Post-traumatic overload or acute syndrome of the os trigonum: a possible cause of posterior ankle impingement

[Posterior ankle impingement syndrome].

Posterior ankle impingement syndrome (PAIS) is a clinical syndrome characterized by posterior ankle pain which occurs in maximal forced plantar flexion of the foot. PAIS can be the result of an acute injury of the ankle, which is more often in general population, or it can be the result of the overuse syndrome, which is more often in athletes and ballet dancers. The etiology of PAIS may involve...

Os Trigonum Syndrome

The os trigonum.

In I 882 Shepherd reported three cases of fracture of the posterior process of the talus, which he had found while working in the dissecting room. In each case the fragment of hone consisted of the posterior part of the tubercle of the talus lateral to the groove for the tendon of the flexor hallucis longus, and had attached to it the posterior fasciculus of the lateral ligament of the ankle jo...

Posterior ankle impingement syndrome: A systematic four-stage approach

Posterior ankle impingement syndrome (PAIS) is a common injury in athletes engaging in repetitive plantarflexion, particularly ballet dancers and soccer players. Despite the increase in popularity of the posterior two-portal hindfoot approach, concerns with the technique remain, including; the technical difficulty, relatively steep learning curve, and difficulty performing simultaneous anterior...

Posterior ankle impingement syndrome: a diagnosis rheumatologists should not forget. Two case reports.

The ankle is a common site of painful symptoms in athletes and nonathletes. Posterior ankle pain can be the end result of several pathologies, and a diagnostic challenge for rheumatologists. The posterior ankle impingement syndrome, also known as os trigonum syndrome and posterior tibiotalar compression syndrome, is a clinical disorder characterized by acute or chronic posterior ankle pain trig...