抽烟是引起几种严重疾病的病因。
医生首先要抽血化验，以了解她的病因。
The doctors wanted blood tests first to find out what was she sick with.
在柬埔寨，疟疾长久以来一直是主要的病因和死因。
Malaria has long been a major cause of disease and death in Cambodia.
在许多国家中，氡是肺癌的第二种最重要病因。
Radon is the second most important cause of lung cancer in many countries.
如果你不制造病因，疾病不会无端侵入你的身体。
这种细菌引起胃炎，也是胃溃肠最常见的病因。
They cause gastritis, and are also the most common cause of stomach ulcers.
事实上，科学家仍没有找到乳腺癌的真正病因。
The truth is that scientists still have no idea what causes breast cancer.
这些发现可能还能够解释一些饮食性疾病的病因。
They may also help explain the cause of some eating disorders.
KF：心脏病的病因是什么？
我们在这里提供一些关于病因和治疗方法的信息，希望有所帮助。
Here's some information about causes and treatment that might help.
贫血的治疗方法取决于病因。
贫血有很多类型，每种都有不同的病因。
亦或，存在一种至今仍不为人们所知的引发心血管疾病的病因。
Or there may be an as yet unknown cause of cardiovascular pathology.
因此，可能会导致他们错过一些明显的致病因素。
As a result, they might end up missing obvious risk factors for disease.
我患有这些症状最可能的病因是什么？
酒精消费是发达国家第三大危险的致病因素。
Alcohol consumption is the third largest risk factor for disease in developed countries.
挑战：X染色体上的突变是最常见的自闭症病因。
Challenge: a mutation on the X chromosome is the most common known cause of autism.
而对病因达成一致则花费了更长的时间。
And it took longer still to reach any kind of agreement on its cause.
传统的病因理论与西方科学大相径庭。
Traditional theories of disease causation are very different to those of Western science.
最常见的病因是创伤。
更确切的病因还不清楚。
很多人宣称心理压力可能是合乎逻辑的病因。
Many claim that psychological stress could be a logical cause.
最常见的一种病因是椎间盘突出。
女人原发性闭经的病因是啥子？
《国际肝病》：英国引起肝衰竭的主要病因是什么？
Ask: what is the main cause to lead to the hepatic failure in England?
何种病因不明的晕厥发作后病人应收入院治疗?。
Who should be admitted to the hospital after an episode of syncope of unclear cause?
尽管它具有遗传性，但最根本的病因还未知。
The ultimate cause of the disease is unknown, though it is believed to be hereditary.
目的探讨眼手术后干眼症的病因，诊断和治疗。
Objective To discuss the etiology, diagnosis and treatment of dry eye after eye surgery.
一个人早年和儿童时期不良的生活经历可能是青春期抑郁症的病因。
One early and childhood bad living experience may be adolescence depression causes.
要鉴定特异的病因并不总是可能的。
Identifying the specific causative agent is not always possible.
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