9 results
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Hyponatremia - Differential ... secretion (SIADH ... SSRIs) Severe pain ... Diagnosis #Table ... #Causes #Sodium
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Hyponatremia - Differential ... treat underlying cause ... Pain. ... , SSRIs) - SIADH ... diagnosis #nephrology #sodium
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... volume-based algorithm Urine ... , Renal Sodium loss ... #differential # ... diagnosis #table
Hyponatremia (<135 mEq/L) is a common electrolyte abnormality caused by an excess of total body water
helps to differentiate ... Measured urine sodium ... #hyponatremia #ADH ... #Hypovolemia #EBV ... #potomania #SIADH
Management of SIADH
Treat underlying cause:
 • Causes can include pain, primary lung pathology, post-operative phenomenon, medications,
include pain, primary ... promoting passive sodium ... Saline: • If Urine ... antagonists: • Blocks ADH ... #Management #hyponatremia
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
is usually caused ... , ADH (appropriately ... Measure urine osmolality ... volume status (EABV ... management #nephrology #sodium
SIADH Treatment Options
1. Treat underlying cause of SIADH: Pain, Primary lung pathology, Post-operative phenomenon, Medications, Basically
Treat underlying cause ... of SIADH: Pain, ... promoting passive sodium ... vaptans) • Blocks ADH ... #Management #hyponatremia
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Rhabdomyolysis - Differential ... Management Summary Causes ... - Abdominal pain ... Aldolase ↑ • LDH ... Hyperuricemia • Hyponatremia
Hyponatremia Differential Diagnosis Algorithm in Cancer
UOsm ≥ 100 mOsm/kg = Urine is inappropriately concentrated for hypotonic
Hyponatremia Differential ... 100 mOsm/kg = Urine ... inappropriate • SIAD ... chemotherapy, nausea ... , pain) • Cortisol