\n\t
\n\n\n
\n\t- IB 期:IB 期可根据肿瘤大小分为 IB1 期和 IB2 期。
\n\t
\n\t- 在 IB1 期中,肿瘤组织只能通过显微镜发现,其大小超过 5 毫米深且超过 7 毫米宽;或者肿瘤组织不用显微镜即可发现,直径小于等于 4 厘米。
\n
\n\n\n\t- 在 IB2 期中,肿瘤组织不用显微镜即可发现,其直径大于 4 厘米。
\n
\n\nII 期
\n\n
\n\nII 期宫颈癌中,癌症已经扩散到宫颈外,但是未扩散到盆腔壁(双髋之间身体内衬组织)或阴道下三分之一。II 期可根据癌症扩散距离分为 IIA 期和 IIB 期。
\n\n\n\t- IIA 期:癌症已经扩散至宫颈外,到达阴道上三分之二,但是没有到达子宫周围组织。IIA 期可根据肿瘤大小分为 IIA1 期和 IIA2 期。
\n
\n\n在 IIA1 和 IIA2 期中,癌症已经扩散到宫颈外,到达阴道。在 IIA1 期中,肿瘤组织不用显微镜即可发现,直径小于等于 4 厘米。在 IIA2 期中,肿瘤组织不用显微镜即可发现,直径大于 4 厘米。
\n\n\n\t- IIB 期:癌症已经扩散至宫颈外,到达子宫周围组织,但是没有到达盆腔壁。
\n
\n\nIII 期
\n\n在 III 期中,癌症已经扩散至阴道下三分之一和/或盆腔壁,可能会导致肾脏问题。III 期可根据癌症扩散程度分为 IIIA 期和 IIIB 期。
\n\n\n\t- IIIA 期:肿瘤组织已经扩散到阴道下三分之一,但是未扩散到盆腔壁;
\n\t
\n\t- IIIB 期:肿瘤组织已经扩散到盆腔壁,可能出现肿瘤太大阻塞输尿管并导致单侧或双侧肾脏增大或功能障碍。下图显示了肿瘤组织阻塞左侧输尿管,阻塞可导致肾脏增大或者肾功能障碍。
\n\t
\n
\n\nIV 期
\n\n在 IV 期中,癌症已经扩散至盆腔以外,或者扩散至膀胱、直肠内膜,或扩散至身体其它部位。IV 期可根据癌症扩散程度分为 IVA 期和 IVB 期。
\n\n\n\t- IVA 期:癌症已经扩散至周围器官,例如膀胱或直肠;
\n\t
\n
\n\n\n\t- IVB 期:癌症已经扩散至宫颈外的其它部位,例如肝脏、肺部、骨骼或远处淋巴结。
\n
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