Ultrasonographic tracking of the proximal humerus during second stage of labour for detection of shoulder dystocia Abstract

WL LAU, Vivian KS NG, Viola YT CHAN
Department of Obstetrics and Gynecology, Kwong Wah Hospital, Hong Kong
We conducted a pilot study of ultrasonographic tracking of anterior shoulder engagement at the second stage of labour to look for any warning sign for shoulder dystocia in 12 women.