19 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 ... Purpura Anti-GBM antibodies ... #diagnosis #algorithm ... #rheumatology
ANA Patterns and Associated Rheumatic Diseases:
 • Homogeneous: Systemic lupus erythematosus (SLE), Mixed connective tissue disease
, Drug-induced Lupus ... Kumfer @AnnKumfer #Antinuclear ... #Antibodies #ANA ... #patterns #rheumatology ... #diagnosis #differential
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Antinuclear Antibodies ... Antibody refers to antibodies ... Kumfer @AnnKumfer #Antinuclear ... #patterns #rheumatology ... #diagnosis #differential
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
of Hematuria - Differential ... Diagnosis Algorithm ... • Anti-GBM antibodies ... IgA, post-strep, lupus ... • Lupus glomerulonephritis
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
ANA (Antinuclear ... Antineutrophil cytoplasmic antibodies ... ) • Systemic lupus ... Antineutrophil #antibodies ... #diagnosis #rheumatology
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Diagnosis HEMODYNAMIC ... INTRINSINC RENAL Glomerulonephritides ... (GN) • Primary ... Post-infectious GN ... , Lupus Acute Tubular
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
Post/pauci immune glomerulonephritis ... S - Systemic Lupus ... CHAMPS #Mnemonic #diagnosis ... #differential # ... hematology
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 ... Lupusreference #Antinuclear ... erythematosus #diagnosis ... #rheumatology #
Rapidly Progressive Glomerulonephritis (RPGN) 
 - Loss of kidney function over a short period of tirne
Rapidly Progressive Glomerulonephritis ... IgA nephropathy, lupus ... post-infectious GN ... Classification #Differential ... #Diagnosis #Nephrology
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
SLE-Related Auto-Antibodies ... (aPL) 30-45% Differential ... Diagnosis and Lupus ... symptoms #mimickers #differential ... #rheumatology