6 results
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... Urine Na+K / serum ... volume restriction alone ... can be high or low ... : Hypovolemia, Hypervolemia
Lactated Ringers (LR) vs Normal Saline (NS) - Comparison

Composition of LR:
 • Sodium 130 mEq/L
 •
trial • Minimal K ... - Protective effects ... Is Dangerous in Hyperkalemia ... Decreased GFR, urine ... #pharmacology #effects
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
water loss, Serum Sodium ... 300 mmol/kg • Hypertonic ... saline administration ... mannitol, glucosuria Low ... Urine Osmolality
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
lysis) ± Urine ... Bicarb<22) - avoid NS ... acidosis) • Low ... Use gtt, NOT hypertonic ... Slow - don’t delay
Management of Hyponatremia
Hypertonic Saline - Only indicated if patient has severe symptoms + Na < 125
Give
Management of Hyponatremia ... Hypertonic Saline ... Cirrhosis - Correct K ... #Management #algorithm ... #treatment #sodium
Management of SIADH
Treat underlying cause:
 • Causes can include pain, primary lung pathology, post-operative phenomenon, medications,
promoting passive sodium ... colon 0.9% Normal Saline ... : • If Urine osmolality ... bolus of 0.9% NS ... Has many side effects