Electrolyte Management Suite

Clinical Decision Support & Educational Tool

Age

Weight (kg) *

Sex

M F

Height (cm)

K+ (mEq/L) *

Na+

Mg2+ (mg/dL)

Ca2+ (mg/dL)

Glucose

BUN

Serum Osm auto if blank

HCO3-

pCO2

Cr (mg/dL)

eGFR auto

Urine K+

Urine Cr

Urine Na+

Urine Osm

U waves T wave flattening ST depression QT prolongation VT / VF AV block

Asymptomatic Weakness Muscle cramps Flaccid paralysis Ileus Respiratory failure Rhabdomyolysis

Loop diuretics Thiazides Amphotericin B Insulin Beta-2 agonists Laxatives Steroids Cisplatin Aminoglycosides Digoxin

Enter data and click Calculate

Required: K+ and Weight

Errors

K+ (mEq/L) *

Na+

Ca2+ (mg/dL)

Glucose

BUN

Mg2+

HCO3-

pCO2

Cr (mg/dL)

eGFR auto

Urine Output

Peaked T waves Flattened P waves PR prolongation Widened QRS Sine wave pattern VT / VF / Cardiac arrest

Tumor lysis syndrome Rhabdomyolysis Hemolysis / Pseudohyperkalemia CKD / ESRD Currently on dialysis Adrenal insufficiency Burns / Crush injury

ACEi / ARB K+-sparing diuretics (spironolactone, amiloride, triamterene) NSAIDs TMP-SMX (Bactrim) Beta-blockers Digoxin Heparin Calcineurin inhibitors (tacrolimus, cyclosporine) Succinylcholine

Enter data and click Calculate

Required: K+ and Weight

Errors

Na+ (mEq/L) *

K+

Glucose

Serum Osm auto

BUN

Urine Na+

Urine Osm

Urine K+

Volume Status

Chronicity

Symptom Severity

Heart failure (CHF) Cirrhosis Nephrotic syndrome SIADH (known or suspected) Hypothyroidism Adrenal insufficiency Thiazide diuretics SSRI / antipsychotics Psychogenic polydipsia Beer potomania / tea-and-toast Post-operative Exercise-associated (marathon)

Enter data and click Calculate

Required: Na+ and Weight

Errors

Na+ (mEq/L) *

K+

Glucose

BUN

Serum Osm auto

Urine Osm

Urine Na+

Urine Output (mL/hr)

Chronicity

Symptom Severity

Impaired thirst (elderly, infant, intubated) Central DI (suspected/known) Nephrogenic DI (lithium, hypercalcemia) Osmotic diuresis (hyperglycemia, mannitol, urea) GI losses (diarrhea, lactulose, NG suction) Intubated / ICU patient Post-neurosurgery Sodium loading (hypertonic saline, NaHCO3, salt poisoning)

Enter data and click Calculate

Required: Na+ and Weight

Errors

IV Fluid Lines

Duration (hours)

Add fluid lines above, then Calculate

Errors

Educational Disclaimer

For educational purposes and clinical decision support only. Not a substitute for professional medical advice.