1 Reproductive Endocrinology and Infertility Division, Department of Obstetrics and Gynecology, Baylor College of Medicine, Houston, Texas, USA. [email protected]
Ectopic pregnancies that fail methotrexate therapy are predominantly euploid by comparative genomic hybridization (CGH). This feasibility study also confirms that formalin-fixed paraffin-embedded gestational tissue can successfully undergo CGH.