12 results
Inherited Qualitative Platelet Defects
Bernard-Soulier Syndrome
 • Defect of adhesion due to a lack of GP Ib/IX/V
MYH9-Related Disorder ... structure and cell ... on smear, as well ... #table #differential ... #diagnosis #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
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
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
Purpura - Differential Diagnosis Framework

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

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
• Autoimmune disorders ... Weight loss • Anemia ... Workup: • Full ... - Low Hb and platelets ... Immunohistochemical studies (to differentiate
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
microangiopathy: Thrombotic thrombocytopenic ... lymphoproliferative disorders ... Hemoglobinopathies (e.g. sickle cell ... Extravascular #Causes #differential ... #diagnosis #hematology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
are a group of disorders ... formed or don’t work ... count (thrombocytopenia ... blood count with differential ... Myelodysplastic #Syndromes #diagnosis
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