The zoo's perseverance to preserving wildlife and habitats is apparent in its interactive and immersive ordeals, making it a pacesetter in environmental stewardship. It's an area exactly where people can explore, understand, and connect with mother nature, giving a unforgettable journey in the animal kingdom. Woodland Park Zoo is important for Individuals keen about wildlife and conservation.
压迫：如食管癌、甲状腺癌等压迫气管，需要及时气管切开；若脑转移或脑肿瘤压迫中枢神经，需及时进行颅内减压处理等。
局部症狀：異常腫塊或腫脹（腫瘤），出血，疼痛和潰瘍。因為腫瘤壓迫周遭組織所引起的症狀，如黃疸。
Some systemic symptoms of cancer are brought on by hormones or other molecules made by the tumor, referred to as paraneoplastic syndromes.
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。
而根據癌症發展的程度，又可分為零、一、二、三、四期等，及早期與晚期，通常零到一期算是早期，但在不同癌症中每期的定義和治療方法都有所不同，確實的分期仍應參考美國癌症聯合委員會的定義。
During the fifteenth, sixteenth and 17th hundreds of years, it grew to become appropriate for Medical practitioners to dissect bodies to discover the cause of death.[229] The German professor Wilhelm Fabry thought that breast most cancers was a result of a milk clot within a mammary duct.
癌症多采用综合治疗，以外科手术、化疗、放疗相结合为主，有需要者可结合靶向治疗、生物治疗等方法，以提高预后。
放射治疗即常说的放疗，根据其治疗方式及适应证可分为根治性放疗、姑息性 放疗和联合治疗，具体内容可参考百度百科及百度药典，在此不过多介绍。但需要 注意，放疗并不一定能完全治疗癌症，且在治疗过程中会出现诸多不良反应，如 乏力、恶心、厌食、皮肤痒肿、口咽疼痛、局部毛发脱落、神经损伤、心肺功能 异常（如干咳、气喘等）、胃肠功能紊乱（如恶心、呕吐、体重下降等）等。
通过化疗有可能治愈或疗效较好，适用于绒癌、白血病、淋巴瘤、多发性骨髓瘤、胚胎性横纹肌肉瘤、睾丸癌、尤文肉瘤、神经母细胞瘤、小细胞肺癌等。
准确诊断癌症对采取适当有效的治疗措施必不可少，因为每种癌症类型都需要特定的治疗方案。治疗通常包括手术、放疗和/或全身性治疗（化疗、激素治疗、靶向生物治疗）。适当选择治疗方案既要考虑癌症又要考虑接受治疗的个体情况。在限定时间内完成治疗方案对于实现预期的治疗效果很重要。
The Dutch professor 癌症 Francois de la Boe Sylvius, a follower of Descartes, thought that all ailment was the result of chemical procedures Which acidic lymph fluid was the cause of cancer. His up to date Nicolaes Tulp thought that cancer was a poison that slowly spreads and concluded that it was contagious.[230]
Compared with cure that is certainly aimed at specifically killing most cancers cells, the key aim of palliative treatment is to improve quality of life.
Employers can also make choosing or firing decisions based upon misconceptions about most cancers disabilities, if existing. The EEOC offers interview tips for businesses, together with lists of achievable methods for assessing and accommodating staff with cancer.[253]