Gartner cyst is usually found during routine gynaecological examination. Very rarely, they may increase in size because of mucus production. We diagnosed a case of a large Gartner cyst of approximately 10cm in a 35-year-old woman, multiparous, who came to outpatient department of Gynaecology, with a complaint of intermittent dragging pain in right lower abdomen. Apart from routine investigations, Ultrasonography abdomen and pelvis done I. Uterus normal size, Left adnexae showed single cyst 5cmswith wall3mm II. Non visualization of left kidney, confirmed by computerized tomography. Trans vaginal sonography: Showed a Well defined cyst with Internal echoes with deviation of uterus to right lateral vaginal wall is indistinct S/o 1. GARTNER CYST Left Adnexal cyst size 8.5x7.5x7.8 cms, Treated by Marsupalization and documented.
