The exact etiology of osteochondritis dissecans is uncertain and controversial, with the majority of cases thought to be the result of trauma 4. In up to 40% of cases, patients give a history of trauma as the inciting event 3. Other postulated causes include 4: 1. osteonecrosis 2. fat emboli 3. microtrauma 4. familial … See more Onset is between childhood and young adulthood, with the majority of patients being between 10 and 40 years of age. There is a male to female ratio of ~2:1 3. 1. repetitive throwing / valgus stress and gymnastics / weight … See more Symptoms are variable and range from asymptomatic to significant pain and locking (suggesting loose body formation). Joint effusions and … See more Spontaneous healing is usual unless there is an unstable fragment, and treatment revolves around rest and immobilization for up to a year 5. When the fragment is unstable or displaced, without treatment patients are … See more Plain radiographs should be the first step in the evaluation of knee pain, however, unless advanced changes are present and/or a meticulous technique is employed, early … See more WebJ Am Coll Radiol. 2024 Oct 17. Chong A, Smitaman E, Kagetsu NJ, Kamath A. PMID: 33080183. Assessment of mechanical properties of articular cartilage with quantitative three-dimensional ultrashort echo time (UTE) cones magnetic resonance imaging. J Biomech. 2024 Oct 24; 113:110085.
Osteochondral Lesions of the Talus - Foot & Ankle - Orthobullets
WebAug 8, 2024 · First described in 1888 by the German surgeon Franz König,[1] osteochondritis dissecans (OCD), also known as an osteochondral lesion, is not a fully understood process, though it is … WebOsteochondral Lesions of the Talus are focal injuries to the talar dome with variable involvement of the subchondral bone and cartilage which may be caused by a traumatic event or repetitive microtrauma. Diagnosis can be made with plain ankle radiographs. penny board clearance
Nomenclature of Subchondral Nonneoplastic Bone Lesions
WebAn osteochondral lesion of the talus (OLT) is an area of abnormal, damaged cartilage and bone on the top of the talus bone (the lower bone of the ankle joint). This condition is … WebAug 1, 2008 · Purpose: To retrospectively compare the sensitivity and specificity of previously described magnetic resonance (MR) imaging criteria for the detection of … WebOsteochondritis dissecans of the talus is a particular form of osteochondral lesions of the talus. A trauma with subsequent osteochondral defect detected immediately by … penny board company