os tibiale externum

os tibiale externum

sesamoid within posterior tibial tendon, where tendon passes the navicular
References in periodicals archive ?
The prevalence of a chronic, symptomatic os tibiale externum in our dancer-patient population is unknown, but it is our observation that in dancers this can be a severe handicap, especially in adolescence.
12,13) Type I, or os tibiale externum, occurs when an ossification center forms a sesamoid bone within the tibialis posterior tendon, near the navicular insertion.