查询词典 etiological

The shortest time to operation was 8 months;the longest time was 56 months,averaging 24 months. The high risk factors of HJD included bad acetabular ecstrophy angle,and anteversion angle.The etiological factor and tendency of dislocation in operation are also risk factors.

结果：平均随访24个月(8~ 56个月)，分析其中期疗效，髋臼外翻角和前倾角的异常是造成人工全髋关节置换术后脱位的高危因素，术前病因、术中脱位倾向是危险因素。

The hypoplasia or aplasia of root cementum was thought to be the prime etiological factor in the early loss of primary teeth.

认为牙根牙骨质形成不全或发育不良是该病患儿乳牙过早脱落的根本原因。

Objective To investigate the etiology of elderly patients with atelectasis and the significance of bronchofibroscope in etiological diagnosis.

目的 探讨老年肺不张的病因及纤支镜检查在明确病因诊断中的作用。

Literature Research The etiological factors of POF are not still clear. The changes of sites and numbers in X chromatosome, X; autosome translocations, a forkhead transcription factor gene (FOXL2) mutations, FRAXA premutations and inhibits gene mutations are found in POF patients, so genetic disorders have been thought to be involved. Irradiation, chemotherapy or pelvic operations can damage ovaries and cause ovarian atrophy and failure, so it is thought one factor of POF.

一、文献研究 POF的确切病因目前尚不清楚，从POF患者体内检测到X染色体上位点和数目的变化，X染色体与常染色体间的平衡易位，脆性X基因前突变，FOXL2基因突变，抑制素基因突变等，故认为POF发生与遗传因素有关；由于放射、化疗或盆腔手术等可损伤卵巢，导致卵巢萎缩，出现卵巢衰竭，故也是导致POF的因素之一。

Objective To understand the etiological and clinical characteristics of bronchiolitis caused by respiratory syncytial virus subgroups.

目的了解呼吸道合胞病毒的亚型感染情况及其所致毛细支气管炎的临床特征。

It is also one of the main etiological factors of bronchopulmonary dysplasia. Present researches show that extracellular matrix metabolism disturbance participates in pathophysiological process of acute and chronic lung injury.

目前认为，细胞外基质代谢紊乱参与了急、慢性肺损伤的病理生理过程，作为降解ECM成份最重要的基质金属蛋白酶及其组织抑制因子在这个过程中可能发挥了重要的作用。

Objective To discuss etiological factors and treatment of cavernous transformation of portal vein.

目的 探讨门静脉海绵样变性的病因和治疗。

Bronchial asthma is a disease that it? s behavior is reciprocity emphraxis in bronchial and it? s etiological factor is allergen or non-llergen which exists in or out.

支气管哮喘是由于外在或内在过敏原或非过敏原等因素，致使以支气管发生可逆性阻塞为特点的疾病。

For lack of direct quantitative diagnostic methods to evaluate the function of SO and unavailable objective standards judging whether to remove or to keep SO, more importance has been attached to anatomy, pathological characteristics of SO, and the development of appropriate means for the diagnosis and treatment of SO dysfunction. Little was known about the physiology, regulation mechanism and pathology of SO, neurobiological enervation and etiological mechanism of SOD.

由于目前临床上对SO运动功能障碍缺乏直接、量化的诊断方法和有效的治疗手段，对于保留或废除SO也缺乏客观的指标，因而对于SO的结构功能、病变特点、发病机制和诊断治疗方法的研究越来越得到重视。

Methods:Twenty-four patients with CTD during the corticosteroid therapy suspected of pulmonary infections according to the clinical manifestations and X-ray features were enrolled into the study of etiological sampling via FB randomly and prospectively.Etiological diagnosis via common expectorated sputum from 20 of them was designed as self control group.

对确诊为结缔组织疾病且应用糖皮质激素治疗，临床症状及胸部X线表现拟诊为肺部感染24例，采用随机前瞻性的经FB病原学采样研究，同时对其中的20例行普通咳痰病原学采样诊断的对比观察。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。