The Cerebellum (TCD) as EGA Referee

Podcast: Dr. Chapa's OBGYN No Spin Podcast · Hector Chapa

Opublikowano: 2026-09-06

So, here is a not uncommon situation: A new OB patient presents for initial prenatal care at 28 weeks by “sure LMP” but her ultrasound EGA is just over 3 weeks behind. Simple redating, right? How can we be assured that we are not missing FGR? That is where the “ancillary” use of transcerebellar diameter (TCD) plays a role. In this episode, we will highlight the recent JUNE 2026 data on this and review the 4 scenarios when this supplemental ultrasound finding can play a vital role. 1. Fetal Transcerebellar Diameter Measurement With Particular Emphasis in the Third Trimester: A Reliable Predictor of Gesta...