5 results
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... Urticaria and hypocomplementemia ... neuropathy - GI ... against MPO • Complement ... #rheumatology #classification
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
- Local and systemic ... Complement activation ... #Classification ... Pathophysiology #Allergy #Diagnosis ... #Reactions #Table
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
activate the immune system ... Labs/Diagnosis: ... • Low serum C4 complement ... disorder (e.g. systemic ... #types #classification
Causes of ileitis beyond Crohn’s disease and infections include systemic disorders -spondyloarthropathies, vasculitides, ischemia, and amyloidosis
infections include systemic ... spondyloarthropathies, vasculitides ... helpful paper complements ... articles/PMC2914216/ #Diagnosis ... #Table
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
anti-Smith Ab, low complements ... Skin Disease Classification ... Differential Diagnosis ... Kikuchi disease • Type-I ... pericardial/abd GI