Posterior intermalleolar ligament of the ankle: normal anatomy and MR imaging features.

摘要: The purposes of this study were to delineate the normal anatomy and MR imaging features posterior intermalleolar ligament--a ligamentous variant portion ankle--and identify anatomic characteristics that may account for role ligament in development impingement syndrome.The prevalence, size, shape documented 36 cadaveric ankles 97 studies ankle patients with without symptoms.The was identified 20 (56%) feet. It 1-8 mm wide, its diameter (anterior posterior) 5-8 mm. often resembled a meniscus, one case anterior lip herniated into joint. detected 18 (19%) ankle. visualized on coronal T1- or T2-weighted images as distinct, hypointense band traversing between tal...