Ask ko lng anu tawag sa unang ultrasound n gingwa sa buntis? Pang 1st trimester b. 21weeks n kse ako

Transvaginal ultrasound po mommy ang tawag. Usually done within first trimester. Once nag second and third trimester pelvic ultrasound na po. It can be CAS, BPS, 3D/4D

trans V po