The authors have no conflicts of interest. Research data are not shared. Data S1: Supporting Information. Figure S1. Ultrasound demonstrating the gestational sac located within the noncommunicating rudimentary horn. Please note: The publisher is not responsible for the content or functionality of any supporting information supplied by the authors. Any queries (other than missing content) should be directed to the corresponding author for the article.
Stamler‐Yaacobi et al. (Mon,) studied this question.