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Medicine and Health Sciences Commons

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Oncology

Cooper Medical School of Rowan University Faculty Scholarship

2019

Cancer

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Chemotherapy Is Avoided During The First Trimester Of Pregnancy, When Is The Safest Time To Start Treatment During The Second Or Third Trimester?, Elyce Cardonick, Emily Eicheldinger, John P. Gaughan May 2019

Chemotherapy Is Avoided During The First Trimester Of Pregnancy, When Is The Safest Time To Start Treatment During The Second Or Third Trimester?, Elyce Cardonick, Emily Eicheldinger, John P. Gaughan

Cooper Medical School of Rowan University Faculty Scholarship

ABSTRACT


Background

Cancer occurs in approximately 1:1000 pregnancies. When chemotherapy cannot be delayed until postpartum, beginning chemotherapy is based on presumed safety after organogenesis is completed during the first trimester. The safest gestational age to start chemotherapy after the first trimester is unknown.

Patients and Methods

In an observational cohort of pregnant women diagnosed and treated for cancer at multiple centers, pregnancy outcomes for the mother, and clinical outcomes for the neonate were analyzed according to the gestational age in weeks of pregnancy at first chemotherapy cycle. Outcomes including birth weight, fetal growth restriction, congenital malformations, and perinatal complications for …