<prompt> Psammoma bodies seen in AEFollicular CA of thyroidPapillary CA of thyroidSerous cystadenocarcinoma of ovaryMeningioma  <response>: Psammoma bodies are small, concentric , spherules of calcification, also called calcospherites, seen in Papillary carcinoma thyroid, Meningioma and Papillary serous cystadenocarcinoma of the ovary. Reference : page 52 Textbook of pathology Harshmohan 6th edition 