8 results
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 ... • HBV HCV
Thrombotic Microangiopathy - TTP VS HUS

Big picture points : Often hard to differentiate the two entities,
Microangiopathy - TTP VS HUS ... awaiting confirmatory testing ... HemolyticUremicSyndrome #HUS ... thrombocytopenia #Comparison ... #Diagnosis #Table
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
- Differential Diagnosis ... Algorithm • Sickle ... DIC, TTP, HELLP, HUS ... cardiac valve, vasculitis ... #hematology #testing
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
Recommended initial testing ... or alternative complement ... for ANCA-related vasculitis ... #glomerular #testing ... #workup #diagnosis
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cryoglobulins (Vasculitic ... 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 ... or alternative complement ... for ANCA-related vasculitis ... disease #workup #diagnosis ... #initial #testing
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
of necrotizing vasculitis ... include: infections (HSV ... PrathitKulkarni #Erythemas #comparison ... #table #differential ... #diagnosis #dermatology
Coccidioidomycosis (Valley Fever) - Diagnosis and Management Summary

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