定性准确

CT定位定性准确率高于B超。

CT had higher locational and qualitative rate than B-mode Ultra-sound .

CT图象各有其特征性表现，定性准确率86.67%。

CT findings were different with the diseases . The diagnostic accordance rate was 86.67 % .

结论肾上腺肿瘤影像学检查B超可作为筛选手段，CT、MRI定位准确率高，定性准确率MRI略高于CT。

B ultrasonography can be used as a screening procedure . CT and MRI are high in accurate localization rate .

MRI对输尿管病变诊断的定位准确率为100%，定性准确率为94.7%。

Localization accuracy rates of 100 % and specificity of 94.7 % were achieved for MRI in the diagnosis of ureteral diseases .

结果：61例CT检查均发现异常，包括眶内及球内异物，眶骨骨折，眶内软组织伤，眼球伤和复合性损伤等，CT定位定性准确率100%。

Results All patients can be detected abnormal with CT , including intraocular foreign body , orbital fracture , soft tissue injury , eyeball injury and combined injury in the eye .

结果B超、CT、MRI定位准确率分别为84.6%、90.6%、98.1%，术前定性准确率为39.2%、69.6%、79.6%。

Results The accurate localization rate of the tumors was 84.6 % for B ultrasonography , 90.6 % for CT , 98.1 % for MRI and the accurate qualitative diagnosis rate 39.2 % , 69.6 % and 79.6 % respectively .

结果：肾动脉造影对肾肿瘤的定位准确率为95%（P0.05），定性准确率为80%（P0.01），并发症少。

Results : The accurate rate of renal arteriography was 95 % on the localization ( P0.05 ) . Its qualitative accurate rate was 80 % ( P0.01 ) . The complications were few .

结论T1WI+FS、T2WI+FS、GDDTPA动态增强扫描和MRCP成像技术对胰腺肿块的定位、定性准确率较高，联合运用MRI多种成像技术是鉴别诊断胰腺肿块的理想方法。

Conclusion T_1WI + FS , T_2WI + FS , dynamic contrast of Gd-DTPA and MRCP examinations have a high accuracy for the location and the qualitative of pancreatic mass , which are ideal differential modalities between pancreatic cancer and inflammatory pancreatic mass .

结果16例N-CTC中15例完成，均正确识别梗阻的部位，结合ASI定性准确率为80%（12/15）。

Results N-CTC in 15 of 16 cases with high obstruction were successfully completed . The localizing accuracy and qualitative accuracy were 100 % and 80 % ( 12 / 15 ) respectively .

结果：MRCP能清晰显示胰胆管的解剖结构，能较好显示胰胆管疾病的病变部位，对梗阻性黄疸梗阻程度和定位诊断准确率100%，恶性梗阻性黄疸的定性准确率94.7%。

Results MRCP can exhibit the structure of pancreaticobiliary duct and the site of the diseased duct . The accuracy of MRCP in diagnosis of the degree and location of obstructive jaundice was 100 % , the qualitative diagnosis of malignant obstructive jaundice was 94.7 % .

结果：MRCP能清楚显示胰胆管形态，其良、恶性病变具有一定特征性表现，定位准确率100%（56/56），定性准确率93%（52/56）。

Results : The malignant or benign lesions of pancreaticobiliary duct may be shown characteristic appearances in MRCP . The accuracy of MRCP for evaluating the site and the causes of these diseases were 100 % ( 56 / 56 ) and 93 % ( 52 / 56 ) respectively .

结论腹膜后良性周围神经源性肿瘤超声诊断有一定特异性，定性准确率高。

Conclusion The ulstrasonograhic features of retroperitoneal benign periphery nerve tumors have some characteristic and ulstrasonograhic accuracy was high .

此法操作简便、快速、定性准确。此法操作简便，收率高于前者。

The operation is easy , quick and accurate . This method is convenient , simple and gives good yield .

化合物鉴别定性准确可靠，能获取原油烃组成的详细特征。

With this facility , it is possible to obtain accurate compound identifying and detailed feature of oil sample 's hydrocarbon composition .

第九条学校对学生的处分，应当做到程序正当、证据充分、依据明确、定性准确、处分适当。

University authorities implement disciplinary regulations on the basis of justified procedure , valid and sufficient evidence , accurate evaluation and appropriate punishment .

第二章，研究了用气相色谱&质谱法测定玉米中四种常用的三嗪类除草剂的残留方法，方法快速，灵敏度高，定性准确。

In the second chapter , a simple , rapid , efficient method was described for thedetermination of residues of four triazine herbicide in cereals .

[结果]FNAC对猫抓病的定性准确率为94%，其细胞病理学特点主要表现为肉芽肿并脓肿样改变。

[ Results ] The diagnostic accuracy of FNAC for cat scratch disease was 94 % . The major cytological features of CSD were granuloma associated with abscess-like change .

〔结果〕用质谱对各种阿片生物碱定性准确，用可待因作为检出指标灵敏度高，检出限低（1mg/kg）。

〔 Results 〕 Identification of the alkaloids using mass spectrum is reliable . The limit of detection is low ( 1mg / kg ), using codeine as target compound .

14例患者手术摘除异物18枚，重建图像与术中结果对照定位准确率100%，定性准确率85.7%。

14 patients were operated and extirpated 18 foreign bodies . Compared with surgical findings , the orientative accuracy of reconstruction imaging was 100 % , qualitative accuracy was 85.7 % .

颈内动脉海绵窦瘘1例，占1.56%。结论数字减影脑血管造影其定位、定性准确率高、图像清晰，在神经介入诊断和治疗中具有重要的临床价值。

Conclusion DSA has high accuracy in the localized and qualitative diagnosis of cerebrovascular diseases and its images are clear so that it has important value for performing neuro-interventional diagnosis and therapy .

首先，从刑法规范出发对犯罪数额与量刑的关系阐述，指出本案在定性准确的前提下却作出了量刑畸重的判决。

First of all , from the criminal law on the crime of amount and sentencing relations elaboration , points out that in the case of qualitative accurate premise has made the punishment is too severe sentence .

对北京、石家庄、郑州和济南1998年至2000年432旬的农业干旱模拟结果表明：农业干旱预警定性准确率为90.7%，定量准确率在87.5%左右；

The results of simulated agricultural drought for 432 dekads in 1998-2000 for Beijing , Shijiazhuang , Zhengzhou and Jinan show that the accuracy of agricultural drought trend prediction is 90.7 % and the accuracy of agricultural drought quantitative prediction is 87.5 % .

结论：CT既能确切显示鼻窦良、恶性肿瘤的特征，又能清晰显示肿瘤的累及范围，做到确切定性及准确定位。

Conclusions CT can accurately display the location and characteristic finding of paranasal sinus tumors .

CT对脾脏占位性病变的检出率为100%，定性诊断准确率为67%。

The detected rate and the right diagnostic rate were respectively 100 % and 67 % .

CT定性诊断准确率95.9%（47/49例）。

The rate of accuracy in qualitative diagnosis of CT was 95.5 % ( 47 / 49 cases ) .

对无钙化肿瘤辅以MRI检查可提高定性诊断准确率

While , for the tumor without calcification , MRI scan can improve the rate of accuracy on qualitative diagnosis

目的：应用多层螺旋CT（MSCT）对输尿管梗阻进行病因分析，提高定位和定性诊断准确率。

Objective : To improve the accuracy of localization and etiologic diagnosis of ureteral obstruction by MSCT .

20例小儿脑脓肿经过CT检查均获得了定位、定性的准确诊断。

Precise diagnoses in the location and quality of 20 cases of infant abscess were ob - tained by the use of CT examination .

目的探讨原发性椎管内肿瘤的MRI图象特征及其诊断价值，提高定性诊断准确率。

Objective To explore the image characteristics of the primary intraspinal tumors and the clinical value so as to improve the diagnosis .

结论MRI平扫和增强扫描对肿瘤的定位诊断准确可靠，对大部分肿瘤定性诊断准确，为诊断椎管内肿瘤的首选检查方法。

Conclusion MRI is accurate in all localization of tumors and the majority of characterization and is the most valuable and first-selected method for diagnosing intraspinal tumors .