Kazan medical journalKazan medical journal0368-48142587-9359Eco-Vector5734210.17816/kazmj57342Research ArticleA case of pregnancy in the vestigial hornShklyaevV. V.info@eco-vector.comHospital Surgical Clinic (Director Associate Professor A.P. Popov) Omsk Medical Institute named after M.I.Kalinin29051938345-65965980401202104012021Copyright © 2021, Shklyaev V.V.2021<p>Ectopic pregnancy that develops in the rudimentary accessory horn of the uterus is a rare abnormality. It was first described by Morisseau and Vassal in 1669, and quite accurately established by Stolz in 1832 and Rokitansky in 1832. Russian gynecologists, according to Malinovsky (B.M.E.), this type of ectopic pregnancy is described only 22 times.</p>Kazan Medical archiveКазанский медицинский архив