![[右上肺静脉]后支 - 肺部 - 肺静脉 - e-Anatomy](https://cdn.imaios.cn/i/imaios-images/web/images/eanatomy/modules/poumons-illustrations/images/v2/a0f22255a8a02b2d387146ff138a806cea42bac5329abd68fa28aca7348077fc?ar=640:670&auto=format,compress&bg=FFFFFF&fit=clip&p64=NTQ2LDQ4Ng&t=W-WPs-S4iuiCuumdmeiEiV3lkI7mlK8&tf=Tm90byBTYW5zIFND&tx=546&ty=486&w=350&wk=1&s=a6c2180d66558e2ac2131761286973ac)
[右上肺静脉]后支
Vena posterior pulmonis dextri
定义
右肺后段静脉（V2；后段静脉）是引流右肺上叶后段（S2）的肺静脉，汇入右肺上静脉，但存在解剖变异。
后段静脉的解剖变异较为显著。在最常见的构型中，其属支包括段间静脉V2a，约79%的情况下该属支汇入后段中央静脉。一种重要的解剖变异为后段静脉的支气管后走行，见于约8%的个体，其中静脉走行于中间支气管后方，随后汇入上肺静脉或下肺静脉。
參考資料
右肺后段静脉（V2；后段静脉）是引流右肺上叶后段（S2）的肺静脉，汇入右肺上静脉，但存在解剖变异。
后段静脉的解剖变异较为显著。在最常见的构型中，其属支包括段间静脉V2a，约79%的情况下该属支汇入后段中央静脉。一种重要的解剖变异为后段静脉的支气管后走行，见于约8%的个体，其中静脉走行于中间支气管后方，随后汇入上肺静脉或下肺静脉。
參考資料
![[右上肺静脉]后支 - 肺部 - 肺静脉 - e-Anatomy](https://cdn.imaios.cn/i/imaios-images/web/images/eanatomy/modules/poumons-illustrations/images/v2/a0f22255a8a02b2d387146ff138a806cea42bac5329abd68fa28aca7348077fc?ar=640:670&auto=format,compress&bg=FFFFFF&fit=clip&p64=NTQ2LDQ4Ng&t=W-WPs-S4iuiCuumdmeiEiV3lkI7mlK8&tf=Tm90byBTYW5zIFND&tx=546&ty=486&w=200&wk=1&s=a8eb3bb0280d9878b38d394217490201 "[右上肺静脉]后支 - 肺部 - 肺静脉 - e-Anatomy")
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![[右上肺静脉]后支 - 肺部 - 肺内血管 - 三维 - e-Anatomy](https://cdn.imaios.cn/i/imaios-images/web/images/eanatomy/modules/poumons-illustrations/images/v2/5574ed0be52e9eda8c9ed449eb7a05bed9f660ca248bfd4e5fdaa24e4c2fe883?ar=640:670&auto=format,compress&bg=FFFFFF&fit=clip&p64=MTAyNCwzMjI&t=W-WPs-S4iuiCuumdmeiEiV3lkI7mlK8&tf=Tm90byBTYW5zIFND&tx=1024&ty=322&w=200&wk=1&s=3026b7818cf26b979a67a27ea760ccc9 "[右上肺静脉]后支 - 肺部 - 肺内血管 - 三维 - e-Anatomy")
![[右上肺静脉]后支 - 肺部 - 肺内血管 - 三维 - e-Anatomy](https://cdn.imaios.cn/i/imaios-images/web/images/eanatomy/modules/poumons-illustrations/images/v2/d1591595d2421bb763d04dacc08595db05116bfc8b67fe62f1ec39dee0637cdc?ar=640:670&auto=format,compress&bg=FFFFFF&fit=clip&p64=OTc2LDI1MA&t=W-WPs-S4iuiCuumdmeiEiV3lkI7mlK8&tf=Tm90byBTYW5zIFND&tx=976&ty=250&w=200&wk=1&s=569fe929f3959036c984bd969ba76e50 "[右上肺静脉]后支 - 肺部 - 肺内血管 - 三维 - e-Anatomy")
![[右上肺静脉]后支 - 心脏扫描仪 - 轴 - e-Anatomy](https://cdn.imaios.cn/i/imaios-images/web/images/eanatomy/modules/coeur/images/v1/9a29ece305d6c99fedbd4da430153a6f9f03a5a751d3a686ab13c92f0e70c91f?ar=640:670&auto=format,compress&bg=000000&fit=crop&p64=NjIsMzcz&t=W-WPs-S4iuiCuumdmeiEiV3lkI7mlK8&tf=Tm90byBTYW5zIFND&tx=62&ty=373&w=200&wk=1&s=73307cc5444a4a196460032e716289ae "[右上肺静脉]后支 - 心脏扫描仪 - 轴 - e-Anatomy")
![[右上肺静脉]后支 - 胸部CT - 轴 - e-Anatomy](https://cdn.imaios.cn/i/imaios-images/web/images/eanatomy/modules/thorax-ct/images/v1/52559d56aa4ae7199f09074ae86516077461fbba4bf2ecea61d1c32f7a0eb477?ar=640:670&auto=format,compress&bg=000000&fit=crop&p64=MjE0LDM0MA&t=W-WPs-S4iuiCuumdmeiEiV3lkI7mlK8&tf=Tm90byBTYW5zIFND&tx=214&ty=340&w=200&wk=1&s=389c89d80945009807ad888ed7557af0 "[右上肺静脉]后支 - 胸部CT - 轴 - e-Anatomy")
![[右上肺静脉]后支 - 胸部CT - 矢状 - e-Anatomy](https://cdn.imaios.cn/i/imaios-images/web/images/eanatomy/modules/thorax-ct/images/v1/0814dc9c549a94121db7637c9a37e7a8411da8c05f33103d3375293f461dc375?ar=640:670&auto=format,compress&bg=000000&fit=crop&p64=MzE3LDI2NA&t=W-WPs-S4iuiCuumdmeiEiV3lkI7mlK8&tf=Tm90byBTYW5zIFND&tx=317&ty=264&w=200&wk=1&s=6a59901c6a6bb03e57ece3b5d906148a "[右上肺静脉]后支 - 胸部CT - 矢状 - e-Anatomy")
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