11) Isolated PAIS due to an os trigonum
or hypertrophic posterior process of the talus in dancers is surgically approached laterally.
4,6,16) Examples of structures that can be compressed and can cause the development of symptoms are: an os trigonum
(17), a prominent posterolateral process of the talus (4), an enlarged posterior process of the calcaneus (7), the posterior intermalleolar ligament (18), soft-tissue impingement (19), anomalous muscles (20), loose bodies, fractures of the ossicle or talar process, calcified inflammatory tissue, a low-lying flexor hallucis longus muscle belly and thickening of the capsule (7,8).
Talus und das os trigonum
bardelebens beim Menschen.
sendromunun nadir goruldugu vurgulanmakla birlikte bu konuyla ilgili yeterli epidemiyolojik veriler bulunmamaktadir.
4) When the os trigonum
is the cause, the condition is known as os trigonum
6) However, impressed by the endoscopic overview of the hindfoot pathology and the resulting insights into the intimate relationship between the os trigonum
and the FHL tendon, and after extensive training, the endoscopic approach was adopted as standard treatment in our clinic in 2002.
The os trigonum
is corticated and articulates with the lateral talar tubercle through a synchondrosis.
Howse in 1972 was the first author to describe os trigonum
syndrome in dancers and the result of surgical treatment: "excision of the extra bone relieves the symptoms.
37) Posterior tibiotalar impingement syndrome (PTTIS) can occur in the presence of an os trigonum
(Figure 20), a prominent stieda process, or hypertrophy of the transverse ligament (the inferior portion of the PTFL).
Endoscopic excision of symptomatic os trigonum
in professional dancers.
It occurs in 8 to 10 percent of the general population, with a 50 percent chance of it occurring in both ankles if you already have one os trigonum
Previous studies have compared the outcomes after open and endoscopic excision of an os trigonum
in patients of mixed professions.