Pelvic pneumography.
D000293:Adolescent; D000328:Adult; D005260:Female; D005831:Genital Diseases, Female / Q000000981:diagnostic imaging*; D005833:Genital Neoplasms, Female / Q000000981:diagnostic imaging*; D005836:Genitalia, Female / Q000000981:diagnostic imaging*; D006801:Humans; D008722:Methods; D008875:Middle Aged; D009609:Nitrous Oxide; D011859:Radiography / Q000295:instrumentation