7 results
Pathophysiology of Hypocomplementemic Urticarial Vasculitis

C1q/anti-C1q antibiody ->
Immune Complex Formation - Complement Pathway Activation (C3a and C5a)
Pathophysiology of Hypocomplementemic ... Urticarial Vasculitis ... Complex Formation - Complement ... TerrierBen #Hypocomplementemic ... #HUV #Pathophysiology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Skin, glomeruli ... often involved • Hypocomplementemic ... Urticaria and hypocomplementemia ... : - Kidneys: glomerular ... against MPO • Complement
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
Recommended initial testing ... or alternative complement ... antibody, and HIV ... for ANCA-related vasculitis ... #testing #workup
Recommended initial testing for patients being evaluated for glomerular disease
1) 24-hour urine collection - Quantify proteinuria.
Recommended initial testing ... or alternative complement ... antibody, and HIV ... for ANCA-related vasculitis ... diagnosis #initial #testing
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... • Kidneys: Non-glomerular ... HTN • Check: HBV ... Elevated AST ALT • Hypocomplementemia ... ) • Hypocomplementemic
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Differential Diagnosis Algorithm ... DIC, TTP, HELLP, HUS ... cardiac valve, vasculitis ... Differential #Diagnosis #Algorithm ... workup #hematology #testing
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