Cov niam txiv yav tom ntej txhua tus yuav tsum tau kuaj xyuas cev xeeb tub txhawm rau kuaj xyuas tus mob ntawm tus menyuam hauv plab tom qab cev xeeb tub kom paub seb tus menyuam hauv plab puas yog deformed lossis puas lawm thiaj li tuaj yeem kho tau raws sijhawm.Ordinary B ultrasound thiab xim ultrasound B ultrasound tuaj yeem pom lub dav hlau, uas tuaj yeem ua tau raws li qhov yooj yim ins ...