Pediatrics & Obstetrics Calculators
17 calculators.
APGAR Score (Newborn Assessment)The APGAR score rates a newborn at 1 and 5 minutes on appearance, pulse, grimace,…Bishop Score (Cervical Ripeness for Induction)The Bishop score (0–13) rates cervical dilation, effacement, consistency, position and…Brighton Paediatric Early Warning Score (PEWS)The Brighton PEWS (0–13) scores behaviour, cardiovascular and respiratory status (0–3…Estimated Conception Date from LMPEstimated conception (ovulation) date = first day of the last menstrual period + 14…Gestational Age from Due DateGestational age on a given date equals 280 days minus the days remaining until the…IVF Due Date (Embryo Transfer Date)For IVF pregnancies the due date is set from the embryo transfer date: EDD = transfer…Kocher Criteria for Septic Arthritis of the Hip (Children)Kocher criteria (non-weight-bearing, fever >38.5 °C, ESR >40 mm/h, WBC >12,000)…Maintenance IV Fluids (Holliday-Segar 4-2-1 Rule)Holliday-Segar maintenance fluid: 4 mL/kg/h for the first 10 kg, 2 mL/kg/h for the next…PECARN Febrile Infant Rule (29–60 days)The PECARN rule classifies a well-appearing febrile infant (≥38.0 °C) as low risk for…Pediatric Appendicitis Score (PAS, Samuel)The Pediatric Appendicitis Score (Samuel 2002) rates suspected appendicitis in children…Pediatric Endotracheal Tube Size and DepthPediatric endotracheal tube internal diameter for children ≥2 years: uncuffed = (age/4)…Pediatric Glasgow Coma ScaleThe pediatric Glasgow Coma Scale (3–15) adapts verbal and motor responses for preverbal…Pediatric Weight Estimation by Age (APLS)APLS (6th edition) age-based weight estimates for resuscitation: 0–12 months (0.5 × age…PRAM (Pediatric Respiratory Assessment Measure) for AsthmaPRAM scores acute asthma severity in children (0–12) from suprasternal retraction,…Pregnancy Due Date Calculator (Naegele's Rule from LMP)Naegele's rule estimates the due date as the first day of the last menstrual period…Rochester Criteria (Low-Risk Febrile Infant ≤ 60 days)The Rochester criteria identify febrile infants ≤60 days at low risk for serious…Westley Croup ScoreThe Westley croup score (0–17) grades croup severity from level of consciousness,…