<prompt> The following structures are seen in all exceptFollicular carcinoma of thyroidPapillary carcinoma of thyroidSerous cystadenoma of ovaryMeningioma  <response>: Psammoma bodies M- Meningioma O- Papillary carcinoma of Ovary S - Papillary carcinoma of Salivary gland T - papillary carcinoma of Thyroid Prolactinoma, Papillary type of renal cell carcinoma Glucagonoma 