Rectosigmoid endometriosis with unusual presentation at magnetic resonance imaging. Posted on 14 February 200914 February 2020 by admin Biscaldi E, Ferrero S, Remorgida V, Fulcheri E, Rollandi GA. Rectosigmoid endometriosis with unusual presentation at magnetic resonance imaging. Fertil Steril 2009;91:278-280.https://www.fertstert.org/article/S0015-0282(08)00497-4/fulltext