查询词典 Ct

Methods: Imaging features in 19 patients with pathologically proved cyst lumbosacral canal, were retrospectively analyzed. MRI was performed in all 19 cases, of which additional CT scan was carried out in 11 cases.

回顾性分析19例经手术病理证实的腰骶管内囊肿的影像学特征，并评价CT、MRI对该病的诊断价值，MRI检查19例，CT检查11例。

Methods: Retrospective study was conducted on the CT date and literature material of 7 cases of cystic lymphangioma mesentery.

目的：探讨肠系膜囊性淋巴管瘤的CT表现。方法：回顾性分析我院经手术病理证实的7例肠系膜囊性淋巴管瘤CT资料及文献复习。

Results:Among 98 patients at presentation,the sensitivities of FDG-PET and CT were 73% and 70%,respectively (P.01) in detecting lymphopathy,and 87% and 45%,respectively (P.01) in detecting extranodal lymphoma .

治疗后81例104处病灶，FDG-PET敏感性和特异性分别为81%和68%；CT的敏感性和特异性分别为55%和33%，FDG-PET的敏感性和特异性高于CT(P.01)。

Craniocaudal view and mediolateral oblique were conducted for each patient.If necessary,mediolateral view or spot view was operated. All cases take plain scanner and contrast-enchanced scanner with use of a helical CT (Somatom AR.SP).For a patient,a field view was chosen that field depict the whole breast,as well as the ipsilateral axillary and internal mammary chains.

SP螺旋CT机进行平扫和增强扫描，扫描范围从腋窝顶部至乳房下界。23例全部采用增强扫描，分别在注射造影剂100ml后30s、60s、90s时进行动脉相、静脉相、延迟相CT扫描，病人采用俯卧位，上胸及腹部垫高，使乳房自然下垂，双臂交叉放在头上。

As a supplement of conventional CT, CT perfusion imaging can reveal the perfusion informations of tissue or organs, such as hemodynamics, microcirculation status. It is helpful not only in finding morphologic changes, but also in providing functional and metabolizable information about the circulation parameters of hepatic diseases. So, it is valid for studying liver disorders by providing functional information, especial for the differential diagnosis and assessment for therapeutic response.

作为常规CT的一种补充，它能提供组织器官微循环状况、血流动力学变化等其它灌注参数，对肝脏病变除了能显示解剖形态学改变，还能了解血流动力学状态等反映功能、代谢变化的信息，在肝脏疾病的影像诊断与鉴别诊断等方面具有重要的作用，特别是对各种治疗方法的疗效评估及监测具有指导意义。

CT scan is an important modality in the diagnosis of Mullerian duct cyst.

结论CT扫描是诊断苗勒管囊肿的重要方法，螺旋CT三维重组技术对指导外科手术有重要价值。

Objective: To explore CT features of the vast multilocular cystic nephroma and carcinoma of kidney and their differential diagnosis.

目的：探讨巨大多房囊性肾瘤的CT特征与巨大肾癌类肿瘤的CT鉴别诊断。

Objective To study the feasibil ity and rel iabil ity of the multi-plannar reformation of multispiral CT in measuring the kyphosis angle after thoracolumbar fracture.

目的 探讨通过多层螺旋CT（multi-spiral CT，MSCT）的多平面重组（multi-plannar reformation，MPR）图像测量胸腰段骨折后凸角的可行性和可靠性。

In the demonstration of centrum rupture fracture and the centrum after skirt bone fragments, CT has the very high specificity and the sensitivity,in the diagnosis, divides, judgment jitter and the neurocanal narrow degree, CT has important diagnosis value.

CT在显示椎体爆裂型骨折及椎体后缘骨碎块上具有很高的特异性和敏感性，对诊断、分型、判断失稳及椎管狭窄程度上有重要的诊断价值。

Objective To compare the CT characteristics of nodular goiter and papillary thyroid carcinoma,so that to improve the diagnostic accuracy of thyroid nodi.

目的探讨结节性甲状腺肿与甲状腺乳头状癌的CT鉴别诊断，以提高CT影像学检查对甲状腺结节的诊断率。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。