OB Wheel Pregnancy Calculator: The Complete 2026 Guide to Dating Pregnancy Like a Pro
Direct Answer: An OB Wheel Pregnancy Calculator is a rotating disc or digital tool that converts a patient’s last menstrual period into an estimated due date, gestational age, trimester milestones, and key screening windows using the familiar 280-day pregnancy calculation. I’ve watched brand-new nursing students spin a cardboard OB wheel for the first time and…