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Ectopic Pregnancy Risk & hCG Doubling Calculator

Obstetrics & Gynecology specialty tool

Bedside Tool Interface Configuration

Calculates the serum beta-hCG doubling time to check for abnormal early pregnancy or pregnancy of unknown location (PUL).

Algorithm Checklist Parameters:
  • Initial Serum beta-hCG (mIU/mL)
  • Repeat Serum beta-hCG (mIU/mL)
  • Time between blood draws (hours)
  • Active Symptoms

Primary Clinical Application:

Distinguishes ectopic pregnancies or impending early losses from early intrauturine pregnancies.