Prenatal diagnosis of Hartsfield syndrome with a novel genetic variant

Author Department

Ob/Gyn; Pediatrics

Document Type

Article, Peer-reviewed

Publication Date

11-2023

Abstract

A G2P0, 24-year-old woman presented at 17 weeks 3 days gestation for a fetal anatomy scan. Ultrasound identified bilateral upper and lower extremity ectrodactyly, semilobar holoprosencephaly, midface hypoplasia, and cleft lip and palate. Amniocentesis for a chromosome microarray demonstrated no significant copy number changes. Whole exome sequencing was subsequently completed, which revealed a de novo, likely pathogenic variant in FGFR1, c.2044G>A (D682N), consistent with FGFR1-related Hartsfield syndrome. This case highlights the first presumed molecularly confirmed prenatal diagnosis of Hartsfield syndrome and identifies a new pathogenic variant.

PMID

38013637

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