QCA

The stands of coronary atherosclerotic stenosis were determined by QCA .

冠状动脉狭窄诊断标准按QCA方法确定。

The severity of coronary artery lesions was analyzed by quantitative computer analysis system ( QCA ) and CAS was calculated .

以标准Judkins法行冠状动脉造影术，计算机定量分析系统（QCA）分析冠状动脉狭窄程度并计算CAS。

A HPLC method for determination of quinoxaline 2 carboxylic acid ( QCA ) in swine liver , kidney , and muscle had been developed .

为了监测猪食用组织中卡巴氧（carbadox）的残留，建立了检测猪肝脏、肾脏、肌肉等组织中卡巴氧的标示残留物喹喔啉-2-羧酸（Quinoxaline-2-carboxylicAcid，QCA）的高效液相色谱法。

The team used intravascular ultrasound to conduct QCA of noninfarct related arteries in149 patients originally included in two randomized trials of fibrinolytic therapy .

该研究小组对两个最初纤溶治疗随机试验的149名患者采用血管内超声对非梗死相关动脉进行QCA。

The minimum detection limit of olaquindox , carbadox and QCA residues in chicken muscle was 0.05,0.015 , 0.025 μ g / mL , respectively .

喹乙醇、卡巴多和喹恶啉-2-羧酸的最低检测限分别为0.05、0.015、0.025μg/mL。

QCA and IVUS were detected 28 days later , then swines were sacrificed and the in-stent restenosis were measured by histomorphology and PCNA index .

术后第28天行CAG和IVUS检查，并处死动物行组织形态学检查和计算PCNA指数，观察支架内再狭窄情况。

Based on 3-D reconstruction of coronary arterial tree , a method was proposed to calculate the 3-D values of diameter , length , and branch angle in 3-D quantitative coronary angiography ( QCA ) .

本文在冠状动脉树三维重建的基础上，研究了冠状动脉的三维定量分析方法，提出血管直径、分支夹角和血管段长度的三维测量方法。

The clinical follow-up was done at 1 , 3 and 6 months , and repeat angiography at 6 months . The QCA was analyzed by angiographic core lab located at Cardiovascular Research Foundation , New York , USA.

术后1、3和6个月进行临床随访，术后6个月造影随访，核心试验室（纽约心血管研究基金会）进行QCA分析。

Vessel overlapping and foreshortening in angiographic images may cause errors in quantitative coronary analysis ( QCA ) such as determination of vessel stenosis during clinic diagnosis , and can be influenced by the angiographic views .

在冠心病的临床诊断中，血管的遮盖和投影缩短会引起血管狭窄等的定量分析错误，而血管遮盖与投影缩短与造影角度的选择有关。