17 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... hemoglobinuria (PNH ... cold agglutin disease ... Extravascular #Causes ... differential #diagnosis #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... Consider sickle cell disease ... platelet decrease - PNH ... Diagnosis #Algorithm #workup ... #hematology #testing
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Bone marrow disease ... DIC/TTP/HUS - Hemolytic ... Von Willebrand disease ... deficiencies - PNH ... Differential #Diagnosis #hematology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
hallmark for the disease ... decrease in most cases ... hematuria (without casts ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup ... #Hematology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
• Heavy Chain disease ... Amyloidosis (CVS+PNS ... • Coombs (-) hemolytic ... Paraproteinemias #Hematology ... Differential #Diagnosis #Oncology
Ascites - Diagnostic Approach and Differential Diagnosis
The most common causes: cirrhosis, malignancy and heart failure. Approx
The most common causes ... more than one cause ... of underlying disease ... Jcortesizaguirr #Ascites #workup ... Differential #Diagnosis #hepatology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
and autoimmune hemolytic ... and M panel Management ... DDX - Other causes ... hypogammaglobulinemia #immunology #hematology ... #diagnosis #management
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
Causes purpura & ... TRALI): Leading cause ... more likely to cause ... Transfusion #diagnosis #management ... #hematology #reactions
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
an underlying cause ... Better call hematology ... JAK2 V617F) and MPNs ... As with many disease ... #hematology
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
• Severe Liver Disease ... Treat primary cause ... Coagulation #diagnosis #causes ... #treatment #management ... #hematology