Hysterosalpingography Dr. Yashika Hysterosalpingography(HSG) Hystero + Salpingo + Graphy HSG is a radiological procedure done to assess the interior anatomy of the uterine cavity and the shape and patency of the fallopian tubes. It is a radiographic study using fluorescent dye to visualise the anatomy of uterus and fallopian tubes. Indications: Assessment of tubal patency. Detection of uterine malformation. Diagnosis of cervical incompetence. Detection of translocated IUD. Diagnosis of uterine synechiae. Diagnosis of uterine fibroid , uterine polyp. Diagnosis of abdominal pregnancy. Uterine Malformation Steps of operation The patient is asked to remain empty bladder. Operation is done under general anaesthesia. The patient is placed in lithotomy position. Local antiseptic cleaning is done. Posterior vaginal speculum is introduced. Anterior lip of cervix is grasped with Allis tissue forcep. HSG cannula is fitted with a syringe containing radio opaque dye. About 5- 10 ml of dye is slowly introduced. The passage of the dye is observed by using X-ray intensifier and a video display unit. Two radiographic X-rays are taken. First one to show the filling of uterine cavity and other one 10-15 mins after the completion of procedure. Timing of procedure : HSG is done between D6 and D10 of cycle. Antibiotics are given one day prior the procedure up to 5 days. Contrast media Complications Peritoneal irritation. Pelvic pain. Vasovagal attack. Intravasation of dye into the venous or lymphatic channels. Flaring up of pelvic infections.