9 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
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
- Differential Diagnosis ... urine • 1ml blood ... → Diagnostic of ... #nephrology #renal ... #urine #blood
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Common causes of ... - Differential Diagnosis ... Post-infectious GN ... , Lupus Acute Tubular ... #nephrology
Membranoproliferative Glomerulonephritis (MPGN) AKA: Mesangiocapillary GN
 • Active Urine Sediment (dysmorphic RBC, RBC casts, +/- proteinuria)
Glomerulonephritis (MPGN ... Mesangiocapillary GN ... dysmorphic RBC, RBC casts ... #nephrology #diagnosis ... #renal
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
autoantibodies that will cause ... thrombosis and/or blood-brain ... permeability Diagnosis ... #rheumatology # ... cerebritis #diagnosis
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
basement membrane; GN ... atypical HUS; MPGN ... content [85].2>5 red blood ... Nephrocalcinosis causes ... nephrotic #syndrome #nephrology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
rapidly progressing GN ... pulmonary and renal ... tract, and often causes ... Large Vessel: Blood ... #rheumatology #
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... pulmonary and renal ... pulses, bruits, or blood ... tract, and often causes ... #Rheumatology
Scleroderma Renal Crisis (SRC)

Clinical Presentation of Scleroderma Renal Crisis:
1) Acute kidney injury
2) Abrupt onset of hypertension
3)
Biopsy to confirm diagnosis ... . pauci-immune GN ... • Refractory cases ... #Crisis #rheumatology ... #nephrology #diagnosis