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第二章 子宫恶性疾病
第一节 子宫颈癌
子宫颈癌(cervical cancer)为女性生殖系统最常见的恶性肿瘤,占女性生殖器官肿瘤发生率的2/3,病理上,宫颈癌分为宫颈上皮内瘤样病变(CIN)和浸润癌。前者又分为不典型增生和原位癌,后者分为鳞癌和腺癌,以鳞癌多见,占90%~95%。临床症状为接触性出血或阴道不规则出血、下腹痛、白带增多等。子宫颈癌分期(FIGO 2014)见表2-1-1。
表2-1-1 子宫颈癌分期(FIGO 2014)
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1553.jpg?sign=1738921856-GwRKhif0Ou4Tpm8TwDiAlbpBAIDuHB1X-0-181b60b55cd5d9bcc94ac2fc8fb49dfb)
注: a浸润深度从癌起源的表面上皮或腺体的基底部开始测量不应大于5mm。脉管受累不影响分期
【影像表现】
1.常见CT表现
①宫颈增大,密度低且不均匀,或内有低、高密度结节,病变边缘不清,是宫颈癌的常见及典型表现,可伴有宫腔积液,宫颈边缘光滑或毛糙。CT能够检出≥ⅠB1期宫颈癌,并可提供较准确的侵犯深度。②阴道受侵表现为阴道壁不规则增厚或出现软组织肿块,阴道壁与肿瘤无分界。③淋巴结转移表现为肿大淋巴结呈圆形或卵圆形软组织结节影;出现中心低密度坏死、增强后边缘环状强化,是转移淋巴结的特征表现。(图2-1-1~图2-1-7)
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1343.jpg?sign=1738921856-K7wYdSV12yY7KGNf7W1jU42VSsA0eqi9-0-fc739ea393926df9fb15b9a3e20ece32)
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图2-1-1 宫颈原位癌(FIGO ⅠA)
A:宫颈原位癌伴出血,阴道填塞止血后,CT平扫示宫颈未见明确增厚,右侧见出血块,见填塞物高密度影;B:增强扫描宫颈右侧壁稍增厚,强化欠均匀;C、D:增强三维重建示宫颈强化密度稍欠均匀
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1341.jpg?sign=1738921856-TVNdvYNc2NtvU350EcGAwul5g09KAwKZ-0-63b27277dc6117c1e447db780d46bf61)
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图2-1-2 宫颈癌(FIGO ⅠB)
A:CT平扫示宫颈略增厚,密度欠均匀;B:增强扫描宫颈强化密度欠均匀,见斑点状强化小结节样凸起,边缘不清;C、D:增强扫描宫颈强化密度欠均匀,见斑点状强化小结节样凸起,边缘不清
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1348.jpg?sign=1738921856-gDtC2iWV1aNq6zTdx0nscDi5JicoWPto-0-e78ad00ed25bb0177c16b6067d4cd226)
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图2-1-3 宫颈癌(FIGO ⅡA)
A:平扫示宫颈增厚,密度欠均匀;B~D:增强扫描宫颈强化欠均匀,见小斑片状稍低密度强化影,边缘不清,宫旁结构清晰
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1353.jpg?sign=1738921856-bYOCerKeQzbKeq7Zmg4JCfF30NoEEebV-0-1f9430deb9047f978a4147c01ee43381)
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图2-1-4 宫颈癌(FIGO ⅡA)
A:平扫宫颈明显均匀增大;B:增强扫描宫颈肿块强化均匀,宫旁结构清晰,未见异常强化密度影;C、D:增强扫描三维重建示宫颈肿块强化均匀,肿块累及阴道上端,宫旁结构清晰
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1350.jpg?sign=1738921856-KgJ3PV6cSXrYmTOXvITjNxbnGIjIBkKG-0-7bf366b18c8ebc26c416a18a998f63fc)
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图2-1-5 宫颈癌(FIGO ⅡA)
A:平扫示宫颈明显均匀增大并宫腔积液;B:增强扫描宫颈肿块强化均匀,宫旁结构清晰,未见异常强化影;C、D:增强三维重建示宫颈肿块强化均匀,肿块累及阴道上端,宫旁结构清晰,并宫腔积液
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1358.jpg?sign=1738921856-h1Jsm92lxGDcP8w9zrIJ6Imz1afkrZO4-0-6e4a3b8b7415a6d89b739f931e44ce39)
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图2-1-6 宫颈癌(FIGO Ⅲ B)
A:平扫示宫颈巨大肿块,边缘不清,宫旁结构欠清,密度增高、毛糙,与直肠分界清楚;B:增强扫描宫颈肿块强化均匀,边缘不清,结构欠清,密度增高、毛糙;C、D:增强扫描三维重建示宫颈肿块强化均匀,边缘不清,累及阴道全程,宫旁结构欠清,密度增高、毛糙,与直肠分界清楚
2.常见MRI表现
①表现为宫颈实性肿物或宫颈基质环中断,T 1WI以等信号,T 2WI以稍高信号为主;②增强后肿瘤呈轻度均匀或不均匀强化,其强化程度略低于正常宫颈组织;DWI序列表现为高信号,且高信号不随b值的增加而衰减;③周围直接侵犯及淋巴结转移,向宫旁侵犯往往早于向前、后方侵犯;④晚期表现为阴道、盆壁、膀胱和直肠被T 2WI中高信号的肿瘤所占据,肿物与宫颈部原发灶相连。(图2-1-8~图2-1-16)
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1356.jpg?sign=1738921856-WJ4TaAtw00OCVju5pW932XFj0VN9S19p-0-bd4b64b5dae6d96744e4b10b3e709d67)
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图2-1-7 宫颈癌(FIGO ⅣB)
A:平扫宫颈肿块密度均匀,边缘毛糙,宫旁结构欠清,子宫直肠陷窝少量积液;B:增强扫描宫颈肿块强化欠均匀,边缘毛糙,宫旁结构欠清;C、D:增强三维重建示宫颈肿块强化欠均匀,边缘毛糙,累及阴道,宫旁结构欠清;E:腹膜后淋巴结转移,增强呈均匀或不均匀强化,边缘清楚;F:右侧腹股沟区淋巴结转移,增强后均匀强化,边缘清楚
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图2-1-8 宫颈癌(FIGO ⅠB)
A:T 1WI示子宫颈部肿块,呈等信号,宫旁结构清晰;B:T 2WI不压脂序列示宫颈肿块呈略高信号,子宫边缘清楚,宫旁结构清晰;C:DWI序列示宫颈肿块呈高信号;D:T 2WI压脂序列示宫颈肿块呈稍高信号,边缘清楚;E:T 1WI不压脂序列增强,宫颈肿块轻度不均匀强化;F:T 1WI压脂序列增强,能更好地显示病灶,示宫颈肿块轻度不均匀强化
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1371.jpg?sign=1738921856-CB92Kt1tR7kcVdi2kYz37RnzfoSHLZxD-0-0e0f781735c2e9d2511cb26478a2bfb9)
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图2-1-9 宫颈癌(FIGO ⅠB)
A:T 1WI示宫颈肿块呈等信号,边缘清楚,宫旁结构清晰;B:T 2WI示宫颈肿块呈高信号,边缘清楚,宫旁结构清晰;C:DWI序列示宫颈肿块呈高信号;D:T 2WI压脂序列示宫颈肿块呈高信号,边缘清楚;E、F:增强扫描宫颈肿块轻度均匀强化(病理为宫颈局灶癌变伴不典型增生)
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1376.jpg?sign=1738921856-KVgRRrRamZ8Pc3Izxbel3vMzWNfui0Vd-0-3d53fedd6f40140c4e59d597b015d31a)
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图2-1-10 宫颈癌(FIGO ⅠB)
A:T 1WI示宫颈肿块呈等信号,边缘清楚,宫旁结构清晰;B:T 2WI示宫颈肿块呈稍高信号,边缘清楚,宫旁结构清晰;C:T 2WI压脂序列示宫颈肿物呈稍高信号,边缘清楚,子宫后壁尚见一子宫肌瘤呈等信号影;D:增强扫描宫颈肿物轻度均匀强化,子宫后壁子宫肌瘤均匀强化呈等信号
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1375.jpg?sign=1738921856-6U1QnfpZxZgovw9nTt31Vcso87F2a6K8-0-0548e80206c023c496f81ce10ce078fe)
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![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1383.jpg?sign=1738921856-g4MR78J5NhwnO1gA9lz5Klq3Ss0gqGzr-0-318a45223098af7245e661e8cdfa6464)
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1380.jpg?sign=1738921856-pEUoFYZwblDT15W0zNqUjFkQLA0Zo1L7-0-bafe2ff2207cee3201c885c4714d3de0)
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_546.jpg?sign=1738921856-ibakB1cBJaW2usQkIwZwRg1qYKB1Uxmg-0-2a3d0b41363694141cd4e77092bfc39d)
图2-1-11 宫颈癌(FIGO ⅡA)
A:T 1WI示宫颈肿块呈等信号,宫旁结构清晰;B:T 2WI示宫颈肿块清楚,呈稍高信号,边缘清楚,宫旁结构清晰;C:DWI序列示宫颈肿块呈高信号;D:T 2WI示宫颈肿块呈稍高信号,累及穹隆,边缘清楚,宫旁结构清晰;E、F:增强扫描示宫颈肿块轻度均匀强化
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1381.jpg?sign=1738921856-yVdbvEZwysiL65H25tIIoUtFiLSpsqpq-0-e962983f1b362e4d0860170721a728ff)
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1382.jpg?sign=1738921856-lWItMskiOuAXXVYrReunJ0O7RUH0060e-0-2720480359563967c24e2dc22d5978b1)
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1386.jpg?sign=1738921856-NBZGlxCM80GvWoKeC28rYLWedlnXu8Yn-0-e0b665f1e894bf68a2e7f4b30d8dcb56)
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1389.jpg?sign=1738921856-OFdLkEWXgu65nXva2VSPvXDwQOKdjLW7-0-2ba02bca1e90a72d54e522a4e5ad4a1f)
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1387.jpg?sign=1738921856-p65gSMPb2MPY6if0A9v8aSlEBwRUjGlL-0-712b0eb2d76b153346ce0a7b25851b29)
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_547.jpg?sign=1738921856-9wtRN5YtVYrgYMhQwNHy46JCzBCSoonA-0-a5999899c3fa00b27e8f1fd84a3b08e5)
图2-1-12 宫颈癌(FIGO ⅡB)
A:T 1WI示宫颈肿块呈等信号,边缘毛糙;B:T 2WI示宫颈肿块呈稍高信号,边缘毛糙,宫旁结构毛糙;C:DWI序列示宫颈肿块呈高信号,边缘毛糙;D:T 2WI示宫颈肿块呈稍高信号,累及阴道上段,宫旁结构毛糙;E、F:增强扫描宫颈肿块轻度不均匀强化
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1385.jpg?sign=1738921856-bM9pUTvPFgvKSKxy3ugUECKDCovNuyYb-0-ca3f0a7df02c052383fb580488ff9508)
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1388.jpg?sign=1738921856-ZUOB9cdwYIGV9KUOfsnxyNcdiXPtsCJe-0-33508b93dffaae544b3db03b5e293ef3)
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1391.jpg?sign=1738921856-zXnkklXHMTK2bS94qI5D6X2UMjiiRWWX-0-e0456a0929ae94d40efbfa842cfed14a)
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1394.jpg?sign=1738921856-coukIZEySrpNPzTwuZ7OjfVzEecCie4j-0-b043e9d42340bb9ab365c8204d2beea7)
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1392.jpg?sign=1738921856-vZ31WHKUw5nMIMmO8HqDtGEIi0eYy9wM-0-a9c8e1294197e14636f862007b467aa4)
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_548.jpg?sign=1738921856-O81UFjcgMcqxoHqulqLdDC35hgapNe6I-0-1cb62d9351df0cc72081c99704845495)
图2-1-13 宫颈癌(FIGO ⅡB)
A:T 1WI示宫颈肿块呈等信号,边缘毛糙;B:T 2WI示宫颈肿块呈稍高信号,边缘毛糙,宫旁结构毛糙;C:DWI序列示宫颈肿块呈高信号,边缘毛糙;D:T 2WI示宫颈肿块呈稍高信号,累及阴道上段,宫旁结构毛糙;E、F:增强扫描宫颈肿块轻度不均匀强化
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1390.jpg?sign=1738921856-lHFVvdOvwh7CDR8cqfrPNg1pK6tkmfgi-0-ab06096daa617ede3b2c0932302b5424)
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![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1396.jpg?sign=1738921856-dK7Y3kd1FLbVT9vK1WHwv3tVwgGgx9MR-0-ba686c68d0a5faa8dd9ad380e8191c56)
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1398.jpg?sign=1738921856-E4yoAp706JYikthUtbDRGmniAekF5oWH-0-0f001eeea0115a12f7f10909757f59ea)
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1397.jpg?sign=1738921856-lXOaWBTxvwq3UuM4XzJgwzQpdT1Kojrp-0-e3e6269a96666512041e3bd1148eeac7)
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图2-1-14 宫体及宫颈腺鳞癌(FIGO ⅡB)
A:T 1WI示宫体及宫颈肿块呈等信号,边缘毛糙;B:T 2WI示宫体及宫颈肿块呈稍高信号,边缘毛糙,宫旁结构毛糙;C:DWI序列示宫体及宫颈肿块呈高信号,边缘毛糙,宫旁结构毛糙;D:T 2WI示宫体及宫颈肿块呈稍高信号,边缘毛糙,宫旁结构毛糙;E、F:增强扫描宫体及宫颈肿块轻度不均匀强化
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1395.jpg?sign=1738921856-Chs9lWmDwyILyBHrCdidGHsNQJf0hdFz-0-880c977e15f8b0375dda3e1b0c8010d3)
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1399.jpg?sign=1738921856-THqBquy4hLXjP6QkopPZ8xMPtfoz1Oew-0-58a62ddee1e0364c5e6af406dc4de13c)
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1400.jpg?sign=1738921856-ColfN9phwOwhXq6UaHLMLD1iJZ4AhZP1-0-c3857f8f6d5fce0065793160378a9093)
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1404.jpg?sign=1738921856-6VpVoPjOF2VY4xMbQ6AZL5FbPB5ymiWR-0-5b32cffba39c3b24da5f64c1efd9244d)
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1401.jpg?sign=1738921856-p9yxhMiiaVTMlTOhkufVnmZjOcwbwUZt-0-b84faf80f815e65e7fb9c0950f173a3e)
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_550.jpg?sign=1738921856-DYlu5JlNPfooDh7NRG1Xa8sVhwoaGP0v-0-e5bc4dc52886ee64cbb1771940092fd0)
图2-1-15 宫颈癌(FIGO ⅢA)
A:T 1WI示宫颈肿块呈等信号;B:T 2WI示宫颈肿块呈稍高信号,边缘毛糙,宫旁结构毛糙;C:DWI序列示宫颈肿块呈高信号,边缘毛糙,宫旁结构毛糙;D:T 2WI示宫颈肿块呈稍高信号,边缘毛糙,累及阴道下段;E:增强扫描,宫颈肿块轻度不均匀强化;F:增强矢状位示宫颈肿块轻度不均匀强化,累及阴道下段
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1402.jpg?sign=1738921856-l0cJnUphp2X1pe1hsTnAmyhhRa26xPez-0-209a6098118d0dc039bea8e7136527e5)
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1403.jpg?sign=1738921856-9TORMqH8g4vfS4nu1NW6vE241BRS3dAE-0-665f5a372e55774432f542c8a02bf4d9)
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1406.jpg?sign=1738921856-pXXM2JleoRkvP9OKkL9ic5jUqMXhhjk0-0-d171262c3f55699fd09e44ebfb98b69c)
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1407.jpg?sign=1738921856-0F2zrs8YbiWPJquKHzqAfuMvcEe2bit3-0-dfacbe213df577facb74c5ce17d24853)
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_1405.jpg?sign=1738921856-MjMNoHchQt45t0qNZCSjWohb1mjmsXzC-0-ce3c795726340b6c4f623505058f3cb5)
![](https://epubservercos.yuewen.com/5F541E/14504128505009206/epubprivate/OEBPS/Images/Chapter_551.jpg?sign=1738921856-kz1wzxbT2oTydy4mxOIABAp8hGuMcHg1-0-16eb109bce338d1a95d69832f24f97f3)
图2-1-16 宫颈癌(FIGO ⅣB)
A:T 1WI示宫颈肿块呈等信号,边缘毛糙;B:T 2WI压脂序列示宫颈肿块呈稍高信号,边缘毛糙,与膀胱后壁及直肠前壁分界不清;C:T 2WI压脂矢状位示宫颈肿块呈稍高信号,向上延伸至宫体,向下至阴道,宫旁结构毛糙,与膀胱、直肠分界不清;D:增强宫颈肿块轻度不均匀强化,边缘毛糙,与膀胱后壁及直肠前壁分界不清;E:T 1WI压脂增强矢状位示宫颈肿块轻度不均匀强化,向上延伸至宫体,向下至阴道,宫旁结构毛糙,与膀胱、直肠分界不清;F:T 1WI压脂增强扫描横断位示双侧髂外血管旁淋巴结肿大,呈环形强化(患者左锁骨上淋巴结亦肿大)
【鉴别诊断】
1.子宫平滑肌瘤
子宫肌瘤在T 2WI为边缘清晰的低信号肿块,结合临床病史及实验室检查可资鉴别。
2.子宫内膜癌侵犯宫颈
影像学上难以鉴别,需结合临床、实验室检查及病理组织学检查。