8 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 ... can be high or low ... Present (Uosm ≥100): Hypovolemia ... #nephrology
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Algorithm UOsm ... Appropriate (↓ EABV ... ) - Consider: Hypovolemia ... Primary polydipsia, Low ... #causes #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... Insulin • Beta-2 ... periodic paralysis EABV ... #Nephrology #Differential
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
work through a physiologic ... 2) Is ADH elevated ... volume status (EABV ... Treatment #management #nephrology ... #sodium
Hyponatremia (<135 mEq/L) is a common electrolyte abnormality caused by an excess of total body water
stimulated in states of low ... Another important physiological ... activated in states of low ... #RAAS #Hypovolemia ... #EBV #potomania
Hyponatremia - Differential Algorithm
Isotonic Hyponatremia: Hyperlipidemia, Hyperproteinemia, Recent TURP
Hypotonic Hyponatremia: 
 • Hypovolemia: Diuretics/Nephropathies, Vomiting, Diarrhea,
Algorithm Isotonic ... : • Hypovolemia ... #diagnosis #causes ... #nephrology #sodium ... #low
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Causes of Hyperkalemia ... EABV (e.g., CHF ... nephropathy • Beta-2 ... IntercellularShift #Nephrology ... #Causes
Hyponatremia Differential Diagnosis Algorithm in Cancer
UOsm ≥ 100 mOsm/kg = Urine is inappropriately concentrated for hypotonic
Hyponatremia Differential ... Diagnosis Algorithm ... appropriate • Hypovolemia ... CAR-T- and IL-2- ... chemotherapy, nausea