38 results
Differential Diagnosis of Acute Kidney Injury 

#Diagnosis #Nephrology #AKI #Acute #KidneyInjury #Causes #Differential #Workup #Algorithm #Ddxof
of Acute Kidney ... Injury #Diagnosis ... #Causes #Differential ... #Workup #Algorithm ... #Ddxof
Causes of acute kidney injury (AKI). AKI is classified into pre-renal, renal, and post-renal causes. Renal
Causes of acute ... kidney injury (AKI ... and interstitial disease ... #Diagnosis #AKI ... #Acute #Kidney #
Acute Kidney Injury - Differential Diagnosis Framework
PRERENAL:
 - Intrarenal vasoconstriction-hemodynamically mediated
 - Systemic vasodilation
 - Volume
Acute Kidney Injury ... white blood cell casts ... renal tubular cell casts ... or pigmented casts ... #Kidney #Injury
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
glomerular disease ... • White cell casts ... infection • Hyaline casts ... • Granular casts ... #nephrology #casts
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
repeat testing • Acute ... • Evidence of glomerular ... proteinuria, RBC casts ... if cause not identified ... by UW IM Residency
Acute Kidney Injury - Classification
Prerenal:
 • Dehydration
 • Heart failure (a.k.a. cardiorenal syndrome)
 • Liver failure
Acute Kidney Injury ... - TTP/HUS • Glomerular ... necrosis (causes ... #Kidney #Injury ... Classification #diagnosis
Acute Kidney Injury (AKI) - Differential Diagnosis Framework

PRE-Renal AKI:
 • Hypovolemia
 • Congestion
 • Medications
 •
Acute Kidney Injury ... - Differential Diagnosis ... • Vascular • Glomerular ... #Kidney #Injury ... #nephrology
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Causes of Acute ... Kidney Injury (AKI ... - Differential Diagnosis ... Kidney Injury ( ... Epithelial cell casts
Causes of Chronic Kidney Disease - Differential Diagnosis Algorithm
Decreased kidney function (eGFR < 60 ml/min/1.73 m2)
Kidney Disease ... - Differential Diagnosis ... Atherosclerosis Glomerular ... Sterile pyuria, WBC casts ... #Algorithm #Causes
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
Kidney Injury ( ... PROBLEM ~80% of AKI cases ... for WBCs, RBCs, casts ... KidneyInjury #simplified #workup ... #diagnosis #nephrology