JAAD:放射疗法治疗皮肤癌的适应症

2021-08-30 Shirley MedSci原创

1990年放射疗法首次用于治疗鼻部皮肤鳞状细胞癌(cSCC)患者,在某些情况下,放射疗法在皮肤恶性肿瘤的诊疗中作用逐渐减弱。但是在某些情况下,放射疗法仍然有着不可取代的优势。

1990年放射疗法首次用于治疗鼻部皮肤鳞状细胞癌(cSCC)患者,虽然随着皮肤病学和外科技术的发展,例如莫氏显微手术(MMS),放射疗法在皮肤恶性肿瘤的诊疗中作用逐渐减弱。但是在某些情况下,放射疗法仍然有着不可取代的优势。

JAAD在2021年9月刊继续教育栏目综述了放射疗法在皮肤恶心肿瘤治疗中的作用,包括诊断和应用。本文重点编译其关于适应症的部分。

放射疗法的适应症:

l 放疗是不能进行手术或者拒绝手术皮肤癌患者的替代疗法

l 术后对侵袭性肿瘤进行辅助放疗以降低复发风险

l 无法痊愈或者晚期的患者采取姑息性放疗可以控制局部症状或者缓解症状。

放疗可以保留肿瘤附近未受累的组织

适用于大的或者局部晚期的肿瘤,这一些肿瘤中,进一步的手术可能导致复发率提高、功能受损或者美容效果不佳。

皮肤鳞状细胞癌(cSCC)放射治疗。A,一名 95 岁的男性,前额头皮有 5 厘米的 cSCC (辐射场以黑色标出)。

B,以 50 Gy 的剂量分 20 次进行辐射后 4 周。

放射疗法的副作用,例如脱发或色素减退,通常仅限于照射野,但可能会随着时间的推移持续存在或恶化。

对于较年轻的患者,在较长时间内给予病变部位较低剂量的辐射,以最大限度地减少晚期副作用,同时局部症状的控制效果也会更好。但是也应该告知其替代方案,因为有可能发展为继发性恶性肿瘤的风险。

辅助放疗可以作为晚期疾病的补充治疗

可以降低术后局部或者区域复发的风向。此选项可以用于阳性手术缘和无法进行进一步切除的肿瘤,通常在术后 4 至 8 周内进行。当有清晰的病灶边缘但有证据表明肿瘤侵犯神经周围、腮腺、骨骼、软骨或肌肉时,也可以使用辅助放疗。

辅助放射治疗CSCCA,一名 77 岁女性,右下眼睑多发复发性 cSCC,伴有明显的神经周围浸润,之前接受过MMS手术切除、右上颌部分切除术、右眶下神经切除术和翼腭窝至颅底解剖. B,在手术部位、眶下神经近端至颅底和同侧颈部淋巴结以 60 Gy 剂量分 30 次进行辅助放射后两个月没有复发的证据。cSCC,皮肤鳞状细胞癌;MMS,莫氏显微手术。

辅助放射治疗微囊附属器癌A,一名 55 岁女性,患有复发性微囊性附件癌,左侧面部和左耳有明显的神经周围浸润

B,立即用MMS 进行手术切除,包括左腮腺切除术和左侧颈部的解剖,获得清晰的边缘。

C,前臂游离皮瓣重建术后两年,辅助放射剂量为 60 Gy,分 30 次照射面部左侧和同侧颈部淋巴结

姑息性放疗用于在晚期或无法治愈的疾病(包括皮肤转移)

姑息性放疗可以缓解局部症状或者控制病灶,缓解症状,以提高患者的生活质量。这些肿瘤通常会因疼痛、感染或出血而影响患者生存质量。给药方案和分割计划取决于肿瘤大小、位置、患者预期寿命和预期的治疗不良反应。

非黑色素瘤皮肤癌患者常用的治疗方案是 30 Gy,2 周内分 10 次,或 45-50 Gy,4 至 5 周内分 18 至 25 次。1对于健康状况较差且不需要长期美容的患者,可给予单次大剂量 20 Gy。

放射治疗前需要解决的临床问题

肿瘤位于何处?是否位于高危解剖区域(靠近眼睑、鼻子、耳朵和嘴唇)?

组织学诊断是否充分?

是否已完成适当的分期?

这个病灶会复发吗?

患者是否对这个病变进行了任何治疗?如果有,进行了什么治疗?这些治疗疗效如歌?

计划进行哪些治疗(如果有)?

放射治疗的预期目标是什么——主要治疗还是辅助治疗?根治性的还是姑息性的?

患者之前是否接受过任何放射治疗?如果有,处理的是哪个部位?持续时间是多少——最好可以知道治疗剂量是多少?哪个机构进行了治疗?多久前完成治疗?

患者是否有任何其他癌症诊断?如果有,这些情况是如何治疗的?

患者的整体医疗状况如何?

患者有哪些并发症?

患者是否有任何可能因辐射而恶化的病史,例如 CREST 综合征、皮肤纤维化、红斑狼疮或硬皮病?

患者对放射治疗的期望是什么?

 

 

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  2. [GetPortalCommentsPageByObjectIdResponse(id=1928589, encodeId=298219285896b, content=<a href='/topic/show?id=54495e39233' target=_blank style='color:#2F92EE;'>#放射疗法#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=32, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=57392, encryptionId=54495e39233, topicName=放射疗法)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=8fc0211, createdName=doctor-chen9582, createdTime=Sun Jul 24 00:37:28 CST 2022, time=2022-07-24, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1336852, encodeId=e787133685291, content=<a href='/topic/show?id=554d94e13ae' target=_blank style='color:#2F92EE;'>#适应症#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=39, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=94713, encryptionId=554d94e13ae, topicName=适应症)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=3dd32500118, createdName=644982816_68283321, createdTime=Wed Sep 01 07:37:28 CST 2021, time=2021-09-01, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1012959, encodeId=dfd7101295990, content=好, beContent=null, objectType=article, channel=null, level=null, likeNumber=51, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20210830/1b78d61bf1164c5fb7d2adc95ea3502f/c3fd00bf5162442c86c07627abc5587d.jpg, createdBy=a0555557408, createdName=医学彭于晏, createdTime=Mon Aug 30 19:21:04 CST 2021, time=2021-08-30, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1012934, encodeId=d42110129349e, content=很实用, beContent=null, objectType=article, channel=null, level=null, likeNumber=48, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=8d565580102, createdName=ms2000000796881719, createdTime=Mon Aug 30 18:06:06 CST 2021, time=2021-08-30, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1012922, encodeId=7232101292259, content=my god, beContent=null, objectType=article, channel=null, level=null, likeNumber=0, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20210830/1f8e467fb02f437cbd68cbdb8e872efb/0de1cf08ea9d4c958fc201ee0a865c01.jpg, createdBy=fa012392895, createdName=123396ffm86暂无昵称, createdTime=Mon Aug 30 17:01:49 CST 2021, time=2021-08-30, status=1, ipAttribution=)]
  3. [GetPortalCommentsPageByObjectIdResponse(id=1928589, encodeId=298219285896b, content=<a href='/topic/show?id=54495e39233' target=_blank style='color:#2F92EE;'>#放射疗法#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=32, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=57392, encryptionId=54495e39233, topicName=放射疗法)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=8fc0211, createdName=doctor-chen9582, createdTime=Sun Jul 24 00:37:28 CST 2022, time=2022-07-24, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1336852, encodeId=e787133685291, content=<a href='/topic/show?id=554d94e13ae' target=_blank style='color:#2F92EE;'>#适应症#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=39, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=94713, encryptionId=554d94e13ae, topicName=适应症)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=3dd32500118, createdName=644982816_68283321, createdTime=Wed Sep 01 07:37:28 CST 2021, time=2021-09-01, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1012959, encodeId=dfd7101295990, content=好, beContent=null, objectType=article, channel=null, level=null, likeNumber=51, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20210830/1b78d61bf1164c5fb7d2adc95ea3502f/c3fd00bf5162442c86c07627abc5587d.jpg, createdBy=a0555557408, createdName=医学彭于晏, createdTime=Mon Aug 30 19:21:04 CST 2021, time=2021-08-30, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1012934, encodeId=d42110129349e, content=很实用, beContent=null, objectType=article, channel=null, level=null, likeNumber=48, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=8d565580102, createdName=ms2000000796881719, createdTime=Mon Aug 30 18:06:06 CST 2021, time=2021-08-30, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1012922, encodeId=7232101292259, content=my god, beContent=null, objectType=article, channel=null, level=null, likeNumber=0, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20210830/1f8e467fb02f437cbd68cbdb8e872efb/0de1cf08ea9d4c958fc201ee0a865c01.jpg, createdBy=fa012392895, createdName=123396ffm86暂无昵称, createdTime=Mon Aug 30 17:01:49 CST 2021, time=2021-08-30, status=1, ipAttribution=)]
    2021-08-30 医学彭于晏

    0

  4. [GetPortalCommentsPageByObjectIdResponse(id=1928589, encodeId=298219285896b, content=<a href='/topic/show?id=54495e39233' target=_blank style='color:#2F92EE;'>#放射疗法#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=32, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=57392, encryptionId=54495e39233, topicName=放射疗法)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=8fc0211, createdName=doctor-chen9582, createdTime=Sun Jul 24 00:37:28 CST 2022, time=2022-07-24, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1336852, encodeId=e787133685291, content=<a href='/topic/show?id=554d94e13ae' target=_blank style='color:#2F92EE;'>#适应症#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=39, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=94713, encryptionId=554d94e13ae, topicName=适应症)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=3dd32500118, createdName=644982816_68283321, createdTime=Wed Sep 01 07:37:28 CST 2021, time=2021-09-01, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1012959, encodeId=dfd7101295990, content=好, beContent=null, objectType=article, channel=null, level=null, likeNumber=51, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20210830/1b78d61bf1164c5fb7d2adc95ea3502f/c3fd00bf5162442c86c07627abc5587d.jpg, createdBy=a0555557408, createdName=医学彭于晏, createdTime=Mon Aug 30 19:21:04 CST 2021, time=2021-08-30, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1012934, encodeId=d42110129349e, content=很实用, beContent=null, objectType=article, channel=null, level=null, likeNumber=48, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=8d565580102, createdName=ms2000000796881719, createdTime=Mon Aug 30 18:06:06 CST 2021, time=2021-08-30, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1012922, encodeId=7232101292259, content=my god, beContent=null, objectType=article, channel=null, level=null, likeNumber=0, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20210830/1f8e467fb02f437cbd68cbdb8e872efb/0de1cf08ea9d4c958fc201ee0a865c01.jpg, createdBy=fa012392895, createdName=123396ffm86暂无昵称, createdTime=Mon Aug 30 17:01:49 CST 2021, time=2021-08-30, status=1, ipAttribution=)]
    2021-08-30 ms2000000796881719

    很实用

    0

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    2021-08-30 123396ffm86暂无昵称

    my god

    0