Patient presents with oozing 48 hours post tooth extraction. Results are as follows:PT: 11.5 seconds (Ref: 10-13 seconds)aPTT: 32.5 seconds (Ref: 23-35 seconds)Fibrinogen: 345 mg/dL (Ref: 200-400 mg/dL)Platelets: 324 x 103/uLThe most likely deficiency is:

Minimum screening test(s) that should be considered in the evaluation of abnormal bleeding is(are) which of the following? (select all that apply)

What would be the expected laboratory results in a patient with thrombocytopenia? (select all that apply)

Thrombocytopenia would be indicated by a platelet count of:

34. Which of these statements about Wallerstein’s World-Systems Theory is FALSE?

Predict the typical expected results of clot-based PT in a patient with a platelet defect.

A patient is experiencing pinpoint petechial bruising on her upper torso. Her history revealed frequent nosebleeds during her childhood. Clot-based screening assays are within normal reference ranges, and platelet function assays are abnormal. Based on this information, what appears to be defective in this patient?

A 1 year old male is sent for a hematology consult due to excessive bruising, epitaxis, and gingival bleeding. Platelet aggregation shows the following:   Wave 1: ADP.                   Wave 2: Collagen           Wave 3: Epinephrine.    Wave 4: Ristocetin What is this patient’s most likely disorder of primary hemostasis?

In vWF disease, platelets give an abnormal aggregation result in the presence of:

A patient is known to be a chronic alcoholic. His blood is drawn, and his platelet count is 72 × 109/L. What is the most likely reason for this occurrence?