Endocrine Abstracts

Introduction: Anaplastic thyroid cancer has long been considered as a mesenchymal tumor (sarcoma). To date, it is difficult to differentiate between the two types. Radio-induced sarcomas of the head and neck are a very rare entity. Their annual incidence is 0.06 to 0.17%.Observation: We report the case of a 83-year-old patient, with a history of breast neoplasia treated with radiotherapy 7 years ago. Followed for a year for papillary carcinoma of the thy...