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



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