Abstract: One case otpregnant woman of muinous ovarian tumor with sarcoma-like nodulesnal in its wall is reported.The age of patient is 29 years.She had a large mass with pregnancy for 8 months.The specimens contained 9 discrete nodules in its wall,nodules were soft,dark brown and hemorrhagec.On microscopical examination the epithelial component of tumor laged from benign,borderlin malignancy to well-differeutiatgd carcinona.The spindle-cells,pleomorphism cell,gainte cells,multinucleale giant cell and histocytic cells were encounted in the nodules.According to these case research it suggests that mural nodules of the typs discribed are not sarcomotous but could represent a reafive process.