癌症是一组可影响身体任何部位的多种疾病的通称。使用的其它术语为恶性肿瘤和赘生物。癌症的一个决定性特征是异常细胞快速生成，这些细胞超越其通常边界生长并可侵袭身体的临近部位和扩散到其它器官。后者被称为转移。广泛转移是癌症死亡的主要原因。
癌症的症状多样，除可引起局部压迫和阻塞等症状外，还可因浸润和转移而导致相应的临床表现，有时会出现贫血、发热、体重下降、夜汗、感染、恶病质等全身表现。
Veterinary oncology, concentrating mostly on cats and dogs, is a rising specialty in rich countries and the main kinds of human cure which include surgical procedure and radiotherapy can be available.
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。
畸胎瘤是性腺或胚胎剩件中的全能细胞发生的肿瘤，常发生于性腺，一般含有两个以上胚层的成分，结构混乱，也有良性和恶性之分。
The most common forms of most cancers vary, even so the most cancers load looks not less than as high in Animals as in human beings. Animals, normally rodents, are frequently Employed in cancer investigate and studies of organic cancers in greater animals may perhaps profit study into human most cancers.[272]
Predicting small- or long-expression survival will depend on lots of components. A very powerful would be the most cancers variety as well as the patient's age and In general overall health. Those who are frail with other health conditions have lessen survival prices than otherwise balanced people today. Centenarians are unlikely to survive for 5 years even though treatment is effective.
癌症是全球排在第二位的死亡原因。不过，随着癌症筛查、治疗和预防的改进，多种癌症的生存率有所提高。
Laser therapy uses high-depth light to take care of cancer by shrinking or destroying tumors or precancerous growths. Lasers are most commonly applied to treat superficial cancers that are on the surface area of the human body or perhaps the lining of inside organs. It truly is utilised to treat basal cell pores and skin cancer and also the very early phases of Other individuals like cervical, penile, vaginal, vulvar, and non-small cell lung most cancers. It is usually coupled with other treatment options, such as surgical procedures, chemotherapy, or radiation therapy.
Visitors to Woodland Park Zoo can check out an variety of immersive reveals and take part in special animal encounters, keeper talks, and interactive educational packages.
根治性手术：癌症局限或仅累及区域淋巴结及邻近组织，没有远处转移，手术可将它们一并切除。该术式并不能保证治愈，部分患者会复发或转移。
急症入院者应监测其心率、血氧饱和度等指标，留意其意识状态、呼吸频率等。
In The usa, most cancers is integrated being a protected problem via the Equivalent Work Chance Commission (EEOC), largely due to the prospective for cancer obtaining 癌症 discriminating outcomes on employees.[253] Discrimination inside the office could come about if an employer retains a Fake belief that an individual with most cancers is not really capable of executing a position correctly, and should question for more Ill leave than other workforce.
如果能早期发现和治疗病例，则可降低癌症死亡率。早期发现包括两个部分，即：早期诊断和筛查。