An Obstructed Fallopian Tube Seen In A Section Of The Uterus

Description

Cross-sectional anatomy of the uterus is presented with emphasis on one uterine (fallopian) tube whose lumen narrows to complete occlusion. The animation tracks the tubal course from the uterine horn superolaterally toward the isthmus and ampulla, keeping the occluded segment centered as the endometrial cavity and surrounding myometrium remain in orientation. As the sequence advances, the patent proximal lumen transitions into a collapsed, obstructed channel, clarifying the point where continuity is lost. Spatial relationships stay clear: endometrium lies medial to the interstitial (intramural) tubal portion, while the serosal contour defines the outer uterine wall. Tubal occlusion is a common anatomic substrate for infertility and ectopic pregnancy risk, and its location matters, proximal obstruction at the interstitial or isthmic segment behaves differently from distal ampullary blockage with hydrosalpinx. Motion adds teaching value by letting the viewer follow the lumen in continuity, then appreciate where it becomes effaced, a concept that is harder to communicate in a single histologic or gross section. The visual progression also supports correlation with hysterosalpingography, where contrast fails to pass beyond the obstruction, and with laparoscopic findings when adhesions or salpingitis isthmica nodosa are suspected. Use this animation in reproductive anatomy and OB-GYN teaching modules to explain tubal patency, contrast transit, and the anatomic basis of tubal-factor infertility. It also fits infertility clinic counseling content, radiology lectures on HSG interpretation, and pathology-oriented discussions of inflammatory scarring versus intrinsic tubal disease. Anatomical accuracy verified by SciePro's Medical Advisory Board.