Pregnancy & Cycle Suite

Goal

Date chains with dual-dating agreement.

Instrument chain

1. 01
   Pregnancy Due Date Calculator

   LMP dating

   VERIFIED
2. 02
   Gestational Age / EDD from Ultrasound

   scan dating

   VERIFIED
3. 03
   Ovulation & Fertile Window Estimator

   window

   VERIFIED
4. 04
   Menstrual Cycle Length Tracker/Predictor

   history

   VERIFIED

Handoffs and cross-checks

LMP-EDD vs scan-EDD compared; cycle history refines ovulation offset.

PointGuard stance

When LMP and ultrasound dating disagree beyond the gestational-age-dependent threshold, the scan wins — say so explicitly.

Sources and evidence

These pointers bind the page to evidence. They do not grant authority or collapse verification into deployment.

• INSTRUMENT_COMBOS.json
• VERIFIED_LEDGER.json