14 results
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... water loss, Serum Sodium ... 145 mmol/L High Urine ... 300 mmol/kg • Hypertonic ... #Causes
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... of hypotonic hyponatremia ... normal volume-based algorithm ... Urine Na+K / serum ... : SIADH, Renal Sodium
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
usually caused by ... 3 questions to work ... 1) Is it hypotonic ... Measure urine osmolality ... management #nephrology #sodium
Hypertonic Saline for Treatment of Hyponatremic Encephalopathy
1) 100 ml bolus of 3% NaCl over 10 min.
Hypertonic Saline ... for Treatment of ... Hyponatremic Encephalopathy ... Increase in sodium ... L. 5) Monitor urine
Hyponatremia - Differential Algorithm
Isotonic Hyponatremia: Hyperlipidemia, Hyperproteinemia, Recent TURP
Hypotonic Hyponatremia: 
 • Hypovolemia: Diuretics/Nephropathies, Vomiting, Diarrhea,
Algorithm Isotonic ... , Recent TURP Hypotonic ... #Differential #Algorithm ... #diagnosis #causes ... #nephrology #sodium
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis Workup ... Algorithm 1) ... Check Urine Osmolality ... #Algorithm #nephrology ... #sodium
Hyponatremia - Diagnostic Evaluation Algorithm

Step 1: Consider whether Posm may actually be normal or elevated
Step 2:
Hyponatremia - Diagnostic ... Evaluation Algorithm ... Check Uosm and/or Urine ... considered likely, the cause ... #Diagnosis #Workup
Management of Hyponatremia
Hypertonic Saline - Only indicated if patient has severe symptoms + Na < 125
Give
Management of Hyponatremia ... SIADH — look for cause ... give specific treatment ... #Management #algorithm ... #treatment #sodium
Management of SIADH
Treat underlying cause:
 • Causes can include pain, primary lung pathology, post-operative phenomenon, medications,
: • Causes can ... promoting passive sodium ... Saline: • If Urine ... SIADH #Management #hyponatremia ... #nephrology #treatment
SIADH Treatment Options
1. Treat underlying cause of SIADH: Pain, Primary lung pathology, Post-operative phenomenon, Medications, Basically
SIADH Treatment ... Treat underlying cause ... promoting passive sodium ... 0.9% NS • If Urine ... SIADH #Management #hyponatremia