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单词 Peyer's patches
释义

Peyer's patches

/ˈpʌɪəz /
plural noun Anatomy
The numerous areas of lymphoid tissue in the wall of the small intestine which are involved in the development of immunity to antigens present there.The gut-associated lymphoid tissue includes the appendix and Peyer's patches in the small intestine....
  • Regional lymph nodes form part of the secondary lymphoid tissue, which includes organized subepithelial aggregations of lymphocytes, such as Peyer's patches in the gut or bronchus associated lymphoid tissue.
  • Our patient's unusual presentation of intussusception was secondary to the mass effect caused by lymphoid hyperplasia, specifically hypertrophied Peyer's patches in the ileum caused by Y enterocolitica infection.

Origin

Mid 19th century: named after Johann K. Peyer (1653–1712), Swiss anatomist.

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更新时间:2025/3/22 15:28:56