11 results
Pathophysiology of Hypocomplementemic Urticarial Vasculitis

C1q/anti-C1q antibiody ->
Immune Complex Formation - Complement Pathway Activation (C3a and C5a)
Pathophysiology of Hypocomplementemic ... Complex Formation - Complement ... TerrierBen #Hypocomplementemic ... Urticarial #Vasculitis #HUV
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
CDC Recommended Laboratory HIV Testing Algorithm for Serum or Plasma Specimens

#HIV #Algorithm #Screening #Testing #HIVAIDS #Diagnosis
CDC Recommended Laboratory ... HIV Testing Algorithm ... Specimens #HIV ... #Algorithm #Screening ... #Testing #HIVAIDS
"Recommended laboratory HIV testing algorithm for serum or plasma specimens. Based on: Centers for Disease Control
HIV testing algorithm ... Laboratory Testing ... the Diagnosis of HIV ... #HIV #CDC #Diagnosis ... #Algorithm #InfectiousDisease
Interpretation of Hepatitis B Serologies 
HBsAg - HBcAb (total) - HBcAb (IgM) - HBsAb
Susceptible to HBV
Immune
Susceptible to HBV ... vaccine Acute HBV ... infection vs "Low ... interpreation #testing ... #laboratory
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
often involved • Hypocomplementemic ... Urticaria and hypocomplementemia ... (Low levels mixed ... Cryoglobulins • HIV ... • HBV HCV •
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 ... antibody, and HIV ... risk factors for HIV
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 ... antibody, and HIV ... risk factors for HIV
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
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
- CCP antibody testing ... more time for the laboratory ... Additional tests: HIV ... chest wall, and low ... Rheumatoid #Arthritis #laboratory