Medical Calculator – SonDoctor.com
X
Osmolality Calculator
Calculated Osm = (2 × Na) + (glucose / 18) + (BUN / 2.8)
Effective Osm = (2 × Na) + (glucose / 18)
(BUN crosses cell membranes freely and has minimal osmotic effect)
Osmolar gap = Measured Osm – Calculated Osm
Serum Sodium (mmol/L) :
Serum Glucose (mg/dL) :
Serum Urea (mg/dL) :
[Optional] Measured Serum Osmolality (mOsm/kg) :
Nephrology
Corrected Sodium Calculator in Hyperglycemia
Corrected Calcium Calculator in Hypoalbuminemia
Corrected Sodium in Hypertriglyceridemia
Osmolality Calculator
TTKG Calculator
Urine K-to-Creatinine Ratio Calculator
FENa Calculator (Fractional Excretion of Sodium)
Total Sodium Deficit Calculator in Hyponatremia
Free Water Deficit Calculator in Hypernatremia
Free water clearance (FWC) Calculator
Electrolyte free water clearance (EFWC) Calculator
Calculate Fractional Excretion of Multiple Electrolytes
Albumin to Globulin (A/G) Ratio Calculator
Estimated Glomerular Filtration Rate (eGFR) Calculator
Estimated Glomerular Filtration Rate (eGFR) Calculator (2)
HUGE (Hematocrit + Blood urea + GEnder) Calculator
Creatinine Clearance Using 24-Hour Urine
Calculate URR and Kt/V
Transferrin Saturation Calculator
CRRT Dose Calculator