ask your OB kung ano ang susundin nio. as per my OB, we follow 1st TVS dahil maaaring mag-iba ang EDD during 2nd or 3rd trimester. LMP could be followed if regular ang cycle.
LMP at ung 1st Ultrasound po TVS or basta 7-9 weeks..kung di niu padin po alam at Wala kaung 1st ultrasound that time, hehe tiwala nalang po kau sa OB ninyo..