(单词翻译:单击)
Anaemia can also result from medical conditions that affect haemoglobin levels.
影响血红蛋白水平的医疗条件也可能导致贫血。
For example, sometimes parasite infections can cause anaemia.
例如，有时寄生虫感染会导致贫血。
Parasites are small organisms that live in other organisms.
寄生虫是生活在其它生物体内的小型生物。
They take nutrients from the other organism’s body.
它们从其它生物的身体中吸取营养。
A parasite living in a person takes nutrients away from the person, especially the nutrient iron.
寄生在人体内的寄生虫会吸走人体内的营养物质，尤其是铁营养素。
This can cause anaemia because the body does not have enough nutrients to work correctly.
这会导致贫血，因为身体没有足够的营养物质以供正常工作。
Chronic, continuing diseases can also cause anaemia.
慢性、持续性疾病也可能导致贫血。
Infectious diseases like HIV, malaria and tuberculosis can make a person’s body weak.
艾滋病、疟疾和肺结核等传染病会使人的身体变得虚弱。
They also take important nutrients away from the body.
它们还会带走体内的重要营养物质。
Sometimes a person will not feel like eating.
有时一个人会不想吃东西。
So, he is not taking nutrients into his body.
因此，他的身体没有吸收到营养。
Usually, treating the disease will help to treat the symptoms of anaemia.
通常情况下，治疗这种疾病会有助于治疗贫血的症状。
Some causes of anaemia are only experienced in women.
贫血的某些原因只有女性才会经历。
Every month, a healthy fertile woman loses an amount of blood in menstruation.
每个月，一名健康的育龄女性在月经期间都会流失掉部分血液。
Losing this blood is normal.
这种血液流失是正常的。
But, a woman must put more nutrients into her body to take the place of the nutrients she has lost.
但是，女性必须为身体注入更多营养，以补充她失去的营养。
Particular conditions during pregnancy can also lead to anaemia.
孕期的特殊情况也可能导致贫血。
During pregnancy, a woman’s body may not expel liquids like it should.
在怀孕期间，女性的身体可能不会像它应该的那样排出液体。
This means that there is too much liquid in the blood.
这意味着血液中会有过多液体。
And there are not enough red blood cells to transport nutrients and oxygen.
而且没有足够的红血球来运输营养和氧气。
Pregnant women may also lose too much blood during childbirth.
孕妇在分娩过程中也可能失血过多。
Losing blood leads to loss of iron.
血液流失会导致铁的流失。
If the woman does not receive treatment she may develop anaemia.
如果失血女性不接受治疗，她可能会患上贫血。
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