结论鳞样小汗腺导管癌是一种非常罕见的低度恶性肿瘤，局部切除后可复发，未见转移报道。
Conclusions Squamoid eccrine ductal carcinoma is an exceedingly rare low-grade malignant tumor and can recur after excision but do not metastasize.
背景与目的：肺外小细胞癌是一种少见的恶性肿瘤，有关其治疗及预后的文献报道不多。
Background and Objective: The treatment and prognosis of extrapulmonary small cell carcinoma (EPSCC), a uncommon malignant tumor, have seldom been reported.
食管癌肉瘤是肉瘤与癌两种成份共存的一种特殊类型并且十分少见的恶性肿瘤。
Carcinosarcoma of the esophagus is a rare malignant tumor composed of both carcinomatous and sarcomatous elements.
胆囊癌是指恶性肿瘤细胞(癌)在胆囊组织中形成的一种疾病。
Gallbladder cancer is a disease in which malignant (cancer) cells form in the tissues of the gallbladder.
胆囊癌是一种罕见的疾病，其恶性肿瘤(癌)细胞可以在胆囊组织中被发现。
Gallbladder cancer is a rare disease in which malignant (cancer) cells are found in the tissues of the gallbladder.
据了解，淋巴癌是原发于淋巴结或其他淋巴组织的恶性肿瘤，是一种起源于造血系统的恶性肿瘤，这种病可发生于任何年龄。
It is understood that the lymphoma is a primary node or other lymphoid tissues of malignant tumors, is a system originated in hematopoietic malignancies, the disease can occur at any age.
背景和目的：鼻咽癌是头颈部恶性肿瘤中最常见的一种，易于出现颈淋巴结和远处器官的转移。
Backround: Nasopharyngeal carcinoma (NPC) characterized with neck lymph nodes and distant organs metastasis is the most common one of tumors in head and neck.
鼻咽癌是一种亲淋巴系统转移的恶性肿瘤，颈部淋巴结转移率可高达78。
Nasopharyngeal carcinoma is a kind of malignant carcinoma which trends to lymphatic metastasis, and the cervical lymphatic metastasis rate can be as high as 78.9%.
宫颈癌、肺癌是人类常见的一种恶性肿瘤，严重威胁着人类身体的健康。
Uterine cervix cancer and lung cancer are common malignant tumors all over the world. The two both threaten the human health.
宫颈癌、肺癌是人类常见的一种恶性肿瘤，严重威胁着人类身体的健康。
Uterine cervix cancer and lung cancer are common malignant tumors all over the world. The two both threaten the human health.
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