“…In several instances, however, PPGs may be confused with thyroid nodules, especially in cases of posterior thyroid nodules, or if the procedure is performed by inexperienced or hurried operators. 28 , 29 , 30 Moreover, parathyroid glands may, albeit rarely, be found within the thyroid parenchyma. 31 In addition, histologically proven parathyroid adenomas have also rarely been described in the absence of any calcium-phosphate abnormalities, in the setting of incidentalomas, or as occult parathyroid adenomas.…”