Acute Kidney Injury (AKI) - Differential Diagnosis Framework PRE-Renal AKI: • Hypovolemia • Congestion • Medications • Shunting INTRA-Renal AKI: • Vascular • Glomerular: ANCA, Immune-complex disease, Anti-GBM • Tubular • Interstitial: Immune-mediated, Infection-mediated, Drug-induced POST-Renal AKI: • Urinary Retention: Internal obstruction, External obstruction, Neurogenic bladder • Bilateral ureteral disease By Andrew Sanchez M.D. @ASanchez_PS #AKI #Acute #Kidney #Injury #Differential #Diagnosis #nephrology