8 results
A System for Vasculitides 

#Diagnosis #IM #Rheum #Vasculitis #Small #Medium #Large #Vessel #Size #Classification #ANCA #Differential
#Small #Medium ... #Large #Vessel # ... Size #Classification ... #ANCA #Differential ... #Algorithm #Ddxof
Vasculitis - Break down based on vessel size 
Distribution of vessel involvement by large vessel vasculitis,
small vessel vasculitis ... Large vessel vasculitis ... basement membrane; ANCA ... #Medium #Large ... #Classification
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
abnormalities SMALL ... MEDIUM VESSEL ... against MPO • Complement ... , and SLE) • Urinalysis ... #rheumatology #classification
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Secondary: CTD: SLE ... Findings: • Small ... Urticaria • Medium ... • ANCA Associated ... Polyarteritis nodosa Large
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Classification of ... of large vessels ... of medium vessels ... of small vessels ... - ANCA-associated
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
diseases, such as SLE ... discrepancies LARGE ... primary condition MEDIUM ... and infarcts SMALL ... ) • Hypocomplementemic
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• Low serum C4 complement ... DDX: • ANCA (Antineutrophil ... • Cutaneous small-vessel ... erythematosus (SLE ... diagnosis #types #classification
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 ... inflammation of the small ... and large bowel ... RNP antibodies, Complement