13 results
Inherited Qualitative Platelet Defects
Bernard-Soulier Syndrome
 • Defect of adhesion due to a lack of GP Ib/IX/V
due to a lack of GP ... due to a lack of GP ... MYH9-Related Disorder ... #table #differential ... #diagnosis #hematology
Platelet disorders and Aggregometry
Glanzmann Thrombasthenia
 • Defective aggregation to all agonists except ristocetin
 • Normal platelet,
Platelet disorders ... with qualitative defects ... #disorders #hematology ... #hemepath #differential ... #diagnosis #Aggregometry
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... • Platelet defects ... - Hemolytic anemia ... #Diagnosis #hematology ... #nonpalpable #dermatology
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
• Autoimmune disorders ... Lymphoma Workup ... - Low Hb and platelets ... #lymphoma #diagnosis ... classification #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
and Platelet Disorders ... Diagnosis and Workup ... changes), high MCV anemia ... #Platelet #Disorders ... #Workup #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... with or without platelet ... Schistocytes, thrombocytopenia ... Consider RBC membrane disorder ... #workup #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
microangiopathy: Thrombotic thrombocytopenic ... e.g. lupus, CLL, lymphoma ... lymphoproliferative disorders ... Extravascular #Causes #differential ... #diagnosis #hematology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
lymphoproliferative disorders ... • Neutropenia, anemia ... , thrombocytopenia ... #workup #oncology ... #hematology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
for Thrombotic Thrombocytopenic ... low, tests to detect ... result in severe anemia ... WBC count and differential ... #Workup #Hematology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
hemostasis: - Thrombocytopenia ... - Abnormal platelet ... Vasculitis - Collagen disorders ... deficiency Work ... #Causes #dermatology