The timing of surgical ligation for patent ductus arteriosus is associated with neonatal morbidity in extremely preterm infants born at 23-25 weeks of gestation.

In conclusion, delayed surgical ligation for PDA (>2 weeks) is associated with decreased mortality or morbidities in extremely preterm infants born at 23-25 weeks of gestation.
PMID: 24753708 [PubMed - in process]

Source: J Korean Med Sci - April 1, 2014 Category: Journals (General) Authors: Sung SI, Choi SY, Park JH, Lee MS, Yoo HS, Ahn SY, Chang YS, Park WS Tags: J Korean Med Sci Source Type: research