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认识头颈部癌症

ID: ANH18213chis
医学动画文字记录:你或你关心的人可能被诊断出患有头颈部癌症。这段视频将帮助你了解更多关于这种癌症以及它是如何影响身体的。头颈部癌症可能会发生在一些部位:如鼻窦,是指鼻子周围充满空气的骨性腔洞;鼻腔;口腔;咽喉;喉;唾液腺,帮助消化食物的器官。覆盖在大多数这些结构上的细胞称为鳞状细胞。最常见的头颈部癌症称为鳞状细胞癌,就是起源于这些细胞。在这里,正常细胞变成了异常的癌细胞。随着时间的推移,这些细胞的生长会失去控制,形成一团一团的肿瘤。这些肿瘤可以生长和扩散,破坏健康的组织。头颈部癌症的症状因癌症的部位而异。一般来说,症状可能包括无法治愈的疼痛,无法消失的肿块,无法消失的咽喉痛,疼痛或吞咽困难,耳痛,声音嘶哑或改变,以及呼吸困难。其他健康问题也可能导致这些症状。重要的是要就医确诊。如果你患有头颈部癌症,医生会设法查明疾病的程度,以及是否已经扩散。这称为肿瘤分期。癌症的分期从0到4期不等。分期越低意味着癌症生长越少。分期越高意味着癌症生长越多。头颈部癌症的两个主要危险因素是酒精和烟草的使用,包括无烟烟草。其他危险因素包括感染某些病毒,如人类乳头瘤病毒(HPV)或EB病毒,暴露于某些特定工作场所的物质,以及过去对头部和颈部进行过放射治疗。如果你被诊断患有头颈部癌症,请继续与你的医生和癌症护理团队沟通。

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