Results 51 to 60 of about 6,578 (156)

Research and Application Progress of Dual-energy CT in Prostate Lesions [PDF]

open access: yes
Prostate lesions are common in middle-aged and elderly men. Dual-energy CT (DECT) can capture projection data at high and low X-ray energies in a single scan, significantly enhancing its ability to differentiate substances compared with traditional CT ...
Luyao ZHANG   +3 more
core   +1 more source

多指标联合检测对结核性与肺癌性胸腔积液的鉴别诊断价值

open access: yesZhongguo shiyan zhenduanxue, 2018
目的评估胸腔积液中的白细胞数(WBC)、乳酸脱氢酶(LDH)、腺苷脱氨酶(ADA)、癌胚抗原(P-CEA)和血清中的铁蛋白(FRT)、糖类抗原CA50、糖类抗原CA125、癌胚抗原(S-CEA)以及全血结核感染T细胞斑点试验(TSPOT.TB)在鉴别结核性胸腔积液(tuberculous pleural effusion,TPE)与肺癌性胸腔积液(malignant pleural effusion of lung cancer,LC-MPE)中的应用价值,以期筛选最优的鉴别诊断模型 ...
李锐成   +5 more
doaj  

小扁豆凝集素结合型甲胎异质体在肝癌诊断中的意义

open access: yesZhongguo shiyan zhenduanxue, 2009
目的探讨小扁豆凝集素结合型甲胎蛋白异质体(AFP-L3)在良恶性肝病鉴别诊断的临床价值。方法应用装有耦联了小扁豆凝集素(LCA)的微量离心柱分离185例肝病患者的AFP-L3,用时间分辨荧光免疫检测血清AFP和AFP-L3含量,计算AFP-L3%。结果肝细胞癌患者的AFP-L3%明显高于其他肝病患者(χ2=29.329 ...
卓传尚, 柳丽娟, 吴秋芳
doaj  

Diagnotic Value of the Combined Determination of Telomerase Activity in Induced Sputum, Pleural Effusion and Fiberobronchoscopic Biopsy Samples in Lung Cancer [PDF]

open access: yes, 2010
Background and objective It has been proven that telomerase activation correlates with the carcinogenesis, aggressiveness and turnover of lung cancer.
Cheng ZHAO   +4 more
core  

The diagnostic value of elastography and ultrasound contrast in papillary thyroid microcarcinoma [PDF]

open access: yes
目的 评估弹性成像与超声造影(CEUS)两种检查技术对鉴别诊断甲状腺微小乳头状癌(TMC)的价值。方法  对常规超声检测出且定性困难的73例80个甲状腺微小结节进行弹性成像及CEUS检查,所有结节均经手术病理证实。比较两种检查方法的准确性。结果 80个结节中CEUS诊断正确率为85.0%(68/80),其中6例TMC误诊为良性病变,6例良性结节误诊为TMC;弹性成像5分法诊断正确率为92.5%(74/80),其中3例TMC误诊为良性结节,3例良性结节误诊为TMC。性成像诊断甲状腺微小癌的敏感性94.0%,
An, Yuan   +7 more
core   +2 more sources

胰腺实性假乳头状瘤的CT诊断要点

open access: yesZhongshan Daxue xuebao. Yixue kexue ban, 2017
【目的】探讨CT对胰腺实性假乳头状瘤(SPTP)的诊断和鉴别诊断价值。【方法】回顾性分析20例经手术病理证 实的SPTP患者CT表现,总结其CT特征。【结果】SPTP有实性及囊性结构,具有包膜,与正常胰腺组织分界清晰,常不伴有胰 管扩张;CT增强扫描动脉期肿瘤实质部分轻度强化,门静脉期及延迟期呈渐进强化。【结论】SPTP的CT表现具有相对特异 性,掌握其CT影像特点有助于对该病的早期诊断及鉴别诊断。
林少春   +4 more
doaj  

CT呈现肋骨压迹的胸膜孤立性纤维性肿瘤1例分析 [PDF]

open access: yes
Objective: To explore the clinical and radiographic characteristics, methods of diagnosis and treatment of solitary fibrous tumor of the pleura (SFTP).
He, Yong-man   +3 more
core   +2 more sources

前列腺癌的诊断研究进展

open access: yesZhongguo shiyan zhenduanxue, 2005
论述前列腺肿瘤诊断及鉴别诊断中应用的标志物,为前列腺癌的早期诊断积累经验,同时认为基因芯片技术是寻找前列腺癌更特异标志物的有效方法。
刘仲祥, 杨华
doaj  

Complete androgen insensitivity syndrome, a pedigree gene mutation analysis [PDF]

open access: yes, 2016
研究背景 雄激素不敏感综合征(AndrogenInsensitivitySyndrome,AIS),是一种常见的男性假两性畸形。是伴X连锁隐性遗传病。患者染色体核型为46,XY,但其X染色体上的雄激素受体(Androgenreceptor,AR)基因存在缺陷,可致雄激素靶器官上的AR出现缺陷,体内的雄激素不能发挥相应的作用而出现相应的临床症状。此疾病可对患者的生殖能力造成不同程度的影响,还可能引发与性发育异常相关的性心理、性行为的异常,并可能给社会和患者家庭造成难以挽回的损失 ...
杨瑞娟
core  

Clinical analysis of 1 case of solitary brain metastases misdiagnosed as cerebral infarction [PDF]

open access: yes
目的  通过报告1例误诊为脑梗死的单发性脑转移瘤患者的诊断过程,总结单发性脑转移瘤的临床、影像学特征及诊断治疗方法。方法  回顾性分析1例单发性脑转移瘤患者的诊断过程,并复习有关文献。结果  脑转移瘤常多发,单发者仅占25%,发病年龄以40~60岁多见,原发病灶以肺最常见。脑转移瘤常位于脑叶灰白质交界处,不同部位的肿瘤可出现不同的临床表现,影像学上常表现为“小病灶、大水肿”,与颅内原发肿瘤不易区分,头颅CT或 MRI增强检查并查到其他部位的原发肿瘤病灶后可确定诊断。目前主张单发性脑转移瘤应进行手术切除 ...
Guo, Da-wei   +7 more
core   +2 more sources

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