477 results
Prerenal Acute Kidney Injury - Diagnostic Schema

Hypovolemia 
Hypervolemia 
Hypotension 
Vessels 

#Prerenal #Acute #Kidney #Injury #AKI #Diagnosis
Prerenal Acute Kidney ... Vessels #Prerenal ... #Acute #Kidney
Fractional Excretion of Sodium - FENa
Fractional Excretion of Sodium (FENa) = (Urine Na+ x Serum Cr)
Fractional Excretion ... FENa Fractional Excretion ... < 1% suggests prerenal ... FENA #Fractional #Excretion
Causes of Hyperuricemia
Increased production
 • Solid-organ transplant
 • Tumor lysis syndrome
 • Rhabdomyolysis
 • Lesch Nyhan
syndrome Decreased excretion ... Functionally normal kidneys ... and Decreased Excretion ... protein in the kidney ... uric acid for excretion
Causes of Acute Kidney Injury ( AKI ) - Prerenal, Renal, and Postrenal

PRE-RENAL 
Impaired perfusion: 
•
Causes of Acute Kidney ... Injury ( AKI ) - Prerenal ... Diagnosis #Acute #Kidney ... #Injury #Prerenal
Acute Kidney Injury (AKI) - Common Patterns on Urinalysis
 - Prerenal
 - ATN
 - AIN
 -
Acute Kidney Injury ... Urinalysis - Prerenal
Acute Kidney Injury - Classification
Prerenal:
 • Dehydration
 • Heart failure (a.k.a. cardiorenal syndrome)
 • Liver failure
Acute Kidney Injury ... Classification Prerenal ... rhabdo, prolonged prerenal ... #AKI #Acute #Kidney
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
alkalosis • Kidney ... Cl- outside the kidneys ... result of increased excretion ... result of increased excretion ... chloride due to the excretion
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Appropriately Low Kidney ... Phosphate Excretion ... Inappropriately High Kidney ... Phosphate Excretion
NSAID vs ACEI/ARB effects on the Kidneys

Remember that NSAIDs and ACEI/ARB therapy have opposing effects on
effects on the Kidneys ... effects on the kidneys ... contribute to kidney ... patients with normal kidney ... used for their kidney
Interpreting Kidney Biomarkers

↑ Creatinine: 
 • AKI, CKD
 • Medications that lead to nephroprotective ↓ in
Interpreting Kidney ... renal tubular secretion ... #Biomarkers #Kidney