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Selective termination: a life-saving procedure for complicated monochorionic gestations

Journal of Perinatal Medicine, vol. 53, pp. 305–310

Abstract

Monochorionic twin pregnancies are a subset of twin pregnancies that face potential complications related to a shared circulation between the fetuses. These complications are related to anastomotic placental vessels connecting the cardiovascular systems of the two fetuses, which can result in significant sequela if one twin experiences intrauterine death. The sudden cardiovascular collapse in this scenario leads to a massive blood shift away from the healthy co-twin, significantly jeopardizing its life and long-term neurodevelopmental outcome. Such conditions include selective fetal growth restriction with abnormal Doppler findings, twin-twin transfusion with impending death in one twin and discordant fetal anomalies, for which fetal interventions are ineffective in improving outcomes or preventing the imminent death of the abnormal twin. Obstetricians have a professional obligation to respect the autonomy of pregnant patients and to maximize beneficence-based obligations to both pregnant and fetal patients. The goal of a selective termination is to maximize the health and life of the surviving fetal patient. It is recommended that policymakers consider including selective termination as an exemption to abortion ban laws.

Authors 9

  1. Boston Children's Hospital · Harvard University

    Affiliation as printed

    Fetal Care and Surgery Center (FCSC) , Division of Fetal Medicine and Surgery , Boston Children’s Hospital , Harvard Medical School , Boston , MA , USA

  2. The University of Texas Health Science Center at Houston

    Affiliation as printed

    Division of Fetal Intervention, Department of Obstetrics, Gynecology and Reproductive Sciences , UT Health School of Medicine , Houston , TX , USA

  3. Mount Sinai Hospital · University of Toronto · Sinai Health System

    Affiliation as printed

    Department of Obstetrics and Gynaecology, Fetal Medicine Unit , Sinai Health System, Mount Sinai Hospital, University of Toronto , Toronto , ON , Canada

    Ontario Fetal Centre , Toronto , ON , Canada

  4. Children's Hospital of Philadelphia

    Affiliation as printed

    The Center for Fetal Diagnosis and Treatment , The Children’s Hospital of Philadelphia , Philadelphia , PA , USA

  5. The University of Texas Health Science Center at Houston

    Affiliation as printed

    Division of Fetal Intervention, Department of Obstetrics, Gynecology and Reproductive Sciences , UT Health School of Medicine , Houston , TX , USA

  6. Leiden University Medical Center · Willem-Alexander Kinderziekenhuis

    Affiliation as printed

    Division of Neonatology, Department of Pediatrics , Willem-Alexander Children’s Hospital, Leiden University Medical Center , Leiden , The Netherlands

  7. Lenox Hill Hospital · Donald & Barbara Zucker School of Medicine at Hofstra/Northwell

    Affiliation as printed

    Donald and Barbara Zucker School of Medicine at Hofstra/Northwell , Lenox Hill Hospital , New York , NY , USA

  8. Lenox Hill Hospital · Donald & Barbara Zucker School of Medicine at Hofstra/Northwell

    Affiliation as printed

    Donald and Barbara Zucker School of Medicine at Hofstra/Northwell , Lenox Hill Hospital , New York , NY , USA

  9. Boston Children's Hospital · Harvard University

    Affiliation as printed

    Fetal Care and Surgery Center (FCSC) , Division of Fetal Medicine and Surgery , Boston Children’s Hospital , Harvard Medical School , Boston , MA , USA

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References 52