7 results
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Differential Diagnosis Algorithm ... Osmolarity 3) Urine Sodium ... High Uric Acid → renal ... salt wasting By ... #nephrology #sodium
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... Sodium loss (diuretics ... Cerebral Salt Wasting ... differential #diagnosis #table ... #sodium #nephrology
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Cerebral salt wasting ... Hypothyroidism - Adrenal ... Suppressed - Advanced renal ... Differential #Diagnosis #Table ... #Causes #Sodium
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia Algorithm ... Hypothyroidism, Adrenal ... Cerebral salt wasting ... #Hyponatremia #Algorithm ... #diagnosis #sodium
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
and Screening Testing ... Oral sodium loading ... h of infusion Adrenal ... CT scan, adrenal ... Screening #Workup #table
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Na <20: Extra-renal ... Urine Na >30: Renal ... Cerebral salt wasting ... #Hyponatremia #algorithm ... #diagnosis #sodium
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Performance thorough ... event, follow ACC algorithm ... Stable patients ... surgery Stress Testing ... preoperative stress testing