In case of Adenomatoid goitre which carcinoma is commonest to occur: (A) Medullary Ca, (B) Follicular Ca, (C) Papillary Ca, (D) Anaplastic Ca
Answer is B. "An increased incidence of cancer (usually follicular) has been repoed from endemic areas. Dominant or rapidly growing nodules in longstanding goitres should always be subjected to aspiration cytology." Ref : Bailey & Love 25/e p778