11 results
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... normal volume-based algorithm ... Urine Na+K / serum ... restriction alone in SIADH ... , Renal Sodium loss
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 ... kg • Diabetes Insipidus ... #Causes
Primary Polydipsia
Definition: Excessive volitional water intake
Epidemiology:
 • 6-20% of patients with psychiatric disorders - Most commonly
Primary Polydipsia Physiology ... Pseudohyponatremia, SIADH ... Osm, Serum Sodium ... , Urine Sodium ... Polydipsia #diagnosis #management
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
usually caused by ... work through a physiologic ... Measure urine osmolality ... #management #nephrology ... #sodium
Management of SIADH
Treat underlying cause:
 • Causes can include pain, primary lung pathology, post-operative phenomenon, medications,
Management of SIADH ... promoting passive sodium ... Saline: • If Urine ... #Management #hyponatremia ... #nephrology #treatment
SIADH Treatment Options
1. Treat underlying cause of SIADH: Pain, Primary lung pathology, Post-operative phenomenon, Medications, Basically
SIADH Treatment ... promoting passive sodium ... 0.9% NS • If Urine ... #Management #hyponatremia ... #nephrology #treatment
Hyponatremia (<135 mEq/L) is a common electrolyte abnormality caused by an excess of total body water
among the possible causes ... in blood urea causes ... Another important physiological ... Measured urine sodium ... EBV #potomania #SIADH
Hypertonic Saline for Treatment of Hyponatremic Encephalopathy
1) 100 ml bolus of 3% NaCl over 10 min.
Hypertonic Saline for Treatment ... of Hyponatremic ... L. 5) Monitor urine ... #management #protocol ... #hyponatremia
Management of Hyponatremia
Hypertonic Saline - Only indicated if patient has severe symptoms + Na < 125
Give
Management of Hyponatremia ... • IF SIADH — ... look for cause ... #Management #algorithm ... #treatment #sodium
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
history, exam, and urine ... DI; high dilute urine ... post-obstructive 3) Diabetes Insipidus ... #management #nephrology ... #sodium