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T/NK-细胞肿瘤的流式细胞分析 T-细胞增生 •多克隆T-细胞增生 PolyclonalT-cellproliferation •寡克隆T-细胞增生 OligoclonalT-cellexpansion •单克隆T-细胞增生 MonoclonalT-cellpredomination •恶性单克隆T-细胞增生 T-celllymphoma/leukemia –惰性单克隆T-细胞增生 Indolentmonoclonalexpansion –侵袭性单克隆T-细胞增生 Rapidandpersistentmonoclonalexpansion T-细胞克隆性增生的流式细胞学特征 FlowCytometryFeaturesComment 前向散射ForwardScatter(FS)正常T-细胞以小淋巴细胞为主 侧向散射SideScatter(SS)约有25%的T-细胞肿瘤有侧向散射增高 丢失泛T-细胞抗原CD2,CD3,CD5,CD7其中之一丢失强烈提示肿瘤 异常CD4/CD8比值双阴双阳升高倒置 CD4-/CD8-CD4+/CD8+CD4+/CD8-CD4-/CD8+ 异常抗原表达CD10(AITL);CD25(ATLL),CD52(T-PLL),CD30(ALCLandetc) T-cell的成熟分化与抗原表达 Pro-TlymphoblastscCD3+,CD7+,sCD3-,CD34+ CD4-,CD8- Pre-TlymphoblastscCD3+,CD7+,CD2+,sCD3-,CD34+/- CorticalthymocytescCD3+,CD7+,CD2+,CD1a+,CD5+,sCD3heteroCD4+,CD8+ MedullarythymocyteCD4+,CD8- (matureT-cells)cCD3+,CD7+,CD2+,CD1a-,CD5+,sCD3+homo, CD4-,CD8+ 胸腺皮质T-细胞 胸腺皮质T-细胞 CD4-/CD8-(双阴)成熟T-细胞肿瘤 CD4-/CD8- Doublenegative MatureT-cellneoplasm (g/dT-cellLGL) 19yearoldmalewith lymphocytosis and neutropenia (peripheralbloodsample) CD4-/CD8-(双阴)成熟T-细胞肿瘤 CD4-/CD8- Doublenegative MatureT-cellneoplasm (g/dT-cellLGL) 19yearoldmalewith lymphocytosis and neutropenia (peripheralbloodsample) CD4+/CD8+(双阳)成熟T-细胞肿瘤 CD4+/CD8+ Doublepositive MatureT-cellneoplasm 55yearoldfemalewith lymphocytosis (peripheralbloodsample) CD4+/CD8+(双阳)成熟T-细胞肿瘤 CD4+/CD8+ Doublepositive MatureT-cellneoplasm 55yearoldfemalewith lymphocytosis (peripheralbloodsample) CD4+/CD8-(CD4阳)成熟T-细胞肿瘤 CD4+/CD8- MatureT-cellneoplasm (ATLL) 48yearoldmalewith leftaxillary lymphadenopathy (FNA) CD4+/CD8-(CD4阳)成熟T-细胞肿瘤 CD4+/CD8- MatureT-cellneoplasm (ATLL) 48yearoldmalewith leftaxillary lymphadenopathy (FNA) CD4+/CD8-(CD4阳)成熟T-细胞肿瘤 CD4+/CD8- MatureT-cellneoplasm (ATLL) 48yearoldmalewith leftaxillary lymphadenopathy (FNA) CD4-/CD8+(CD8阳)成熟T-细胞肿瘤 CD4-/CD8+ MatureT-cellneoplasm (T-LGL) 37yearoldmalewith Leukocytopenia (Peripheralbloodsample) CD4-/CD8+(CD8阳)成熟T-细胞肿瘤 CD4-/CD8+ MatureT-cellneoplasm (T-LGL) 37yearoldma