24 results
Pathophysiology of Hypocomplementemic Urticarial Vasculitis

C1q/anti-C1q antibiody ->
Immune Complex Formation - Complement Pathway Activation (C3a and C5a)
Pathophysiology of Hypocomplementemic ... Urticarial Vasculitis ... Complex Formation - Complement ... Formation -> Vasculitis ... TerrierBen #Hypocomplementemic
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
Causes of Hypocomplementemia ... glomerulonephritis, type ... 1 (50%-80%), type ... @AnnKumfer #Hypocomplementemia ... #Low #Complement
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Types: • Type ... • Type III Often ... • Low serum C4 complement ... • Vasculitis ... #classification
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitis and Vasculitides ... often involved • Hypocomplementemic ... Urticaria and hypocomplementemia ... against MPO • Complement ... #rheumatology #classification
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Hypersensitivity Types ... Their Mechanisms Type ... antigen, leading to complement ... Complement activation ... #Classification
Vasculitis - Break down based on vessel size 
Distribution of vessel involvement by large vessel vasculitis,
Vasculitis - Break ... by large vessel vasculitis ... medium vessel vasculitis ... can affect any type ... Medium #Large #Classification
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Summary table of types ... Type 1 - Mediators ... antigens, leading to complement ... they activate complement ... allergy #table #classification
A System for Cerebrovascular Disease #Diagnosis #EM #Neuro #CVA #Stroke #Classification #Types #Frequency #Ddxof
Disease #Diagnosis #EM ... #CVA #Stroke #Classification ... #Types #Frequency
Supracondylar Fracture Classification - Type I: Non-displaced. Type II: Displaced with intact anterior cortex. Type III:
Supracondylar Fracture Classification ... Type II: Displaced ... Type III: Complete ... cortex) #Diagnosis #EM ... Flexion #Fracture #Classification
Aortic Dissection - Diagnosis and Management Summary
 • HPI: sudden onset, "tearing" chest pain, radiation to
Dissection protocol • Classification ... : - Type A ... aorta) - Type ... Management: • Type ... - MH/CCF/CWRU EM