phomaProvisionalentityPrimarycutaneousCD4+small/mediumT-K-ellneoplasmNowitisoneofthemyeloidneoplasmsT-cellprolymphocyticleukemiaT-cellprolymphocyticleukemiaNochangesT-celllargegranularlymphocyticleukemiaT-celllargegranularlymphocyticleukemiaNewetiologicalfeaturesandnewmarkersChroniclymphoproliferativedisorderofNK-cellsProvisionalentityAggressiveNK-cellleukemiaAggressiveNK-cellleukemiaNochangesAdultT-cellleukemia/lymphomaAdultT-cellleukemia/lymphomaDefinitionoftheregulatoryT-cellnormalcounterpartT和NK细胞肿瘤分类的主要变化.EBV相关淋巴增殖性疾病JKoreanMedSci.2008Apr;23(2):185-92..EBV相关T/NK细胞增殖性疾病JDermatol.2014;41(1):29-39..潜伏性感染,不是裂解式感染,抗病毒治疗无效.NK/T细胞淋巴瘤.NK/T细胞淋巴瘤亚型分布NK/T细胞淋巴瘤占到所有PTCL的10.4%JClinOncol,2008,26(25):4124-30..NK/T细胞淋巴瘤特征分为鼻型(68%)和非鼻型(26%),其他为侵袭型(6%)病理表现:形态多样,表现为血管中心性、大量坏死和血管浸润表型:大部分为NK细胞(EBV+,CD56+).