3 results
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
alone but typically ... Congenital intrinsic coagulation ... intravascular coagulation ... Causes #diagnosis #differential ... #hematology #coagulation
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Differential Diagnosis ... for a Prolonged PT ... PT and the aPTT ... Causes #diagnosis #differential ... #hematology #coagulation
Platelet disorders and Aggregometry
Glanzmann Thrombasthenia
 • Defective aggregation to all agonists except ristocetin
 • Normal platelet,
Normal platelet, PT ... , PTT (diff from ... count and platelet morphology ... considered first-line ... #hemepath #differential