14 results
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Causes of Extravascular ... • PCH • PNH ... immune-complex hemolytic anemia ... • MAHA (TTP, DIC ... #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Causes Intravascular ... coagulation (DIC ... hemoglobinuria (PNH ... #diagnosis #hematology ... #anemia
Causes of Arterial and Venous Thrombosis - Differential Diagnosis Framework

STRUCTURAL:
 - PFO: paradoxical emboli
 - Popliteal
Causes of Arterial ... - Disseminated intravascular ... coagulation (DIC ... neoplasms - PNH ... Diagnosis #clots #hematology
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
for Hemolytic Anemia ... IVIG infusion Intravascular ... : TTP, HUS, DIC, ... #Hemolytic #Anemia ... classification #hematology
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
Disseminated Intravascular ... Treat primary cause ... #Disseminated #Intravascular ... #treatment #management ... #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
marrow disease - DIC ... - Hemolytic anemia ... deficiencies - PNH ... Purpura Fulminans (DIC ... Differential #Diagnosis #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... platelet decrease - PNH ... thrombocytopenia - DIC ... Diagnosis #Algorithm #workup ... #hematology #testing
Myelodysplastic Syndrome (MD) - Diagnosis and Management Summary
myelo (marrow) -dys- (abnormal) -plastic (shape) = funny-shaped cells
Diagnosis and Management ... old, ~10,000 new cases ... cytopenias (usually anemia ... #treatment #hematology ... #oncology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
result in severe anemia ... reflection of intravascular ... immune hemolytic anemia ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup ... #Hematology
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Aplastic Anemia ... • Aplastic anemia ... and petechiae Causes ... #oncology #hematology ... #diagnosis #management