它对神经系统的影响包括虚弱、麻痹和手脚的略微刺痛感。
Its effects on the nervous system include weakness, paralysis, and tingling in the hands and feet.
人们能毫无症状地携带血吸虫，但是在严重的情况下，他们会出现发烧、虚弱、脾脏和肝脏肿大、以及中枢神经系统问题。
People can carry Schistosoma worms without symptoms, but in severe cases fever, fatigue, enlargement of the spleen and liver and central nervous system problems can occur.
这些问题在男孩子当中更加普遍，尤其是那些在婴儿时期遭受了神经组织损伤，或者身体虚弱到需要通过供氧来维持生命的男孩子们。
These problems were more common among males, those with injured nerve tissue in the brain and those who had been given oxygen supplies for days as a baby.
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