Peritenon (from Peri-:around, tenon:tendon) is the connective tissue sheath surrounding a tendon. Inflammation of a peritenon is called `peritendinitis` or `peritenonitis`. Although Achilles tendon has no synovial sheath, it has a peritenon instead which has the same function. ==Structure== It consists of 3 layers: parietal, visceral and mesot... Found on http://en.wikipedia.org/wiki/Peritenon
Synonym: tendon sheath of extensor carpi ulnaris muscle}. ... Origin: peri-+ G. Tenon, tendon ... (05 Mar 2000) ... Found on http://www.encyclo.co.uk/local/20973