淋巴瘤是发生于淋巴结及结外淋巴组织和器官的恶性肿瘤,分霍奇金瘤和非霍奇金淋巴瘤两类。发生于颈部和Waldyer′s环的淋巴瘤不少见,但原发于上颌窦淋巴瘤则很少见。现报道1例上颌窦原发性恶性淋巴瘤。 1 病例简介患者男,20岁。因左侧颜面部肿块于1996年12月2日入院。主诉是2年前左侧脸部麻木,在外院按左侧上颌窦炎治疗,症状消失,最近1月左侧面部出现肿块触之疼痛。体检见一般情况 Lymphoma is a malignant tumor that occurs in lymph nodes and extranodal lymphoid tissues and organs, sub-Hodgkin’s tumor and non-Hodgkin’s lymphoma. Lymphoma, which occurs in the neck and Waldyer’s ring, is not uncommon, but primary in maxillary sinus lymphomas is rare. A case of maxillary sinus primary malignant lymphoma is reported. 1 case description Patient male, 20 years old. Due to the left facial mass on December 2, 1996 admission. Chief complaint is 2 years ago, the left side of the face numbness, left maxillofacial inflammation in the outer court treatment, the symptoms disappear, the left side of the recent January, the Ministry of pain in the face mass. Physical examination see the general situation