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Is There an Optimal Timing for Surgical Ligation of Patent Ductus Arteriosus in Preterm Infants?  Vladimiro L. Vida, MD, Paola Lago, MD, Sabrina Salvatori,

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Presentation on theme: "Is There an Optimal Timing for Surgical Ligation of Patent Ductus Arteriosus in Preterm Infants?  Vladimiro L. Vida, MD, Paola Lago, MD, Sabrina Salvatori,"— Presentation transcript:

1 Is There an Optimal Timing for Surgical Ligation of Patent Ductus Arteriosus in Preterm Infants? 
Vladimiro L. Vida, MD, Paola Lago, MD, Sabrina Salvatori, MD, Giovanna Boccuzzo, PhD, Massimo A. Padalino, MD, PhD, Ornella Milanesi, MD, Simone Speggiorin, MD, Giovanni Stellin, MD  The Annals of Thoracic Surgery  Volume 87, Issue 5, Pages (May 2009) DOI: /j.athoracsur Copyright © 2009 The Society of Thoracic Surgeons Terms and Conditions

2 Fig 1 Nomogram of the study. (PDA = patent ductus arteriosus.)
The Annals of Thoracic Surgery  , DOI: ( /j.athoracsur ) Copyright © 2009 The Society of Thoracic Surgeons Terms and Conditions

3 Fig 2 Patent ductus arteriosus (PDA) closure rate and surgical ligation rate according to gestational age (GA). The Annals of Thoracic Surgery  , DOI: ( /j.athoracsur ) Copyright © 2009 The Society of Thoracic Surgeons Terms and Conditions

4 Fig 3 Patent ductus arteriosus (PDA) closure rate and surgical ligation rate according to body weight at birth. The Annals of Thoracic Surgery  , DOI: ( /j.athoracsur ) Copyright © 2009 The Society of Thoracic Surgeons Terms and Conditions


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