Prenatal diagnosis of Pierre Robin sequence by ultrasound / 中华超声影像学杂志

ABSTRACT

Objective:To explore the characteristics and diagnostic methods of Pierre Robin sequence in prenatal ultrasonography.Methods:The ultrasonographic features and pregnancy outcome were analyzed in 12 cases of fetuses with Pierre Robin sequence who were diagnosed by ultrasound prenatally in Shenzhen Maternity & Child Healthcare Hospital from 2017 January to 2020 January, and chromosome examination results were collected.Results:Prenatal ultrasonographic features of 12 cases of Pierre Robin sequence were characterized by micrognathia, incomplete cleft palate and tongue posture, among which 4 cases were isolated Pierre Robin sequence, 8 cases were combined with associated malformations, and 1 case of isolated Pierre Robin sequence was misdiagnosed.Conclusions:Fetus with Pierre Robin sequence has characteristic features in prenatal ultrasound, the facial median sagittal plane and oblique coronal plane of palate through oral cleft are contributive to its diagnosis.