<prompt> Answer this question truthfullyWhat is Hysterosalpingography and what are its uses?  <response>: <reason> It is useful to diagnose uterine malformations, Ashermans syndrome, tubal occlusion and used extensively in the work-up of infertile women.It has been claimed that pregnancy rates are increased in a cycle when an HSG has been performed. Using catheters, an interventional radiologist can open tubes that are proximally occluded. 