First of all, only cats who ingest tissue cysts acquire infection.

首先，只有使用了组织包囊的猫才会被感染。

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These are then picked up by rats and mice (and also by other mammal species, including humans), where they form cysts in brain, liver and muscle tissue.

接着，鼠科动物与其他的哺乳动物类(包括人类)拾起它们的粪便，弓形虫便在他们的大脑、肝脏和肌肉组织内形成包囊。

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Variability in ct contrast enhancement among individual cysts may reflect squamous metaplasia in the wall or a peripherally displaced rim of pituitary tissue.

增强扫描变化较大，个别囊肿囊壁可以出现鳞状上皮化生或者周边被移位的垂体组织所环绕。

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Called pseudocysts, these noncancerous (benign) pockets of fluids are lined with scar or inflammatory tissue, not the type of cells found in true cysts.

CNN: Pancreatic cysts

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.

CNN: What are the potential problems with ovarian cysts?