It is marked by dermatitis, gastrointestinal disorders, and central nervous system problems.

它的症状是皮炎、胃肠紊乱和中枢神经系统问题。

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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.

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。

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The health effects of mercury poisoning include central nervous system damage, hearing loss and vision problems.

汞中毒对健康的影响包括中枢神经系统损害、听力损失和视力问题。

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Moreover, he says, the trial excluded patients at high risk for bleeding, such as those with central nervous system tumors or vascular problems.

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We've known for some time that lead is a potent neuro-toxin that can cause significant damage to a number of organs in the body, including the central nervous system, and can lead to behavioural problems in children.

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Other reported problems include skin ailments, kidney damage, hypertension, central-nervous-system disorders, insomnia and nausea.

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