18 results
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
water retention 1) Serum ... Osmolarity 2) Urine ... 4) Serum Uric Acid ... salt wasting By Rachel ... Diagnosis #Algorithm #nephrology
Fractional Excretion of Sodium - FENa
Fractional Excretion of Sodium (FENa) = (Urine Na+ x Serum Cr)
Fractional Excretion of Sodium ... = (Urine Na+ x Serum ... Cr) / (Serum Na ... etiologies FEurea > 2% ... #nephrology #calculation
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Diabetes Insipidus Workup ... history Step #2 ... Management #Algorithm #Sodium ... #nephrology #insipidus
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Diagnosis and Workup ... Repeat the sodium ... Step 2. ... Hypernatremia #Diagnosis #Workup ... #Algorithm #Nephrology
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
Framework and Workup ... Hyperalimentation 2. ... normal Type 2: ... Differential #Diagnosis #Workup ... #nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis Workup ... renal mechanism 2) ... Differential #Diagnosis #Workup ... #Algorithm #nephrology ... #sodium
Ascites - Diagnosis and Management Summary
Paracentesis studies: cell count + differential, albumin, protein, culture
 • Serum-ascites-albumin-gradient
protein, culture • Serum-ascites-albumin-gradient ... (SAAG): > 1.1 g ... Secondary Peritonitis: 2+ ... cardiac ascites 1) Sodium ... caloric intake 2)
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Pump - Digoxin works ... increase. 2) The ... increase, the Na+2/ ... Ca+2 exchanger compensates ... entering the cell, serum
SIADH Treatment Options
1. Treat underlying cause of SIADH: Pain, Primary lung pathology, Post-operative phenomenon, Medications, Basically
Basically anything 2. ... promoting passive sodium ... • Re-check the serum ... Na+ in 2-4 hours ... #hyponatremia #nephrology
Diabetes Insipidus - Diagnosis Algorithm
Tests:
 • Osmolality, Urine AND/OR
 • Osmolality, Serum or Plasma AND
 •
• Osmolality, Serum ... Plasma AND • Sodium ... , Plasma or Serum ... Osmolality, Urine 1-2 ... Diagnosis #Algorithm #nephrology