presented with easy bruising, epistaxis, and severe bleeding following dental extraction. The platelet count was decreased and the peripheral blood smear showed giant bizarre platelets and spindle-shaped bright blue inclusion bodies were seen in the granulocytes. These findings are most compatible with 

What is the overall utility of the erythrocyte sedimentation rate (ESR)? 

Which of the following components of the platelet membrane binds to vWF and is essential for the process of adherence? 

Increased levels of TdT activity are indicative of 

Which curve on the graph represents the production of alpha globin chains?

Given a RBC count of 4.90, hemoglobin of 15.0, and a hematocrit of 41.5, the calculated MCH is 

The Philadelphia chromosome is formed by a translocation between the