8 results
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
Causes of Hypocomplementemia ... 1 (50%-80%), type ... S - Systemic Lupus ... #Low #Complement ... CHAMPS #Mnemonic #diagnosis
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
When the specific allergen ... antigen, leading to complement ... Complement activation ... , and systemic lupus ... #Diagnosis #Reactions
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Causes of Diffuse ... - Differential Diagnosis ... Algorithm Reactive ... • Systemic Lupus ... • Acne • Allergy
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... anti-Smith Ab, low complements ... Differential Diagnosis ... Kikuchi disease • Type-I ... pneumonitis • Diffuse
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
diseases: - 10% SLE ... Labs/Diagnosis: ... • Low serum C4 complement ... (e.g. systemic lupus ... erythematosus (SLE
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Urticaria and hypocomplementemia ... inflammation Others: • Lupus ... such as systemic lupus ... against MPO • Complement ... vasculitis, and SLE
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
joint • Systemic lupus ... Tests for All Types ... Screening Tests for Diffuse ... Additional Tests for Diffuse ... (to support a diagnosis
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
diseases: syßtemic lupus ... erythematosus (SLE ... Pseudohypoaldosteronism type ... pseudohypoaldosteronism type ... #Differential #Diagnosis