Comparison of Pain Accompanying the Use of 3.7 mm and 4 mm Office Hysteroscopy in Nullipara: A Randomized Clinical Trial

Office hysteroscopy is used as diagnostic tool to investigate abnormal uterine bleeding and other diseases involving the uterine cavity one of The main limitation to its widespread use is feared from pain and low patient tolerability Narrower diameter hysteroscopy and endometrial biopsy devices are being developed to improve the acceptability of office hysteroscopy. Miniature optical systems allow performance of most diagnostic and operative hysteroscopy (after proper patient selection) in an outpatient or office setting .Flexible hysteroscopy seem to be less painful at the beginning and during the procedure ,but the optical qualities are poor Hysteroscopy is safe, feasible and accurate procedure for diagnosing intrauterine pathology.

Provision of outpatient based diagnostic and operative services are gaining prominence as a standard of cure but the experience of pain can be off-putting for patients having outpatient diagnostic hysteroscopy.

saline solution is an excellent alternative to carbon dioxide in women undergoing outpatient hysteroscopy, and there are fewer complications