pannus

noun
pan·​nus | \ ˈpan-əs How to pronounce pannus (audio) \
plural panni\ ˈpan-​ˌī How to pronounce pannus (audio) \

Medical Definition of pannus

1 : a vascular tissue causing a superficial opacity of the cornea and occurring especially in trachoma
2 : a sheet of inflammatory granulation tissue that spreads from the synovial membrane and invades the joint in rheumatoid arthritis ultimately leading to fibrous ankylosis

Learn More about pannus

Cite this Entry

“Pannus.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/pannus. Accessed 15 Jun. 2021.

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