12 results
A System for Vasculitides 

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

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
+ MPO-ANCA MEDIUM ... VESSEL VASCULITIS ... Size: • Large ... against MPO • Complement ... #rheumatology #classification
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Classification of ... of medium vessels ... dermatomyositis #Size ... #Vasculitis #Vessels ... #Diagnosis
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
semiology of Cutaneous Vasculitis ... involvement of small vessels ... smooth muscle wall vessels ... (medium-sized vessel ... signs #lesions #diagnosis
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
lining of blood vessels ... infiltrate the tissue site ... Activation of complement ... term for small vessels ... Pathophysiology #Diagnosis
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... primary condition MEDIUM ... VESSEL VASCULITIS ... Elevated AST ALT • Hypocomplementemia ... ) • Hypocomplementemic
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Labs/Diagnosis: ... • Low serum C4 complement ... Cutaneous small-vessel ... Cryoglobulins #diagnosis ... #types #classification
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
systemic inflammatory vasculitis ... Involves large and medium ... sized vessels, ... inflammation large vessels ... = vasculitis vs