Medical Calculator – SonDoctor.com × Neutrophil to Lymphocyte Ratio Calculator (NLR) Neutrophil to Lymphocyte Ratio (NLR) = Absolute Neutrophil count / Absolute Lymphocyte count Indicator of inflammation (infection) and physiologic stress (e.g., hypovolemic shock) Enter as percentage (%) Enter as absolute value (count) WBC (/mm³): Neutrophil %: Lymphocyte %: Neutrophil count (/mm³): Lymphocyte count (/mm³): … Read more
Medical Calculator – SonDoctor.com × Reticulocyte Production Index (RPI) Calculator Corrected Reticulocyte Count (CRC) = Reticulocyte (%) x (Hct / 45) or (Hb / 15) Reticulocyte Production Index (RPI) = Corrected Reticulocyte Count / Maturation time Maturation time : Hct ≤ 15 : 2.5 16 < Hct ≤ 25 : 2 26 < Hct ≤ ... Read more
Medical Calculator – SonDoctor.com × Modified Centor Score (McIsaac Score) Calculator Criteria for suspected bacterial pharyngitis (Streptococcal pharyngitis) Antibiotic use recommended for scores of 3 or higher Temperature exceeds 38℃(100.4°F) (1 point) No cough (1 point) Tender anterior cervical lymphadenopathy (1 point) Tonsillar swelling or exudate (1 point) Age : 3-14 years (1 point)15-44 years … Read more
Medical Calculator – SonDoctor.com × Wegovy Dose Calculator ⚠ Administration of Wegovy must be determined through doctor’s consultation and requires a doctor’s prescription. Dividing the pen for use is not an approved method by the manufacturer. Therefore, arbitrary use may cause problems such as dosage errors, infection risks, and reduced effectiveness. Wegovy Pen Selection : … Read more
Medical Calculator – SonDoctor.com × PT INR Calculator This is a calculator to determine PT INR. PT INR = (PTpatient / PTcontrol)ISI PT ratio = PTpatient / PTcontrol PT[Patient] (second) : PT[Control] (second) : ISI (International Sensitivity index) : The Prothrombin Time (PT) test measures the time from mixing patient plasma (with platelets removed) with … Read more
Medical Calculator – SonDoctor.com × Opioid Analgesic Dose Conversion Calculator (Opioid converter) Select the type of opioid analgesic you want to convert, enter the dose, and it will show the converted dose for each type of opioid analgesic. Select the type of opioid analgesic to convert Morphine IV/SC [mg]Morphine PO [mg]Oxycodone IV/SC [mg]Oxycodone PO [mg]Hydromorphone … Read more
Medical Calculator – SonDoctor.com × Calculate H⁺ concentration and pH from PaCO₂ and HCO₃⁻ (Henderson-Hasselbalch equation) Henderson-Hasselbalch equation: pH = 6.1 + log([HCO₃⁻] / (0.03 × PaCO₂)) [H⁺](mol/L) = 10-pH PaCO₂ (mmHg) : HCO₃⁻ (mmol/L) : ※ pH 7.40 = approximately 40 nmol/L
Medical Calculator – SonDoctor.com × Urine Anion Gap Calculator Urine Anion Gap (UAG) = [Na+] + [K+] – [Cl-] Meaning of UAG: Is ammonia genesis functioning properly? UAG negative: ammonia is well produced → acid is being excreted (normal). UAG positive: ammonia is poorly produced → acid is not excreted (abnormal). Urine Na (mmol/L): Urine … Read more
Medical Calculator – SonDoctor.com × Pediatric Estimated Glomerular Filtration Rate Calculator (Pediatric eGFR) 1. Cr-based ‘Bedside Schwartz’ (2009) eq.: eGFR = 0.413 × Height / Cr 2. CysC-based (2012) eq.: eGFR = 70.69 × cysC-0.931 3. Cr-CysC-based CKiD (2012) eq.: eGFR = 39.8 × ((height/100)/Cr)0.456 × (1.8/cysC)0.418 × (30/BUN)0.079 × [if male]1.076 × ((height/100)/1.4)0.179 4. … Read more
Medical Calculator – SonDoctor.com × Urine PCR Calculator (Protein-to-Creatinine Ratio) urine PCR(mg/g Cr) = urine Protein / urine Creatinine Urine Protein : mg/dLmcg/mLmg/L Urine Creatinine : mg/dLmmol/Lμmol/Lg/dL urine PCR < 150 mg/gCr : Normal urine PCR 150~3000 mg/gCr : non-Nephrotic urine PCR ≥ 3000 mg/gCr : Nephrotic Degree of proteinuria Normal to mildly increased Moderately ... Read more