15 results
Pathophysiology of Hypocomplementemic Urticarial Vasculitis

C1q/anti-C1q antibiody ->
Immune Complex Formation - Complement Pathway Activation (C3a and C5a)
Pathophysiology ... Hypocomplementemic Urticarial Vasculitis ... Complex Formation - Complement ... Formation -> Vasculitis ... #HUV #Pathophysiology
Pathogenesis of ANCA-associated vasculitis

Dr. Muner Mohamed @MunerMohamed1 

#ANCA #vasculitis #pathophysiology #nephrology
ANCA-associated vasculitis ... MunerMohamed1 #ANCA #vasculitis ... #pathophysiology ... #nephrology
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... staining): • Low Complement ... Idiopathic • Normal Complement ... Glomerulonephritis #Vasculitis
Mechanisms of Cocaine induced AKI

 • Rhabdomyolysis
 • Vasculitis
 • Infarction
 • Acute interstitial nephritis
 •
Rhabdomyolysis • Vasculitis ... #induced #AKI #nephrology ... #pathophysiology ... #table
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
IgA Vasculitis – ... Activation of complement ... Leukocytoclastic vasculitis ... #HSP #IgA #Vasculitis ... HenochScholeinPurpura #Pathophysiology
Causes of ileitis beyond Crohn’s disease and infections include systemic disorders -spondyloarthropathies, vasculitides, ischemia, and amyloidosis
spondyloarthropathies, vasculitides ... See below for table ... helpful paper complements ... #Differential #Table
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
antigen, leading to complement ... Complement activation ... Classification #Pathophysiology ... Diagnosis #Reactions #Table
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
or alternative complement ... for ANCA-related vasculitis ... nephrotic #nephritic #nephrology
Pathogenesis of PLA2R-associated (primary) Membranous Nephropathy

Immune deposits  → Activate complement  → C5b-9 complex
deposits → Activate complement ... #Nephropathy #pathophysiology ... #nephrology
Alexia Without Agraphia
Alexia without agraphia is a disconnection syndrome where patients cannot read but can write.
unable to read but able ... Pathophysiology: ... Able to write (without ... Agraphia #clinical #neurology ... #diagnosis #pathophysiology