15 results
Warm vs Cold Autoimmune Hemolytic Anemia
Warm Autoimmune Hemolytic Anemia:
 • Mechanism: IgG and Complement-mediated
 • Etiology:
Warm vs Cold Autoimmune ... Hemolytic Anemia ... : IgG and Complement-mediated ... : IgM and Complement-mediated ... BostonChiefs #Warm #Cold
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Differential Diagnosis Algorithm ... Warm AIHA • Cold ... perfringens - Complement-Mediated ... • Cold AIHA ... anemia
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cryoglobulins (Vasculitic ... • Symptoms of anemia ... anemiaCold ... Positive Coombs testing ... temperatures by fixing complement
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... Differential Diagnosis Algorithm ... Agglutination - Cold ... cardiac valve, vasculitis ... workup #hematology #testing
Autoimmune Hemolytic Anemia (AIHA)

WARM AHA
- Primary - Idiopathics
- Secondary
Infectious
 • Viral- HIV, EBV, HCV, HEV
 •
Autoimmune Hemolytic ... Anemia (AIHA) ... alpha-methyldopa COLD ... #Anemia #AIHA # ... #Differential #Algorithm
SLICC SLE Diagnostic Criteria - Systemic Lupus Erythematosus
Clinical and Immunologic Criteria

CLINICAL CRITERIA
 - ACUTE CUTANEOUS LUPUS
NEUROLOGIC - HEMOLYTIC ... ANEMIA - LEUKOPENIA ... reference range (or 2-fold ... anticoagulant - Low complement ... anemia #Diagnosis
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Differential Diagnosis Algorithm ... Claudication) - Cold ... Hyperemia Spasm • Vasculitis ... • Sickle Cell Anemia ... Air Embolism • Vasculitis
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Differential Diagnosis Algorithm ... blood loss, Acute hemolysis ... , deficiency anemia ... Rheumatologic, Vasculitides ... Differential #Diagnosis #Algorithm
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
Recommended initial testing ... LDH - Assess for hemolysis ... or alternative complement ... for ANCA-related vasculitis ... #glomerular #testing
Scurvy (Vitamin C Deficiency) - Diagnosis and Management

Vitamin C is required for hydroxylation of proline residues
, anemia, edema, ... Loss of teeth Anemia ... contribute to nonimmune hemolysis ... capillaritis, cutaneous vasculitis ... Hypersensitivity vasculitis