Primary Rectal Teratoma Presenting as an Irritable Bowel-like Syndrome: A Case Report

Background: Teratoma is a tumor comprised of three germinal layers classified as mature or immature in most cases. Most solid teratomas are benign but may turn malignant; therefore, complete resection advised these They usually occur women. Primary rectal infrequent, and only few cases have been described the literature. Teratomas common cystic that rise ovary, testicle, retroperitoneum. can also be better known dermoid cysts. Case Presentation: We report 34-year-old woman who were presented with intermittent constipation diarrhea Urmia Imam Khomeini Hospital January 2020. After examination, intra-rectal teratoma occurring mainly rectum was detected this case. The patient underwent segmental colectomy histology, which revealed squamous epithelium, fat cells, hair follicles, cartilaginous material, granuloma suggestive teratoma. Conclusion: present case primary teratoma, an uncommon disease many misdiagnoses differentiated from other diseases. In report, it irritable bowel syndrome (IBS).