Sonohysterography versus hysteroscopy: the assessment of the uterine cavity: a series of 84 cases. We study indications, advantages, limits of a technic of investigation of uterine cavity: sonohysterography. Our results show that sonohysterography is as effective as hysteroscopy in the diagnosis of intrauterine conditions. It is painless, no time consuming. There is no adverse effects and it is helpful in the diagnosis of intrauterine abnormality as a complement of transvaginal scanning.