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Preoperative and operative variates were evaluated by univariate and multivariate logistic stepwise regression analysis.

1985年3月至2006年6月542例病人行二尖瓣成形手术，按手术死亡与否分成两组，进行单因素分析和多因素logistic回归分析。

The changes of pathology of hip secondary to traumata should he considered before opeation. It was a challenging work to the orthopedic surgeon and careful preoperative designing was strongly recommended.

较一般退变性骨关节炎比较其手术难度大，术前要充分考虑到创伤引起的髋臼及股骨的继发病理改变，以便在术中采取相应的措施。

Three-dimensional CT reconstruction and computer simulation can show more details of mandible structures, and provid reliable preoperative planning, it is more effective method than two-dimensional X-ray photography for Mandibular Angle Reduction

术前三维CT重建可以更全面、更客观地了解患者下颌骨个体化解剖结构的细节；计算机模拟技术能够提供数字化的手术方案；三维模拟与术后图像的比较是对手术效果最直接的评价。

It could also be helpful when looking at small body parts, like the thyroid or parathyroids, to help during preoperative planning. She said, instead of using a whole-body scanner to look at small body parts and organs, like a thyroid,"Just whip out your little camera and get very quickly-acquired, very high-resolution images of thyroids and other small parts."

观察身体的微小部分时也很有用，如甲状腺或甲状旁腺，这对於手术前的规划也很有帮助，可以不再需要使用整个身体的扫描仪观察微小的身体部分，只需放入微小的小摄影机，就可以迅速地得到解析度非常高的影像。

Preoperative TACE could induce the apoptosis of breast cancer cell and inhibit the proliferation of breast cancer cell.

术前TACE具有促进乳腺癌细胞凋亡和抑制其增殖的能力。

Methods Comparative study on preoperative and postoperative conditions of the eyesight, corneal curvature, axis oculi and reflection was conducted.

对63例水平斜视进行术前视力、角膜曲率、眼轴及眼的屈光度测量，进行术后1月、3月的视力、角膜曲率、眼轴及眼的屈光度测量，并进行对比分析。

D. One case had diabetic retinopathy and fundus oculi hemorrhage for many times; two cases showed apparent coronary atherosclerotic heart disease with preoperative cardiac ejection fraction of 52% and 50%.

d，其中1例合并糖尿病视网膜病变，多次眼底出血；2例合并明显冠状动脉粥样硬化性心脏病，移植前心脏射血分数分别为52%和50%。

Patients who had preoperative antibodies to bovine thrombin were at increased risk for complications following re-exposure during surgery.

手术前注射过牛凝血脢的病人将在未来手术中更易发生并发症。

Three-foot standing preoperative radiographs were compared with postoperative radiographic measurements.

侧弯定位和放射学分析对三个站立位术前放射片和术后片进行测量比较。

Objective To evaluate the preoperative diag nosis of benign space-occupying lesions of kidney.

目的 提高肾脏良性占位病变的术前诊断及鉴别诊断水平。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。