13 results
Pathophysiology of Hypocomplementemic Urticarial Vasculitis

C1q/anti-C1q antibiody ->
Immune Complex Formation - Complement Pathway Activation (C3a and C5a)
Pathophysiology ... antibiody -> Immune Complex ... > Incr Immune Complex ... Vasculitis #HUV #Pathophysiology ... #Rheumatology
Supracondylar Fracture Classification - Type I: Non-displaced. Type II: Displaced with intact anterior cortex. Type III:
Supracondylar Fracture Classification ... Type III: Complete ... Flexion #Fracture #Classification ... #ALiEM
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... immunofluorescence Immune Complex ... diagnosis #algorithm #rheumatology
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Classification of ... syndrome - Immune-complex-induced ... dermatomyositis #Size #Classification ... Vessels #Diagnosis #Rheumatology
The coagulation cascade is shown, separated into different phases with their endogenous and pharmacological inhibitors shown.
TF complexes with ... FXa which itself complexes ... multicomponent complexes ... multicomponent complexes ... #pathophysiology
Supracondylar Extension Fracture Classification - Type I: Non-displaced. Type II: Displaced with intact posterior cortex. Type
Extension Fracture Classification ... Type III: Complete ... Extension #Fracture #Classification ... #ALiEM
Vasculitis - Break down based on vessel size 
Distribution of vessel involvement by large vessel vasculitis,
although immune complex ... #Diagnosis #Rheumatology ... Medium #Large #Classification
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Antigen-antibody complexes ... Hypersensitivity #Types #Classification ... #Pathophysiology
Heparin Induced Thrombocytopenia (HIT) - Diagnosis and Management - GrepMed Handbook

Presentation: 
 • Plts ↓50% (nadir
♀, ↑Age, ESRD Pathophysiology ... binds heparin-PF4 complex ... Management #Treatment #Hematology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
deposit of immune complexes ... diagnosis #types #classification ... #rheumatology #