10.22376/ijpbs.2019.10.1.p1-12 Volume 6 Issue 2 2015 (April - June) Endometroid adenocarcinoma of ovary accounts for less than 10% of all surface epithelial tumors and usually involves 5 lessThan sup greaterThan th lessThan /sup greaterThan to 7 lessThan sup greaterThan th lessThan /sup greaterThan decades of life. A 27yr unmarried woman was presented with an abdominal mass and both clinical and sonological evaluation revealed a 20wk size solid ovarian mass in one ovary. All the tumor markers were within normal values. She had undergone laparotomy which showed stage1a ovarian tumor and unilateral salpingo-oopherectomy with omental biopsy was done. Histopathology diagnosed it as a well differentiated endomatroid adenocarcinoma of ovary without any metastasis. DR SUNITA SAMAL, DR SHWETA GUPTA, DR AKSHAYA MAHAPATRA AND DR P.PORKKODI Endometroid adenocarcinoma, endometriosis, ovary 218-220