大小周

结果单因素分析：肿瘤形状、肿瘤大小、瘤周水肿、组织学类型，手术切除程度、肿瘤部位和CT增强形态与脑膜瘤复发有明显关系，有显著性差异。

Results With univariate analysis , tumor size , tumor location , tumor shape , edema , extent of resection , pathological grade , CT enhancement showed highly significance to recurrence of meningiomas .

而心功能分级、颈静脉充盈、左房左室大小、外周静脉压和左房压两组之间无明显差别。

There were no significant differences in heart function classification , jugular vein distension , left atrium and ventricle , peripheral venous pressure and left atrial pressure between the two groups .

所有患者均行常规磁共振扫描，包括平扫及增强扫描以初步判断肿瘤位置、大小、瘤周水肿程度以及与周围结构的毗邻关系。

All patients underwent conventional MRI , including unenhanced and enhanced scans to determine the tumors ' location , size , extent of edema , adjacent relationship with the surrounding fiber structures .

与治疗前比较，子宫内膜异位病灶大小于治疗16周后下降了34%（P<0.01）。

Reduction of 34 % in endometrial foci were observed at 16 weeks after treatment ( P < 0.01 ) .

随放射工龄、工种的不同，接受的剂量大小不同，外周血象出现不同差异。低剂量X线作业人员血象的变化

The difference was associated with the dose and the exposed time . Changes on hemogram in workers exposed to low dose of X-ray

目的牙齿所受外力的性质及大小对维持牙周组织的健康及其改建起着关键性作用。

Objective The character and strength of the external force received by a tooth plays a key role in maintaining the health of the periodontal tissue and its reconstruction .