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摘要: 目的:分析结外NK/T细胞淋巴瘤的临床特征、生存时间及影响预后的因素。方法:回顾性分析我院收治的结外NK/T细胞淋巴瘤33例患者的临床资料,分析临床特征、生存时间及影响预后的因素。结果:共收集结外NK/T细胞淋巴瘤患者,男女比例为2:1,发病年龄30~50岁。Ann Arbor分期:Ⅰ期10例(30.3%),Ⅱ期5例(15.2%),Ⅲ期2例(6.06%),Ⅳ期16例(48.5%)。B组患者21例(63.6%),乳酸脱氢酶升高23例(69.7%),血β2-微球蛋白升高26例(78.8%),病变组织中EBER阳性21例(63.6%)。33例患者中死亡22例,生存11例,中位生存时间12个月,2年总生存(OS)率39.4%。单因素分析结果显示,存在B组症状、体能状况差(ZPS ≥ 2)、LDH/血β2-微球蛋白升高、EBER阳性、临床分期 ≥ Ⅲ期者预后差。结论:NK/T细胞淋巴瘤患者预后差,影响预后的因素包括B组症状、ZPS评分、LDH/血β2-微球蛋白水平、EBV感染、临床分期等因素。Abstract: Objective: The study was aimed to analyze the clinical feature, survival period and prognosis of extranodal NK/T-cell lymphoma retrospectively.Method: 33 cases of extranodal NK/T-cell lymphoma were collected and the clinical feature such as gender, age, clinical stages, laboratory examination were analyzed and survival period and prognosis were summarized.Result: Among 33 cases of NK/T-cell lymphoma, the ratio of male and female patients was 2:1.Age was ranged from 30 to 50 years old.Ann Arbor stagewas as following:10 patients were stageⅠ(30.3%), 5 patients were stageⅡ(15.2%), 2 patients were stage Ⅲ(6.06%), 16 patients were stage Ⅳ(48.5%).21 cases (63.6%) had group B symptoms;Lactate dehydrogenase (LDH) and β2-microglobulin increased in 23 cases (69.7%) and 26 cases (78.8%) respectively.EBER were positive in 21 cases (63.6%);22 patients died and 11 patients survived.The median survival time was 12 months and overall survival (OS) rate of 2 years was 39.4%;Single factor analysis showed that the patients presenting with symptoms B, physical fitness poor (ZPS ≥ 2), increased LDH/β2-microglobulin level, positive EBER expression and clinical stages ≥ Ⅲ phase had poor prognosis.Conclusion: The patients with NK/T cell lymphoma had poor prognosis, clinical factors including group B symptoms, ZPS score, LDH/β2-microglobulin level, EBV infection and clinical stages have an effect on the prognosis of patients.
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