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

Immune Complex Mediated (granular staining):
Complement: Post-strep GN ... , Lupus Nephritis ... • Limited to Kidney ... #differential # ... #rheumatology
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Acute Kidney Injury ... Emboli, Thrombosis, Vasculitis ... • GN: ANCA, Anti-GBM ... Med, Contrast, Pigment ... nephrology #causes #algorithm
Rapidly Progressive Glomerulonephritis (RPGN) 
 - Loss of kidney function over a short period of tirne
) - Loss of kidney ... of glomerular disease ... IgA nephropathy, lupus ... post-infectious GN ... Classification #Differential
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... rapidly progressing GN ... inflammation Others: • Lupus ... such as systemic lupus ... #rheumatology #
Drug Induced Kidney Injury
 • Pre-Renal: NSAIDS, CNI, ACEI/ARB, IL-2 therapy, Diuretics CAR-T therapy
 • Osmotic
Drug Induced Kidney ... • Glomerular Disease ... : Drug induced vasculitis ... FSGS, Membranous GN ... #diagnosis #algorithm
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Differential Diagnosis ... musculoskeletal systems • Kidneys ... #Differential #Diagnosis ... #Rheumatology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
• Heavy Chain disease ... Autoimmunity: • -MM/WM: Vasculitis ... to cold IgG • Lupus ... Sneddon-Wilkinson disease ... #Monoclonal #Differential
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
permanent alopecia Differential ... Non-autoimmune rheumatologic ... C4) • ds-DNA: Kidney ... induced SLE • Kidney ... Erythematosus #Diagnosis #Rheumatology