tendinous sheath of flexor pollicis longus muscle

(redirected from radial bursa)

tendinous sheath of flex·or pol·li·cis lon·gus mus·cle

[TA]
the palmar carpal synovial tendon sheath that envelops the tendon of the flexor pollicis longus in its course through the carpal canal; it is continuous with the digital sheath of the thumb, the two generally being considered as one sheath.
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