tendinous sheath of flexor digitorum longus muscle (of foot)
tendinous sheath of flex·or di·gi·to·rum lon·gus mus·cle (of foot)[TA]
the tibial tarsal synovial tendon sheath that envelops the flexor digitorum longus tendons as they pass into the foot deep to the flexor retinaculum.
Synonym(s): vagina tendinum musculi flexoris digitorum (pedis) longi [TA]
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