调查发现一人具有症状（发热）。
The investigation identified one person as symptomatic (fever).
潜在的血管病通常没有症状。
Often, there are no symptoms of the underlying disease of the blood vessels.
通常无需治疗，除非患者有症状。
Treatment is usually unnecessary unless the patient is symptomatic.
手术后不久，病人的所有症状消失了。
Soon after the operation all of the patient's symptoms disappeared.
截至目前，尚未发现其它有症状的接触者。
不过，有些妇女有很少或根本没有症状。
女性：很多人没有症状。
当你第一次有症状的时候，你以为可能是什么？
When you first had (symptom), what did you think it might be?
如果你使用这种药物，你的所有症状将会消失。
If you take this medicine, all your symptoms will fall away.
该病缺乏特有症状。
这是很重要的就医注意，如果您的宝宝有症状性结膜炎。
It is important to seek medical attention if your baby has the symptoms of conjunctivitis.
艾滋病病毒感染者一般没有症状，可以照常工作、学习。
HIV-infected people generally do not have symptoms, as usual can work, study.
对于这些疾病早期很少或没有症状，并且无有效的筛查试验。
There are few or no symptoms early in the disease and no effective screening tests.
因此现在被认为没有症状的人也许并不象他们看起来的那样完全没有症状。
So people now thought symptomless may not be quite as symptomless as they seem.
在小腿没有症状时亦可作直腿抬高试验，如使受累小腿产生坐骨神经痛，则为阳性。
Thee straight leg-raising test can also be performed on the leg without symptoms.
在小腿没有症状时亦可作直腿抬高试验，如使受累小腿产生坐骨神经痛，则为阳性。
Thee straight leg-raising test can also be performed on the leg without symptoms.
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