Medical Calculator – SonDoctor.com × Urine ACR Calculator (Albumin-to-Creatinine Ratio) urine ACR (mg/g Cr or mcg/mg Cr) = urine Albumin / urine Creatinine Urine Albumin : mcg/mLmg/Lmg/dL Urine Creatinine : mg/dLmmol/Lμmol/Lg/dL ACR < 30 : Normal ACR 30~299 : Microalbuminuria ACR ≥ 300 : Macroalbuminuria, Clinical albuminuria, Overt proteinuria Degree of proteinuria Normal to mildly … Read more
Medical Calculator – SonDoctor.com × nPCR Calculator An indicator for assessing protein intake in dialysis patients PCR (g/kg/day) = 0.22 + {(0.036 x [ID BUN (mg/dL)] x 24) / [interval (hr)]} + {([Urine urea (g)] x 150) / ([interval (hr)] x [weight (kg)])} Previous post-HD BUN (mg/dL): Midweek pre-HD BUN (mg/dL): * For thrice-weekly dialysis, … Read more
Medical Calculator – SonDoctor.com × Anion Gap + Delta AG Delta bicarbonate ratio Calculator Anion gap (AG) = [Na+] – ([Cl-]+[HCO3-]) ※ Correction is required when albumin is low. Corrected AG = AG + 2.5 × (4.5 – albumin) (For every 1 g/dL decrease in albumin from 4.5 g/dL, serum AG decreases by 2.5) Delta … Read more
Medical Calculator – SonDoctor.com × Infusion Rate Calculator for Hyponatremia or Hypernatremia Treatment (Adrogue-Madias formula) Calculate infusion rates for Hyponatremia or Hypernatremia treatment using the Adrogue-Madias formula. Infusion rate [mL/hr] = ( Na correction rate[mEq/L/hr] / (((infusate Na+infusate K)-Serum Na) / (TBW+1)) )×1000 ※ TBW (Total Body Water) = Body weight × 0.6 (0.5, if … Read more
Medical Calculator – SonDoctor.com × Calculator for Serum Na Change After Infusion (Adrogue-Madias Formula) Adrogue-Madias formula Δ[serum Na](mEq/L) = ([Infusion Na] + [Infusion K] – [Serum Na]) ÷ (TBW(L) + V(L)) ※ TBW (Total Body Water) = Body weight × 0.6 (0.5, if female) ※ V : volume of infusion (L) ※ For Na and … Read more
Medical Calculator – SonDoctor.com × Hyponatremia Treatment – 3% Saline Infusion Rate Calculator (Adrogue-Madias Formula) This calculator uses the Adrogue-Madias formula to determine the infusion rate of 3% saline during the initial treatment of Hyponatremia. Infusion rate of 3% Saline[mL/hr] = ( (Target Na-Serum Na) / ((513-Serum Na) / (TBW+1)) / Target period[hr] )×1000 ※ … Read more
Medical Calculator – SonDoctor.com × BUN / Creatinine Ratio Calculator BUN (mg/dL) : Creatinine (mg/dL) : BUN-to-Cr ratio Normal: about 12 ~ 20 – Low : ATN, Low protein intake, Starvation, Severe liver disease – High : Prerenal uremia, High protein intake, GI bleeding – High with elevated Cr : Post-renal obstruction, Prerenal uremia with … Read more
Medical Calculator – SonDoctor.com × RFI Calculator (Renal Failure Index) RFI = Urine Na / ( Urine Cr / Serum Cr) Urine Sodium (mmol/L) : Urine Creatinine (mg/dL) : Serum Creatinine (mg/dL) : RFI < 1 : Prerenal Azotemia RFI > 1 : Intrinsic Renal Azotemia
Medical Calculator – SonDoctor.com × AUB-HAS2 Cardiovascular Risk Index Evaluate preoperative cardiovascular riskAUB(American University of Beirut)Automatically calculated when clicking items History of Heart Disease* Symptoms of Heart Disease (Angina or Dyspnea) Age ≥ 75 Hemoglobin <12 g/dL Vascular Surgery Emergency Surgery *Heart disease : Myocardial infarction, Coronary angioplasty, Cardiac surgery, Congestive heart failure, Atrial fibrillation, … Read more
Medical Calculator – SonDoctor.com × HAS-BLED score Calculator Assessment of bleeding risk with anticoagulation in atrial fibrillation patients. Click the relevant items and the score will be calculated automatically. H : Hypertension* (1 point) A : Abnormal Renal function* (1 point) A : Abnormal Liver function* (1 point) S : Stroke (1 point) B : … Read more