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Pronunciation: fi'bro-si'tis


  1. Inflammation of fibrous tissue.
  2. Term used to denote generalized muscle aching, soreness, or stiffness, with multiple tender foci (trigger points); of unknown etiology; was used formerly to describe the syndrome now known as fibromyalgia.

Synonym(s): muscular rheumatism

[fibro- + G. -itis, inflammation]

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© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.