Objective:To examine the clinicopathologic features and treatment of multiple primary neoplasms in the thyroid gland.
背景和目的：探讨病灶局限于甲状腺的多原发癌临床病理特征及治疗方式。
Primary CNS lymphoma is a rare tumor accounting for 4% of all brain neoplasms.
原发性中枢神经系统淋巴瘤是一种少见肿瘤，约占全部脑肿瘤的4%。
Methods The clinical data of 17 cases with primary retroperitoneal neoplasms were analyzed retrospectively in preoperative evaluation, operative and postoperative treatment.
方法分析总结17例原发性腹膜后肿瘤术前准备和术中、术后处理的临床资料。
Objective To discuss the value of CT and MRI in the diagnosis and differential diagnosis of primary malignant adrenal neoplasms.
目的探讨CT和MRI对原发性肾上腺恶性肿瘤的诊断及鉴别诊断价值。
ObjectiveTo summarize the clinical characteristics of primary malignant duodenal neoplasms(PMDN).
目的总结原发性十二指肠恶性肿瘤的临床特点。
Objective: to analyze the cause of misdiagnosis of primary tracheal neoplasms and to improve the diagnosis rate.
目的：分析原发性气管肿瘤的误诊原因，提高早期诊断率。
Objective to explore and compare the effects of different chemotherapy regimens on the survival of patients with primary peritoneal neoplasms.
目的比较原发性腹膜恶性肿瘤采用不同化疗方案治疗对患者生存时间的影响。
Objective To investigate the value of electron beam CT (EBCT) in diagnosing nonmyxomatous primary cardiac and pericardial neoplasms.
目的探讨原发性非黏液瘤性心脏心包肿瘤的EBCT特征，评价EBCT在心脏肿瘤诊断中的价值。
Method: the clinical data of 10 cases of primary tracheal neoplasms were analyzed to find out the cause of misdiagnosis.
方法：报告10例原发性气管肿瘤的临床资料，通过对典型病例的分析，找出误诊的原因。
The clinical data of 10 cases of primary tracheal neoplasms were analyzed to find out the cause of misdiagnosis.
报告10例原发性气管肿瘤的临床资料，通过对典型病例的分析，找出误诊的原因。
Conclusion: Light microscopy should be emphasized on pathological diagnosis of primary malignant cardiac neoplasms, clinical data and immunohistochemical technology are also helpful in this field.
结论：心脏原发性恶性肿瘤诊断应以光镜组织学观察为主，结合临床及免疫组化等特殊染色作为辅助。
Objective:To study CT manifestations of primary malignant ovarian neoplasms.
前言： 目的：探讨原发性卵巢恶性肿瘤的CT表现。
These neoplasms in general have a better prognosis than most other primary lung cancers.
总的来说，比大多数其它原发性肺癌预后要好。
Objective To investigate the clinical management strategies and prognostic factors of primary peritoneal neoplasms.
目的探讨原发性腹膜恶性肿瘤的临床治疗方案及预后相关因素。
Methods Candidates for laparoscopic anatomical resection were 5 cases of liver neoplasms including 3 of primary liver cancer, 1 of infected liver cyst and 1 of liver hemangioma.
方法经临床筛选病灶位于左半肝的病例5例，其中原发性肝癌3例、肝囊肿伴感染1例、肝血管瘤1例。
Conclusion:It is significant to be aware of the sign and symptom and must be examined by endoscope or CT, MRI for primary tracheal neoplasms.
结论 ：早期诊断原发性气管肿瘤 ，应仔细观察体征、症状 ，一旦可疑应尽早行内窥镜检查及必要的影像学检查。
Conclusion:It is significant to be aware of the sign and symptom and must be examined by endoscope or CT, MRI for primary tracheal neoplasms.
结论 ：早期诊断原发性气管肿瘤 ，应仔细观察体征、症状 ，一旦可疑应尽早行内窥镜检查及必要的影像学检查。
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