12 results
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
of hypotonic hyponatremia ... normal volume-based algorithm ... Urine Na+K / serum ... diuresis can be high ... : Hypovolemia, Hypervolemia
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 ... 300 mmol/kg • Hypertonic ... saline administration
Hyponatremia - Differential Algorithm
Isotonic Hyponatremia: Hyperlipidemia, Hyperproteinemia, Recent TURP
Hypotonic Hyponatremia: 
 • Hypovolemia: Diuretics/Nephropathies, Vomiting, Diarrhea,
Algorithm Isotonic ... polydipsia • Hypervolemia ... #diagnosis #causes ... #nephrology #sodium ... #low
Hypertonic Saline for Treatment of Hyponatremic Encephalopathy
1) 100 ml bolus of 3% NaCl over 10 min.
Hypertonic Saline ... for Treatment of ... Hyponatremic Encephalopathy ... L. 5) Monitor urine ... #Hypertonic #Saline
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Algorithm Before ... A urine K/Cr ratio ... • Diarrhea A urine ... urinary losses: • High ... consumption • Low
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
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
1) Is it hypotonic ... Measure urine osmolality ... the underlying cause ... syndrome. 3% saline ... management #nephrology #sodium
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
, Saline infusion ... lysis) ± Urine ... only if no clear cause ... acidosis) • Low ... Use gtt, NOT hypertonic
Lactated Ringers (LR) vs Normal Saline (NS) - Comparison

Composition of LR:
 • Sodium 130 mEq/L
 •
trial • Minimal K ... Is Dangerous in Hyperkalemia ... Causes AKI: - ... densa receives high ... Decreased GFR, urine
Pragmatic diagnostic algorithm for hypokalemia. 
***Typical presentations: 
 • Vomiting: urine Na/Cl > 1.6, low urine
Pragmatic diagnostic algorithm ... Na/Cl > 1.6, low ... Na/Cl < 0.7, high ... K/creatinine (Cr ... continued in most cases