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the inner and larger of the two bones of the lower leg; it articulates with the femur and head of the fibula above and with the talus below. See appendix 3-3 and see color plates.
tibia val´ga a bowing of the leg in which the angulation is away from the midline of the body.
tibia va´ra medial angulation of the tibia in the metaphyseal region, due to a growth disturbance of the medial aspect of the proximal tibial epiphysis; there are both infantile and adolescent types. Called also Blount's disease.