16 results
Lupus Nephritis Primer
Class I - Minimal Mesangial
Class II - Mesangial Proliferative
Class Ill - Focal Proliferative
Class IV
Lupus Nephritis ... #Nephritis #SLE ... #Classification ... #Classes #differential ... #diagnosis #management
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Diagnosis Algorithm ... • Contact dermatitis ... Bullous systemic lupus ... Vesiculobullous #SkinRash ... #causes
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Diffuse and Focal) Differential ... Diagnosis Algorithm ... • Discoid lupus ... #Diagnosis #Algorithm ... #causes
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin Rash - Differential ... Diagnosis Algorithm ... #Eczematous #SkinRash ... #Diagnosis #Algorithm ... #causes
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Causes of Hematuria ... - Differential ... Diagnosis Algorithm ... IgA, post-strep, lupus ... #Causes
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Systemic Lupus Erythematosus ... Diagnosis and Management ... Photosensitivity, Alopecia ... nephritis, NPSLE ... Positive in 60-80% of cases
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Causes of Acute ... Injury (AKI) - Differential ... Diagnosis Algorithm ... Acute Interstitial Nephritis ... #Causes
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Pustular Skin Rash - Differential ... Diagnosis Algorithm ... drinks • Perioral Dermatitis ... #Pustular #SkinRash ... #causes
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... Post-strep GN, Lupus ... Nephritis, Cryoglobulinemia ... Glomerulonephritis #Vasculitis #differential ... #diagnosis #algorithm
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
cases, drug-dependent ... Discontinuation of causal ... Photosensitivity, Alopecia ... nephritis, NPSLE ... Positive in 60-80% of cases