8 results
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
Causes of Hypocomplementemia ... A - Atypical HUS ... @AnnKumfer #Hypocomplementemia ... #Low #Complement ... CHAMPS #Mnemonic #diagnosis
Complement 1 esterase inhibitor (C1-INH) Deficiency Testing Algorithm
INDICATIONS FOR TESTING:
 • Recurrent angioedema (without urticaria)
 •
Complement 1 esterase ... Algorithm INDICATIONS ... #esterase #inhibitor ... #Algorithm #allergy ... #diagnosis
Complement Deficiency Testing Algorithm
 • Normal CH50 and AH50 AND High suspicion for complement deficiency
 •
Complement Deficiency ... Testing Algorithm ... #Deficiency #Testing ... #Algorithm #hematology ... #diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... often involved • Hypocomplementemic ... Urticaria and hypocomplementemia ... against MPO • Complement ... (Low levels mixed
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
Recommended initial testing ... in monitoring low-level ... or alternative complement ... #glomerular #testing ... #workup #diagnosis
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
originate from a low-grade ... Positive Coombs testing ... post infectious setting ... Mycoplasma, EBV, HIV ... temperatures by fixing complement
Recommended initial testing for patients being evaluated for glomerular disease
1) 24-hour urine collection - Quantify proteinuria.
Recommended initial testing ... in monitoring low-level ... or alternative complement ... disease #workup #diagnosis ... #initial #testing
Coccidioidomycosis (Valley Fever) - Diagnosis and Management Summary

WHAT?
 • Coccidioidomycosis due to Coccidioides immitis or Coccidioides
Valley Fever) - Diagnosis ... • Diabetes • HIV ... • Obesity HOW ... common initial testing ... analysis using complement