9 results
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
Hemolysis - Diagnostic ... #Hemolytic #Anemia ... #Algorithm #Differential ... Causes #Workup #Hematology ... GrepMed Recommended Text
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... anemia): ... usually IgG) (e.g. lupus ... Extravascular #Causes #differential ... #diagnosis #hematology
SLICC SLE Diagnostic Criteria - Systemic Lupus Erythematosus
Clinical and Immunologic Criteria

CLINICAL CRITERIA
 - ACUTE CUTANEOUS LUPUS
SLICC SLE Diagnostic ... ANEMIA - LEUKOPENIA ... Direct Coombs’ test ... anemia #Diagnosis ... #Rheumatology #
Pancytopenia - Differential Diagnosis

Congenital Diseases:
• GATA2 deficiency
• Fanconi’s anemia
• Wiskott-Aldrich syndrome
• Ribosomopathy or telomeropathy

Cancer:
• Leukemia
• Lymphoma

Inflammatory
Diagnosis Congenital ... deficiency • Fanconi’s anemia ... Diseases: • Systemic lupus ... Antibody-mediated hemolysis ... #Diagnosis #Hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Diagnosis Framework ... Defects: Sickle cell anemia ... Laboratory Tests ... Diagnosis #hematology
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Lymphadenopathies 7% - Hemolytic ... anemia 4% - Myositis ... (aPL) 30-45% Differential ... Diagnosis and Lupus ... #rheumatology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
value is low, tests ... result in severe anemia ... anemia Indirect ... WBC count and differential ... #Workup #Hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Diagnosis: • hemolytic ... younger pts) Differential ... Test: Donath-Landsteiner ... test #cold # ... #anemia #hematology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
• Coombs (-) hemolytic ... anemia due to cold ... IgG • Lupus anticoagulant ... #Monoclonal #Differential ... #Diagnosis #Oncology