Abstract :
Collision tumors are rare neoplasms defined by the presence of two distant tumors in the same organ without any histological intermixing. Each component of the collision tumor occur coincidently and no connection is found between the tumors. Our case is a collision tumor of ovary composed of mature cystic teratoma and Mucinous cystadenoma.
Keyword :
Collision tumor, Mucinous cystadenoma, Mature cystic teratoma.