title: Squamous cell carcinoma in situ arising in mature cystic teratoma.
abstract: Mature cystic teratomas of ovary are common tumors. A few may exhibit malignant degeneration, most of these being invasive squamous cell carcinoma. We report a rare case of pure squamous cell carcinoma in situ in benign cystic teratoma.
authors.affiliation: Department of Obstetrics & Gynecology, All India Institute of Medical Sciences, Anasari Nagar, New Delhi.
authors.forename: Vatsla
authors.initials: V
authors.lastname: Dadhwal
authors.forename: Sunesh Kumar Chitra
authors.initials: SK
authors.lastname: Sarkar
authors.forename: Vivek
authors.initials: V
authors.lastname: Arora
authors.forename: Suneeta
authors.initials: S
authors.lastname: Mittal
mesh_terms: D018280:Carcinoma, Skin Appendage / Q000473:pathology*; D002294:Carcinoma, Squamous Cell / Q000175:diagnosis*; D002471:Cell Transformation, Neoplastic; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008875:Middle Aged; D010051:Ovarian Neoplasms / Q000175:diagnosis* / Q000628:therapy; D011230:Precancerous Conditions; D013724:Teratoma / Q000175:diagnosis*