33 results
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... and Workup Step ... Repeat the sodium ... liver failure • nephrotic ... #Nephrology
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
failure, Cirrhosis, Nephrotic ... Cerebral salt wasting ... Hyponatremia #Algorithm #diagnosis ... #sodium #nephrology
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... and Diagnosis Algorithm ... mimics, repeat testing ... uw_IMresidency #Hematuria #Diagnosis ... #Algorithm #Workup
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Cerebral salt wasting ... failure, Cirrhosis, Nephrotic ... Hyponatremia #algorithm #diagnosis ... #sodium #low #nephrology
General approach to AKI - Checklist

Urine electrolytes & FENa - Previously, it was believed that urine
believed that urine sodium ... fractional excretion of sodium ... performance for diagnosing ... tubular interstitial nephritis ... AcuteKidneyInjury #Nephrology
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential Diagnosis ... Osmolarity 3) Urine Sodium ... Acid → renal salt wasting ... #Algorithm #nephrology ... #sodium #low #uricacid
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential Diagnosis ... Diabetes Insipidus Workup ... Management #Algorithm #Sodium ... #nephrology #insipidus
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
- Differential Diagnosis ... CHF, cirrhosis, nephrotic ... #Differential #Diagnosis ... #Algorithm #diagnosis ... #nephrology #sodium
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
Cerebral Salt Wasting ... failure, Cirrhosis, Nephrotic ... #differential #diagnosis ... #table #sodium ... #nephrology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Kidney Injury - AKI Workup ... and Differential Diagnosis ... • Interstitial nephritis ... #Injury #AKI #Workup ... #Differential #Diagnosis