tuberosity of navicular bone

tu·ber·os·i·ty of na·vic·u·lar bone

[TA]
a rounded eminence on the medial surface of the navicular bone, giving attachment to a part of the tendon of the tibialis posterior muscle.
References in periodicals archive ?
Navicular drop test: while the subject was in a sitting position, with knees flexed at 90[degrees] and ankle joint in a neutral position, the tuberosity of navicular bone was marked with a non-toxic marker.