11 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 ... #differential #diagnosis ... #algorithm #rheumatology
Rapidly Progressive Glomerulonephritis (RPGN) 
 - Loss of kidney function over a short period of tirne
of glomerular disease ... IgA nephropathy, lupus ... post-infectious GN ... #Differential #Diagnosis ... #Nephrology
Membranoproliferative Glomerulonephritis (MPGN) AKA: Mesangiocapillary GN
 • Active Urine Sediment (dysmorphic RBC, RBC casts, +/- proteinuria)
GN • Active Urine ... dysmorphic RBC, RBC casts ... (Dense deposit disease ... #MPGN #nephrology ... #diagnosis #renal
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Common causes of ... - Differential Diagnosis ... INTRINSINC RENAL Glomerulonephritides ... , Lupus Acute Tubular ... #nephrology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Erythematosus (SLE ... Cerebrovascular Disease ... autoantibodies that will cause ... #CNS #neurology ... #rheumatology #
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
basement membrane; GN ... = glomerulonephritis ... atypical HUS; MPGN ... cluster, the diseases ... nephrotic #syndrome #nephrology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
rapidly progressing GN ... tract, and often causes ... such as systemic lupus ... vasculitis, and SLE ... #rheumatology #
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... Vasculitis Differential Diagnosis ... , such as SLE, atherosclerotic ... tract, and often causes ... #Rheumatology
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
overlaps with RA, SLE ... Hypocomplementemia • Can cause ... acidosis • NAGMA • Glomerulonephritis ... Membranoproliferative GN ... Sjogrens #Syndrome #Rheumatology