17 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... lymphoproliferative disorders ... #Hemolytic #Intravascular ... #Causes #differential ... #diagnosis #hematology
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
(eg. polycythemia ... Inflammatory • Systemic ... Lupus Erythematosus ... Serum Sickness Hemolytic ... #Causes #Hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
- Differential ... ): SS, SC, SE, Sβ ... membrane disorder ... elliptocytosis, autoimmune ... #workup #hematology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
context of other symptoms ... (SLE), Systemic ... : Lupus (SLE), Systemic ... ANA #patterns #rheumatology ... #diagnosis #differential
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... pylori test (GI symptoms ... test, ANA (e.g., SLE ... Diagnosis #Causes ... #Workup #hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Agglutinin Syndrome ... Diagnosis: • hemolytic ... pts) Differential ... the RBCs causing intravascular ... #hematology #diagnosis
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... permanent alopecia Differential ... rheumatologic diseases ... Induced Lupus: • Symptoms ... #Diagnosis #Rheumatology
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Polycythemia - Differential ... an underlying cause ... frequently affected systems ... Better call hematology ... #workup #hematology
Causes of Purpura or Easy Bruising in Children

Platelet count reduced, i.e. thrombocytopenia
 - Increased platelet destruction
(systemic lupus ... erythematosus) ... (disseminated intravascular ... Congenital heart disease ... #differential #
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... Diagnosis: Systemic ... Symptoms (Sx) in ... vasculitis, and SLE ... #diagnosis #rheumatology