What is the virtually only indication for a hysterosalpingogram?
As one of several radiological, clinical and laboratory investigations for in/subfertility.
What are the potential causes of a hydrosalpinx?
Amongst the causes are; PID, endometriosis, tubal ligation and post tube-sparing hysterectomy.
HSG: Bilateral distended, serpingenous fallopian tubes. No peritoneal spillage implies non-patent tubes.