The most common sites are the posteromedial (53%) ( Fig. The cartilage can be torn, crushed or damaged and, in rare cases, a cyst can form in the cartilage. AHS ( Table 4 ) showed statistically significant improvement in all treatment groups from preoperative status to outcomes 12 months postoperatively ( P < .001), as well as continued statistically significant improvement in the OAT group from 12 months to 24 months postoperatively ( P = .03). Osteochondral lesion of the talus: A radiologic and surgical comparison. “Osteo” means bone and “chondral” refers to cartilage. This may affect healing… Osteochondral lesion of the talus (OLT) is a broad term used to describe an injury or abnormality of the talar articular cartilage and adjacent bone. When planning the treatment of osteochondral lesions of the talus, it is important to evaluate the articular cartilage to distinguish between stable and unstable lesions (1,2).Radiography cannot directly depict the cartilage surface ().Both magnetic resonance (MR) imaging and ankle arthroscopy are excellent tools commonly used to evaluate ankle cartilage (3 –5). This is referred to as an osteochondral defect (OCD) or osteochondral lesion of the talus (OLT). Osteochondral Defects of the Talus. Cheng MS, Ferkel RD, Applegate GR. On MRI, the lesion volume had been reduced and filling with repair tissue was found. Osteochondral lesions or osteochondritis dessicans can occur in any joint, but are most common in the knee and ankle. Osteochondrosis (juvenile) of talus [Diaz] Osteochondrosis (juvenile) of tarsal navicular [Köhler] ICD-10-CM Diagnosis Code S43.43. Abbreviations: OLT, osteochondral lesion of the talus; OAT, osteochondral autologous transplantation. It is also termed as Osteochondritis Dissecans of the talus. Osteochondral lesions can occur in any joint. There is also a bone on top of the talus. The diagnosis and investigation of such lesions have been greatly enhanced by modern high resolution magnetic resonance imaging capabilities, which have provided far greater detail of the pathological anatomy. An osteochondral lesion of the talus is a small fracture or lesion of the cartilage that covers the talus, which is the lowest bone of the ankle joint. Osteochondral lesions of the talus are a reasonably infrequent cause of long-standing ankle pain and stiffness and are often the result of a severe ankle sprain type injury. The following areas are most often affected by the osteochondral lesion: condyle of the femur (often seen), head of the humerus, talus and elbow capitellum. Categories Trauma And Fractures Menu Tags Arthroscopy, Muscles Tendons, Tibia and Fibula, Trauma Fractures Post navigation. Osteochondral lesion of the talus, also known as OLT, is a disorder, which consists of a section of damaged cartilage. This condition is sometimes called an osteochondral fracture or osteochondritis dessicans. Tag: osteochondral lesion of the talus Autologous Microfractured and Purified Adipose Tissue for Arthroscopic Management of Osteochondral Lesions of the Talus. Riccardo D’Ambrosi, Cristian Indino, Camilla Maccario, Luigi Manzi, Federico Giuseppe Usuelli. 6.1 Reticular bone bruising, distant from the articular surface. [] Although majority may be associated with trauma, some may develop insidiously. This is often referred to as a chip inside your ankle joint. Top arrow indicates bruising of the distal tibia and the lower red arrow indicates bruising of the talus Mechanical malalignment overloads either the medial or lateral boarders of the talus depending if there is tibial or hindfoot varus or valgus [8]. Ankle injuries are one of the most common musculoskeletal conditions. Osteochondral lesions may also involve the talar dome, most frequently the medial aspect. Lee KB, Bai LB, Park JG, Yoon TR. Most classification systems are based on lesion descriptions by Berndt and Harty ( 2 ): CONCLUSION: After AM of osteochondral lesions of the talus, 18 of 22 patients had no or mild, occasional pain at 2 years follow-up. Osteochondral injury staging system for MRI attempts to grade the stability and severity of osteochondral injury and is used to plan management.. stage I. injury limited to articular cartilage; MRI findings: subchondral edema; x-ray findings: none; stage II. Page 6 of 19 talar dome in the ankle joint. Terminology. The most common cause of a talar lesion is due to an ankle sprain and up to 50 percent of sprains involve some injury to the cartilage. A. Struijs • Johannes L. Tol • Cornelis Niek van Dijk Received: 4 June 2009/Accepted: 14 September 2009/Published online: 27 October 2009 Osteochondral lesions of the talus (OLT) are those that affect the chondral and subchondral areas of the talus. Purpose: (1) To determine the rate of return to play following autologous osteochondral transplantation (AOT) for osteochondral lesions of the talus (OLT) and (2) report subsequent rehabilitation protocols. This is often referred to as a chip inside your ankle joint. Two common lesions are notable on the talus. “Osteo” means bone and “chondral” refers to cartilage. Osteochondral lesions of the talus. Isolated lesions of cartilage or subchondral bone are not considered an OCD 6.. Osteochondral lesions of the talus (OCLs/ OLTs), also called osteochondritis dissecans or osteochondral fractures, constitute a gamut of injuries to the articular surface of the. Nonoperatively managed stage 5 osteochondral talar lesions. Dr. Ebraheim’s educational animated video describes Osteochondral Lesions of the Talus. It is also called an osteochondral defect (OCD) or osteochondral lesion of the talus (OLT). Arthroscopic Drilling for the Treatment of Osteochondral Lesions of the Talus. Osteochondral lesions of the talus (OTL) are among those injuries that we should not fail to recognize, especially following any type of hindfoot injury. In some cases, there may also be damage to the bone itself. ANKLE Treatment of osteochondral lesions of the talus: a systematic review Maartje Zengerink • Peter A. This commonly occurs after an ankle sprain where the two bones hit against each other, causing a piece of cartilage and bone to chip off inside the ankle. However, there are limited data regarding the management of large lesions in an athletic population, notably with regard to return to sport. Osteochondral lesions of the Talus (OLT) are a condition that results from a loss of blood supply to an area of bone beneath the surface of a joint. They were thoroughly described 15 years ago in a round table session organized by Doré and Rosset for the Société orthopédique de l’Ouest. Osteochondral defect is a broad term that describes the morphological change of a localized gap in the articular cartilage and subchondral bone 5.It is often used synonymously with osteochondral injury/defect and in the pediatric population. Osteochondral lesions of the talus (OTL) are among those injuries that we should not fail to recognize, especially following any type of hindfoot injury. Such lesions are a tear or fracture in the cartilage covering one of the bones in a joint. Paper presented at: Annual Meeting of Academy of Orthopaedic Surgeons, New Orleans, LA. Osteochondral lesions of the talus are injuries to the cartilage in the bone inside the ankle joint. 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