9 results
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Warm Antibody Autoimmune ... ↑ LDH • Anti-RBC ... 2) LOOK FOR a cause ... #diagnosis #management ... #treatment #rheumatology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... idiopathic) - Autoimmune ... • Intrinsic RBC ... Extravascular #Causes ... differential #diagnosis #hematology
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
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Causes of Extravascular ... Cold AIHA • Alloimmune ... elliptocytosis - RBC ... Diagnosis #Algorithm #Causes ... #Hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... cardiac valve, vasculitis ... elliptocytosis, autoimmune ... @ARUPLabs #Hemolytic ... Algorithm #workup #hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cryoglobulins (Vasculitic ... Viral infection, autoimmune ... Blood smear - RBC ... CLL (older) • Autoimmune ... #anemia #hematology
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
Causes purpura & ... TRALI): Leading cause ... more likely to cause ... Transfusions #diagnosis #management ... #hematology #reactions
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
: Pneumonia • Autoimmune ... hemolytic anemia ... DDX - Other causes ... hypogammaglobulinemia #immunology #hematology ... #diagnosis #management
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
Hypocomplementemia • Can cause ... ) • Cutaneous vasculitis ... Nephrogenic DI Hematologic ... Sjogrens #Syndrome #Rheumatology ... #Diagnosis #Management
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
Immunosuppression • Autoimmune ... nodosum • Immune hemolytic ... platelets - WBC ... classification #hematology ... #oncology #management