Causes of Acute Kidney Injury ( AKI ) - Prerenal, Renal, and Postrenal



PRE-RENAL 

Impaired perfusion: 

• Cardiac failure 

• Sepsis 

• Blood loss 

• Dehydration 

• Vascular occlusion 

RENAL 

Glomerulonephritis 

Small-vessel vasculitis 

Acute tubular necrosis 

• Drugs 

• Toxins 

• Prolonged hypotension 

Interstitial nephritis 

• Drugs 

• Toxins 

• Inflammatory disease 

• Infection 

POST-RENAL 

Urinary calculi 

Retroperitoneal fibrosis 

Benign prostatic enlargement 

Prostate cancer 

Cervical cancer 

Urethral stricture/valves 

Meatal stenosis/phimosis 



#Diagnosis #Acute #Kidney #Injury #Prerenal #Postrenal #Failure #Differential #Nephrology



** GrepMed Recommended Text: Davidson's Essentials of Medicine - https://amzn.to/3byD97p