2904 results
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 Hyperkalemia

Hyperkalemia is caused by excess potassium intake, impaired potassium excretion, or transcellular shifts. The
Causes of Hyperkalemia ... Hyperkalemia is caused ... impaired potassium excretion ... by increasing excretion ... rarely the sole cause
Causes of Hyperkalemia - Differential Diagnosis Algorithm
 • Increased Intake
 • Reduced Excretion (IV potassium with
Causes of Hyperkalemia ... Intake • Reduced Excretion ... potassium with reduced excretion ... Diagnosis #Algorithm #Causes
Here’s a review of the Renin-Angiotensin-Aldosterone system (RAAS)

This is a very common pathway that clinicians should
system ends with excreting ... sodium, which causes ... inhibiting drug classes ... reversed result of excreting ... of the sodium excretion
Causes of hypophosphatemia - Differential Diagnosis
 • Increased losses: enhanced urinary phosphate excretion
 • Decreased input:
Causes of hypophosphatemia ... urinary phosphate excretion ... hypophosphatemia #Causes
Drugs Causing Acute Pancreatitis

Class Ia: The medications in which there was a rechallenge and other causes
rechallenge and other causes ... out other common causes ... Class II: Cases ... and atleast4 case ... #Pancreatitis #Causes
Pitting vs Non-Pitting Edema: Differential Diagnosis
For pitting edema: there's generally an issue with :
  ↑
edema is usually caused ... increased protein secretion ... Differential #Diagnosis #causes
Causes of Acute Kidney Injury ( AKI ) - Prerenal, Renal, and Postrenal

PRE-RENAL 
Impaired perfusion: 
•
Causes of Acute ... Injury ( AKI ) - Prerenal ... Kidney #Injury #Prerenal
Prerenal Acute Kidney Injury - Diagnostic Schema

Hypovolemia 
Hypervolemia 
Hypotension 
Vessels 

#Prerenal #Acute #Kidney #Injury #AKI #Diagnosis
Prerenal Acute Kidney ... Vessels #Prerenal
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
PROBLEM ~80% of AKI cases ... are caused by prerenal ... CONSIDER INTRINSIC CAUSES ... for WBCs, RBCs, casts