口腔淋巴组织是机体淋巴组织发生新生物的主要部位。硬腭虽然缺乏淋巴结外淋巴组织,但却是淋巴组织增生较多见的部位。作者的21例腭部损害中,男女发病率相等,做活检时平均年龄70岁(50—81岁),临床均为软包块,绝大部分有正常粘膜复盖。显微镜检查,病损属淋巴细胞性淋巴瘤。其中8例为弥散性且分化好;7例为结节性分化好;另6例为弥散性,分比差的。随访见, Oral lymphoid tissue is the main site of new organisms in the body’s lymphoid tissue. Although hard palate lacks lymph node tissue, it is a site where lymphoid tissue hyperplasia is more common. The author’s 21 cases of ankle injury, the incidence of men and women are equal, the average age of 70 years (50-81 years old) when biopsy, clinical soft mass, the vast majority of normal mucosal coverage. Microscopic examination revealed that the lesion was lymphoblastic lymphoma. Among them, 8 cases were diffuse and well-differentiated; 7 cases had good nodular differentiation; 6 cases were diffuse and poorly proportioned. Follow-up see,