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Differential Diagnosis of Acute Kidney Injury 

#Diagnosis #Nephrology #AKI #Acute #KidneyInjury #Causes #Differential #Workup #Algorithm #Ddxof
Differential Diagnosis of Acute ... Kidney Injury ... Diagnosis #Nephrology #AKI ... #Acute #KidneyInjury ... #Causes #Differential
Causes of Acute Kidney Injury - Differential Diagnosis Framework 
Pre-Renal
Post-Renal
Intrinsic Renal:
 • Tubules (ATN)
 • Glomerular:
Causes of Acute ... Kidney Injury - ... drtonydang @CMC_IM #AKI ... #Acute #KidneyInjury ... #Causes #Differential
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Acute Kidney Injury ... Abdominal Compartment Syndrome ... Nephrolithiasis) • Neurogenic ... #Acute #Kidney ... Diagnosis #nephrology #causes
Acute Kidney Injury - Classification
Prerenal:
 • Dehydration
 • Heart failure (a.k.a. cardiorenal syndrome)
 • Liver failure
Acute Kidney Injury ... a.k.a. cardiorenal syndrome ... tubular necrosis (causes ... obstruction) • Neurogenic ... #Acute #Kidney
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Causes of Acute ... Kidney Injury (AKI ... Kidney Injury ( ... AKI) - Acute increase ... #Acute #KidneyInjury
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Common causes of ... Acute Kidney Injury ... inhibitors, hepatorenal syndrome ... #causes #Acute ... #KidneyInjury #Differential
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
Simplified Approach to Acute ... Kidney Injury ( ... AKI) 1) IS THIS ... CONSIDER INTRINSIC CAUSES ... #Acute #KidneyInjury
Hepatorenal Syndrome (HRS) - Diagnostic Criteria
HRS-AKI (Acute: previously known as HRS Type 1)
 • ↑ Creatinine
Hepatorenal Syndrome ... Diagnostic Criteria HRS-AKI ... (Acute: previously ... injury: No proteinuria ... - No other cause
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Acute Kidney Injury ... osmolarity If cause ... • Cardio-renal syndrome ... cardiac imaging #Acute ... #Kidney #Injury
Acute Kidney Injury (AKI) - Management Principles
Prerenal - Correct hemodynamic derangements:
 • If low preload →
Acute Kidney Injury ... (AKI) - Management ... • Hepatorenal syndrome ... ureteral stent(s) • Neurogenic ... #Acute #Kidney