7 results
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
) RPGN has three ... Complement: Post-strep GN ... , Lupus Nephritis ... Glomerulonephritis #Vasculitis #differential ... diagnosis #algorithm #rheumatology
Rapidly Progressive Glomerulonephritis (RPGN) 
 - Loss of kidney function over a short period of tirne
IgA nephropathy, lupus ... nephritis, cryoglobulinemia ... post-infectious GN ... Classification #Differential ... #Diagnosis #Nephrology
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
Systemic lupus ... lupus nephritis ... searched for when ANA ... #diagnosis #rheumatology ... #table #ANA
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... findings (ANA, ... permanent alopecia Differential ... Non-autoimmune rheumatologic ... #Systemic #Lupus
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
vs SLE Drug Induced ... Workup: - ANA ... months to years) Systemic ... nephritis, NPSLE ... #table #rheumatology
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
Approach to the differential ... basement membrane; GN ... atypical HUS; MPGN ... central nervous system ... #syndrome #nephrology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
rapidly progressing GN ... lupus erythematosus ... LFT • ESR • ANA ... SLE) • Urinalysis ... #diagnosis #rheumatology