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15 kwi 2024 · Os scaphoideum accessorium An accessory navicular is a large accessory ossicle that can be present adjacent to the medial side of the navicular bone. The tibialis posterior tendon often inserts with a broad attachment into the ossicle.
17 paź 2023 · There are three types of accessory navicular: Type 1 is small, round, and exists within the tibialis posterior tendon. Type 2 is larger and connects to the navicular via a cartilage bridge (called a synchondrosis). Type 3 is the most prominent and connects to the navicular via a bony bridge.
28 sie 2024 · In a study by Wynn et al. [19], among 169 adolescent patients with symptomatic Os tibiale externum, conservative measures led to complete pain relief in only 28%, partial pain reduction with tolerable clinical symptoms in 41%, and 30% were referred for surgery.
13 sie 2024 · The accessory navicular bone, also known as the os tibiale externum or os naviculare secundarium, is an anatomic variant that can be encountered on the medial side of the foot and ankle.
If nonsurgical treatment fails to relieve the symptoms of accessory navicular syndrome, surgery may be appropriate. Surgery may involve removing the accessory bone, reshaping the area and repairing the posterior tibial tendon to improve its function.
This study is to draw attention to a relatively common anatomical anomaly and its possible operative treatment in dancers. The accessory navicular, or os tibiale externum, is an accessory bone on the medial side of the navicular of the foot at the insertion of the posterior tibial tendon (PTT).
Treatment. Aside from surgery, there are a few options for handling an accessory navicular bone that has become symptomatic. This includes immobilization, icing, medicating, physical therapy, and orthotic devices. Immobilizing involves placing the foot and ankle in a cast or removable walking boot.
