HomeEnglish PageInformationinformationThe explanation about breech presentation, external cephalic vertion(ECV) and the video of ECV procedure Categories: information The explanation about breech presentation, external cephalic vertion(ECV) and the video of ECV procedure Information Posted on 2021.2.26 by Yui Clinic (Okinawa, Japan) Tags: breech position breech presentation ECV external cephalic vertion femal doctor OBGY Okinawa I answered these questions in YouTube video. Why are babies born upside down? What is breech presentation? What causes some babies to be upside down in mother’s womb (uterus)? I explained the procedure of ECV and show the procedure in YouTube.