10 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 ... #differential #diagnosis ... #algorithm #rheumatology
I’M DAMN SHARP - Lupus Diagnosis Mnemonic
I  	 Immunoglobulins (Anti-dsDNA, Anti-Sm, Anti-phospholipid)
M 	 Malar Rash
D
Discoid Rash A Antinuclear ... Antibody (ANA) ... Renal Disease (Nephritis ... #IMDAMNSHARP #sle ... erythematosus #rheumatology
Rapidly Progressive Glomerulonephritis (RPGN) 
 - Loss of kidney function over a short period of tirne
IgA nephropathy, lupus ... nephritis, cryoglobulinemia ... post-infectious GN ... #Classification ... #Nephrology
Lupus Nephritis Primer
Class I - Minimal Mesangial
Class II - Mesangial Proliferative
Class Ill - Focal Proliferative
Class IV
Lupus Nephritis ... #Nephritis #SLE ... #Classification ... #differential #diagnosis ... #management #nephrology
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
Antinuclear antibodies ... and Systemic lupus ... lupus nephritis ... erythematosus #diagnosis ... #rheumatology #
Management of Lupus Nephritis
Lupus nephritis (LN) in 10 to 40% of SLE
Hallmark = proteinuria 20.5 g/g
Nephritis Lupus ... in 10 to 40% of SLE ... by 12 months Classification ... treatment #management #rheumatology ... #nephrology
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus
Clinical Domains:
 • Constitutional domain: Fever
 • Cutaneous domain: Non-scarring
EULAR/ACR Classification ... low C4, Low C3 and ... #Criteria #SLE ... Erythematosus #diagnosis ... #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Skin Disease Classification ... Differential Diagnosis ... Non-autoimmune rheumatologic ... #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
rapidly progressing GN ... LFT • ESR • ANA ... SLE) • Urinalysis ... #rheumatology # ... classification
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
overlaps with RA, SLE ... ab • RF • Antinuclear ... • Interstitial nephritis ... Membranoproliferative GN ... Sjogrens #Syndrome #Rheumatology