颗粒细胞瘤，亦称颗粒成肌细胞瘤（ｇｒａｎｕｌａｒｃｅｌｌｔｕｍｏｒｓ，ｇｒａｎｕｌａｒｃｅｌｌｍｙｏｂｌａｓｔｏｍａｓ）不多见，常发生于头及颈部，尤以音部。大多数为孤立性，亦有多发者。发生于儿童喉部非常少见，文献中１７岁以下仅１９例。本文病例仅６岁，为第 Granulosa cell tumor, also known as granular myeloma (granularcellmyoblastomas) is rare, often occurs in the head and neck, especially in the Ministry of sound. Most are isolated, there are many hair person. Occurs in the throat of children is very rare, the literature only 19 cases under the age of 17. This case is only 6 years old, for the first