In most cases, infection causes only mild diarrhoea or no symptoms at all.
在大多数情况下，感染只造成轻度腹泻或根本没有症状。
Infection with WNV is either asymptomatic (no symptoms) in around 80% of infected people, or can lead to West Nile fever or severe West Nile disease.
西尼罗河病毒感染可以为无症状感染(没有症状)，约占受感染人群的80%，也可能导致西尼罗热或严重的西尼罗河疾病。
Staff at the WHO country office in Niger reported today that no human cases are presently under investigation for possible H5N1 infection.
世卫组织驻尼日尔办事处工作人员今天报告，目前没有关于可能感染H5N1的人间病例的调查。
That meant that if she didn't starve, she might soon lose her leg - or, more realistically in a village with no medical clinic, simply die of the infection.
也就是说，就算她不饿死，可能很快也会失去一条腿，或者因为感染而死——这在一个没有诊所的村庄更司空见惯。
No cases of H5N1 infection have been linked to the consumption of thoroughly cooked poultry and egg products.
尚无h5n1感染病例与食用经彻底烹煮的家禽和蛋制品有关。
Note: Initial infection with HIV may produce no symptoms.
注意：HIV感染早期一般不会有症状。
The Ministry of Health and Family Welfare in India has informed WHO that no human cases of H5N1 infection have been detected to date.
印度卫生和家庭福利部通报世卫组织，到目前为止，没有发现H5N1感染的人间病例。
There was almost no prior warning of infection in poultry in the eastern part of the country.
该国东部的禽类感染几乎没有事先预兆。
As of today, no new cases suggestive of H5N1 infection have been detected since 22 May.
5月22日至今天，未发现新病例提示H5N1感染。
It also means that patients needing transfusions - such as those with cancer and leukaemia - could be given perfectly matched blood, with no risk of infection.
这也意味着那些需要输血的病人，如癌症和白血病患者，可以获得极为匹配、无任何感染风险的血液。
Contacts have been followed up and have shown no symptoms at twice the incubation period for avian influenza infection.
对密切接触者进行了跟踪，在两倍于禽流感感染潜伏期期间未发现症状。
When visiting the barbers there is no risk of infection unless the skin is cut and infected blood gets into the wound.
一般来说，理发没有感染的危险，除非皮肤受伤，被感染的血液进入伤口。
Globally, the evidence demonstrates that there is no risk of infection when birds and eggs are well-cooked, as this kills the virus.
在全球，证据表明充分做熟的禽类和蛋类不会造成感染危险，因为病毒已被杀死。
There is no evidence that properly cooked poultry or poultry products can be a source of infection.
没有证据表明经妥善烹煮的家禽或家禽制品可成为感染源。
It bridges the gap between an infection that does no harm to most non-human primates and one that kills millions of people.
它填补了对大多数非人类灵长类动物无害的感染病毒与能造成数百万人死亡的感染病毒之间的空白。
Because infection with these viruses initially presents no symptoms, it is a silent epidemic.
感染这些病毒初期并没有任何症状，因而这种感染是一种沉默的流行病。
The first few weeks after initial infection, individuals may experience no symptoms or a flu-like illness including fever, headache, rash or sore throat.
在感染后最初几周可能毫无症状，或出现发热、头痛、皮疹或咽痛等流感样疾病症状。
No longer. Infection rates are now rising in parts of the country.
然而好景不长，现在感染率在这个国家的部分地区再度上升。
At this stage, there is no evidence that she transmitted the infection to any patients under her care or to colleagues at the hospital.
目前无证据表明她将感染传播给了她照护的任何患者或医院同事。
SSPE due to wild virus has been reported in persons who have been immunized with measles vaccine and have no history of symptomatic natural measles infection.
在接受麻疹免疫接种者和无天然麻疹感染史者中，野病毒引起的SSPE病例一直有报告。
Infection may result in anywhere from no to severe illness; 20-50% of those with severe illness will die of the disease.
感染的结果可从不发病直到恶性症状；20- 50%的重症患者将死于该病。
The immune system is considered deficient when it can no longer fulfill its role of fighting infection and disease.
当免疫系统不能抵抗感染和疾病时，即被认为免疫缺陷。
It is also advised that such people should avoid high-risk areas where there are no infection control measures in place.
还要建议这些人应避免未采取感染控制措施的高危地区。
No ureteral mucosa denude, tear and stenosis and no infection was found.
所有病例无尿路感染、输尿管黏膜剥脱、撕裂及狭窄等严重并发症。
Results All cases were followed up for 14.6 months. No infection, neural injury, prosthesis adjacent fracture, prosthesis looseness or dislocation was found.
结果患者术后平均随访14.6个月，均无感染、神经损伤和假体周围骨折及假体松动、脱位等并发症。
Results All of the 46 times of punctures and catheterizations were successful. No infection occurred.
结果穿刺46次、46条血管，均置管成功；导管尖端未发生感染。
Results All of the 46 times of punctures and catheterizations were successful. No infection occurred.
结果穿刺46次、46条血管，均置管成功；导管尖端未发生感染。
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