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

Immune Complex Mediated (granular staining):
pathophysiologic causes ... Complement: Post-strep GN ... , Lupus Nephritis ... involvement: Anti-GBM Disease ... diagnosis #algorithm #rheumatology
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Common causes of ... INTRINSINC RENAL Glomerulonephritides ... (GN) • Primary ... , Lupus Acute Tubular ... Differential #Diagnosis #nephrology
Membranoproliferative Glomerulonephritis (MPGN) AKA: Mesangiocapillary GN
 • Active Urine Sediment (dysmorphic RBC, RBC casts, +/- proteinuria)
Mesangiocapillary GN ... dysmorphic RBC, RBC casts ... Sjogren's, rheumatoid arthritis ... (Dense deposit disease ... #MPGN #nephrology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
rapidly progressing GN ... tract, and often causes ... arthritis. (± glomerulonephritis ... such as systemic lupus ... differential #diagnosis #rheumatology
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
basement membrane; GN ... = glomerulonephritis ... pancreatitis), joints (arthritis ... Nephrocalcinosis causes ... nephrotic #syndrome #nephrology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
, pauci-immune glomerulonephritis ... tract, and often causes ... arthritis. ... Mononeuropathy, Glomerulonephritis ... Differential #Diagnosis #Rheumatology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Cerebrovascular Disease ... autoantibodies that will cause ... Erythematosus #SLE #CNS #neurology ... #rheumatology # ... cerebritis #diagnosis #management
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Constitutional symptoms, Arthritis ... Usual therapeutic management ... Evolution: Chronic disease ... comparison #table #rheumatology ... #diagnosis #management
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... Skin ulcers - Glomerulonephritis ... • Autoimmune diseases ... (e.g. systemic lupus ... classification #rheumatology
Sjogren's Syndrome Overview

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

Autoimmune exocrinopathy multisystemic disease
acidosis • NAGMA • Glomerulonephritis ... Membranoproliferative GN ... Arthralgia and Arthritis ... Sjogrens #Syndrome #Rheumatology ... #Diagnosis #Management