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- facial asymmetry newborn
- crooked mouth
- hypoplasia depressor anguli oris muscle
- facial nerve palsy
- asymmetric crying face
A male preterm infant was born at 36 weeks of gestational age by vaginal delivery after an uncomplicated monochorionic diamniotic twin pregnancy. He was the fourth child, and his neonatal weight was 2420 g. At birth, a downward right deviation of the mouth was noted during crying (figure 1), with no asymmetry at rest. No other asymmetric features were observed. His twin brother had an unremarkable physical examination.
A full-term female infant was born to a primigravida mother by emergency caesarean section after unsuccessful attempts of vaginal delivery by means of vacuum extractor and forceps for mechanical dystocia. Neonatal weight was 3335 g. At birth, an asymmetric crying face was noted with downward deviation of the mouth on the right side (figure 2). The left eye remained persistently open, and the left side of the forehead and the …
Contributors All authors have contributed to the manuscript in a significant way and have reviewed and agreed on the manuscript content.
Competing interests None declared.
Provenance and peer review Not commissioned; externally peer reviewed.
Patient consent for publication Parental/guardian consent obtained.
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