6235 results
Causes of Acute Kidney Injury ( AKI ) - Prerenal, Renal, and Postrenal

PRE-RENAL 
Impaired perfusion: 
•
Injury ( AKI ) - Prerenal ... • Sepsis • Blood ... /phimosis #Diagnosis ... Kidney #Injury #Prerenal
Acute Kidney Injury - Differential Diagnosis Framework
PRERENAL:
 - Intrarenal vasoconstriction-hemodynamically mediated
 - Systemic vasodilation
 - Volume
- Differential Diagnosis ... Framework PRERENAL ... Volume depletion - Diagnosis ... Glomerular (red blood ... eosinophils/white blood
BUN/Creatinine ratio differentiate between acute and chronic renal disease.
Prerenal azotemia appears when there is poor renal
Prerenal azotemia ... Prerenal acute failure ... ratio = < 10:1 #diagnosis ... algorithm #renal #BUN #blood
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Prerenal:
 • Due to true volume loss or decreased
- Differential Diagnosis ... Framework Prerenal ... effective arterial blood ... #Differential #Diagnosis
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
- Differential Diagnosis ... UA positive for blood ... Prevent Prerenal ... #Differential #Diagnosis
Prerenal Acute Kidney Injury - Diagnostic Schema

Hypovolemia 
Hypervolemia 
Hypotension 
Vessels 

#Prerenal #Acute #Kidney #Injury #AKI #Diagnosis
Prerenal Acute Kidney ... Injury - Diagnostic ... Vessels #Prerenal ... #Injury #AKI #Diagnosis
Acute Kidney Injury (AKI) - Common Patterns on Urinalysis
 - Prerenal
 - ATN
 - AIN
 -
Urinalysis - Prerenal ... AKI #Urinalysis #diagnosis
Acute Kidney Injury - Classification
Prerenal:
 • Dehydration
 • Heart failure (a.k.a. cardiorenal syndrome)
 • Liver failure
Classification Prerenal ... rhabdo, prolonged prerenal ... Classification #diagnosis
Black and Bloody Stools - Melena and Hematochezia
Melena - Refers to passage of black, tarry (sticky
Black and Bloody ... Occult blood tests ... least 60 mL of blood ... Red Blood in the ... #Hematochezia #Diagnosis
Fractional Excretion of Sodium - FENa
Fractional Excretion of Sodium (FENa) = (Urine Na+ x Serum Cr)
< 1% suggests prerenal ... #calculation #diagnosis