Traditionally, fetal growth restriction (FGR) was diagnosed when the Hadlock EFW was < 10th percentile. However, in 2020, SMFM updated its publish guidelines endorsing the use of an isolated abdominal circumference (AC) under the 10th percentile as an additional diagnostic criterion. Is the isolated small AC linked to adverse perinatal outcomes? And what are the delivery recommendations for an isolated small AC? It’s a complicated issue with complicated data. In this episode we will provide the “He said, She said” reported outcomes for this clinical conundrum. At the end of the episode we will provide some real-world practical tips on how to manage the isolated AC growth restricted fetus. 🫄