癌症是以异常细胞生长为特征的众多疾病的统称，这些异常细胞会失控地分裂，并能浸润和毁坏正常身体组织。癌症通常可以扩散到全身各处。
在正常细胞生长期间经常会发生基因突变。但细胞含有一种可识别何时发生错误并修复错误的机制。有时会漏掉某种错误。这种情况可能导致细胞癌变。
The enhanced knowledge of molecular biology and mobile biology because of cancer study has brought about new treatments for cancer considering the fact that US President Richard Nixon declared the "War on Cancer" in 1971.
主要原理是使用高專一性的單株抗體直接結合到腫瘤細胞特有的蛋白質或是細胞激素，影響腫瘤細胞的生長、引起免疫系統反應或是其他功能。已經發展的藥物有針對乳癌的曲妥珠单抗和針對白血病的吉妥单抗在臨床使用。
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您可以通过改变这些习惯来降低患癌风险，尽管有些习惯比其他习惯更难改变。
放射治療可用來治療發生在各個部位的固态瘤，包括腦、乳房、子宮頸、咽喉、肺、胰、前列腺、皮膚、胃、子宮或軟組織的肉瘤，治療白血病和淋巴瘤有時也會使用輻射。放射治療所使用的輻射劑量取決於多項因素，例如癌症種類以及是否有可能破壞週遭組織和器官。如同其他的治療方式，放射治療仍然有其副作用存在。
This relies upon the blamers' belief that the earth is essentially just and so any harmful disease, like cancer, has to be a kind of punishment for negative selections, simply because in a very just entire world, undesirable items would not take place to great people today.[246]
College of Florida Most cancers Hospital Mainly because cancer is a category of ailments,[seven][257] it can be not likely that there will at any time be only one "remedy for cancer" any a lot more than there will be one cure for all infectious disorders.
因p53突變而引起的李佛美尼症候群，會產生多種腫瘤，包含骨肉瘤、乳癌、軟組織肉瘤、腦瘤。
Palliative treatment may very well be bewildered with hospice and as a consequence only indicated when folks method close of existence. Like hospice care, palliative care tries to help the affected person cope with their instant wants and to boost convenience.
Just one notion about why people with cancer are blamed or stigmatized, called the just-environment fallacy, is always that blaming cancer to the affected individual's steps or attitudes will allow the 癌症 blamers to regain a way of Manage.
戒烟。如果您抽烟，请戒烟。如果您不吸烟，请勿开始抽烟。抽烟与多种癌症有关，而不仅仅是肺癌。立即停止吸烟会降低您将来患癌症的风险。
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