This fluid helps protect the nerve tissue, keep it healthy, and remove waste products.

脑脊液保护着神经组织，维持着它的健康，并去除废弃产物。

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Doctors say the fluid and scar tissue are an uncommon complication resulting from the quadruple bypass surgery Mr. Clinton had just six months ago.

医生说，肺部积水和疤痕是克林顿六个月前作心脏搭桥手术所引起的并发症，在类似手术中并不常见。

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Diagnosis of RGM infection was made by culturing synovial fluid and periprosthetic tissue specimens.

RGM感染是通过培养滑膜液和人工关节周围组织标本进行诊断的。

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Doctors in 2005 operated again on Clinton to remove scar tissue and fluid that had built up after his bypass surgery.

CNN: Bill Clinton, fresh out of hospital, eager to go back to work

To confirm or rule it out, a further test is offered - either amniocentesis and chorionic villus sampling, both of which use a fine needle to take tissue or fluid from inside the womb.

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The expected course of ovarian cysts varies with a woman's age, the size of the cyst, whether there is a family history of ovarian cysts, and whether the cyst is fluid-filled, appears to be a solid mass of tissue, or has both fluid and solid components.

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