A study of ovarian cyst in a tertiary hospital of Kathmandu valley.

Ovarian cysts are an extremely common gynecological problem. Majority of ovarian cysts are benign with few cases being malignant. This is a retrospective study of all the cases of ovarian cysts operated in a tertiary hospital (Kathmandu Medical College, KMC) from January 2006 to December 2008. In this 3 years duration, 102 cases (2.0%) were of ovarian cyst out of the total histopathological specimen processed in pathology department. The mean age of presentation was 38years. Ovarian cysts (27.5%) were more commonly seen in the age group 21- 30 years. Bilateral ovaries were involved in 19 cases (18.6%). Among these ovarian cysts, 89 cases (87.3%) were benign and 13 cases (12.7%) were malignant. The most common type of ovarian cyst was serous cystadenoma (40.2%) followed by mature cystic teratoma (15.7%). Metastasis to ovary was seen in 6.9% (7 cases). The most common metastasis was adeno carcinoma from gastro intestinal tract (4 cases). Other metastases to ovary were 2 cases from endometrioid adeno carcinoma of endometrium and 1 case from Non Hodgkin's Lymphoma of small intestine.