Asymmetric lateral distribution of obstructed hemivagina and renal agenesis in women with uterus didelphys: institutional case series and a systematic literature review.

Objective: To investigate if an asymmetry exists in the lateral distribution of obstructed hemivagina and renal agenesis in women with uterus didelphys.

Design: All English-language medical papers on uterus didelphys, obstructed hemivagina, and associated renal agenesis published from 1980 to 2005 and identified by Embase, Medline, and Pubmed database searches were retrieved. In addition, 41 institutional cases are described.