无症状

Most arachnoid cysts are asymptomatic; however, they can become symptomatic due to cyst enlargement or hemorrhage within the cyst.

大多数蛛网膜囊肿是无症状的，但是但囊肿扩大或囊内出血是可以出现症状。

To diagnose pre-symptomatic patient and detect potential carrier by WD gene diagnosis based on gene mutation high frequency spot screening.

通过突变热点检测进行WD基因诊断和早期诊断，筛查症状前患者和无症状的致病基因携带者。

Results The average age of morbidity was 44 years old and the mean disease course of hamartoma was 13 months. 21 cases without symptoms were determinated by chance and 18 cases with some extent of cough,expectoration, fever, chest distress, and short of breath. The hamartomas of 21 cases were in right lung, 18 in the left.

结果 本组病例的平均发病年龄为44岁，平均病程13个月。21例无症状，体检时偶然发现。18例有症状者有不同程度的咳嗽、咳痰、发热、胸闷、气短。21例病灶位于右肺，18例位于左肺。

We have established a nomogram for predicted exercise capacity on the basis of age that is predictive of urvival among both asymptomatic and symptomatic women.

已经建立了一个基于年龄的运动能力预测值的列线图，对于无症状和有症状女性的生存率均具有预测价值。

The folklore about toilet seats and other kinds of nonsexual acquisition originated before we knew that HSV could be transmitted when a person had no symptoms, and before we knew that people could catch herpes then show no symptoms for a long time.

按：这种误解在国内很普遍，很多国内网站都认为生殖器疱疹可以通过性行为以外其他方式感染，是因为他们不清楚HSV可以无症状排毒，可以被感染后相当长的时期内没有症状，因此不能找到传染的原因，只能怀疑是通过其他方式传染。

The primary efficacy end point was the incidence of asymptomatic deep-ein thrombosis determined by bilateral enography, objectiely confirmed symptomatic deep-ein thrombosis or pulmonary embolism, and death from all causes during treatment.

观察的初始效果及最终指标包括：通过双侧静脉造影发现的无症状的深部静脉血栓形成，有症状客观存在的深部静脉血栓或肺栓塞及由于各种原因在治疗过程中死亡数等。

There were 613 breaks of ischemia symptomless in which 504 broke while at rest or sleeping, lasting for 3～5min and 88 breaks were symptomatic in which 53 broke while at rest and 25 broke in daily activities, lasting for 1～3 min and there were significant changes of ischemia on DCG and the ST segment descent for 0.1～0.3 mV.

结果：138例患者24h监测发现在所有ST段下移1mm以上的缺血发作701次，无症状发作613次，其中休息和睡眠时发作504次，持续时间为3～5min；有症状发作88次，其中休息和睡眠53次，日常活动时 25次，持续时间为 1～3 min，DCG检测中有明显的心肌缺血表现，ST段降低幅度0.1～0.3mV。

Results: Thirty-seven of the 48 patients were symptomatic and 11 were asymptomatic.

结果：总共48个患者中，37例为症状性MCA闭塞，11例为无症状性闭塞。

Objective To assess cerebral vasoreactivity in patients with symptomatic and asymptomatic middle cerebral artery atherostenosis and to understand the relationship of cerebrovascular autoregulation and ischemic stroke.

目的研究有症状及无症状大脑中动脉粥样硬化性狭窄患者的脑血管运动反应性，探讨脑血管自动调节能力对缺血性卒中的预警作用。

The main clinical symptoms of endometriosis included dysmenorrheal, abnormal menstruation, irregular colporrhagia, chronic ache of pelvic cavity, sterility, some patients had no symptom.

痛经、月经异常或不规则阴道流血、慢性盆腔痛及不孕是子宫内膜异位症患者的主要症状，有部分患者无症状。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。