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. Two common lesions are notable on the talus. Abbreviations: OLT, osteochondral lesion of the talus; OAT, osteochondral autologous transplantation. 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. They usually involve both the subchondral bone and the In some cases, there may also be damage to the bone itself. This condition is sometimes called an osteochondral fracture or osteochondritis dessicans. Osteochondral lesions of the talus (OTL) are among those injuries that we should not fail to recognize, especially following any type of hindfoot injury. Osteochondral lesions of the talus are injuries to the cartilage in the bone inside the ankle joint. The most common sites are the posteromedial (53%) ( Fig. 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]. Osteochondral lesion of the talus, also known as OLT, is a disorder, which consists of a section of damaged cartilage. An osteochondral lesion is an injury or small fracture of the cartilage surface of the talus. Ther We have dealt with the actual ligament injury and its repair, treatment of peroneal tendon injuries and also conservative care of ankle injuries. Osteochondral lesions of the talus are uncommon sources of ankle pain in athletes that can occur after traumatic ankle sprains.They are often found incidentally on ankle x-rays obtained for ankle sprains or to rule out ankle fractures.In patients and athletes with pain in the ankle joint from a presumed ankle sprain but with persistent symptoms, x-rays, CT scans, or MRIs can reveal the diagnosis. 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 lesions of the talus (OCLs/ OLTs), also called osteochondritis dissecans or osteochondral fractures, constitute a gamut of injuries to the articular surface of the. Isolated lesions of cartilage or subchondral bone are not considered an OCD 6.. Fig. 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. Cheng MS, Ferkel RD, Applegate GR. The talus is the 3rd most common site (after the knee and elbow) of osteochondral lesions. It is usually due to an acute trauma, such as an ankle sprain, however chronic repetitive micro trauma may also be a cause. It is also called an osteochondral defect (OCD) or osteochondral lesion of the talus (OLT). 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. Osteochondral lesions can occur in any joint. 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. It is also termed as Osteochondritis Dissecans of the talus. Osteochondral lesions (OCL) of the talus are defined as any damage involving both articular cartilage and subchondral bone of the talar dome. Osteochondral lesions of the talus are injuries to the cartilage in the bone inside the ankle joint. It is relatively prevalent and are an important cause of ankle morbidity. February 1995. Terminology. Most classification systems are based on lesion descriptions by Berndt and Harty ( 2 ): A talar dome lesion is an injury to the cartilage and underlying bone of the talus within the ankle joint. 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. “Osteo” means bone and “chondral” refers to cartilage. Talar dome lesions are usually caused by … Methods: A systematic review of the PubMed, Embase, and The Cochrane Library databases was performed according to the PRISMA guidelines based on specific eligibility criteria. A talar dome lesion is an injury to the cartilage and underlying bone of the talus within the ankle joint. 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. Osteochondral lesions or osteochondritis dessicans can occur in any joint, but are most common in the knee and ankle. 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. BACKGROUND: Autologous osteochondral transplantation (AOT) has been shown to be a viable treatment option for large osteochondral lesions of the talus. Dr. Ebraheim’s educational animated video describes Osteochondral Lesions of the Talus. This may affect healing… Osteochondral lesions of the talus (OLT) are those that affect the chondral and subchondral areas of the talus. This is referred to as an osteochondral defect (OCD) or osteochondral lesion of the talus (OLT). [] This is a broad terminology that encompasses a variety of disorders including osteochondritis dissecans, osteochondral fractures, and osteochondral defects. 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 lesions of the talus can be a cause of chronic ankle pain, which does not respond to typical treatment regimens of rest, ice, anti-inflammatory medication, immobilization, bracing, physical therapy and/or orthotic use. 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. 1 ) and anterolateral (46%) talar dome ( 1 ). Introduction. Displaced osteochondral fracture of unspecified patella, ... Dieulafoy lesion (hemorrhagic) of stomach and duodenum. 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. Tag: osteochondral lesion of the talus Autologous Microfractured and Purified Adipose Tissue for Arthroscopic Management of Osteochondral Lesions of the Talus. Osteochondral lesions of the talus present a numerically small but therapeutically significant problem to the foot surgeon. [] Although majority may be associated with trauma, some may develop insidiously. This term covers a wide spectrum of pathologies including (sub)chondral contusion, osteochondritis dissecans, osteochondral fracture and osteoarthritis resulting from longstanding disease. Such lesions are a tear or fracture in the cartilage covering one of the bones in a joint. “Osteo” means bone and “chondral” refers to cartilage. Lee KB, Bai LB, Park JG, Yoon TR. The cartilage can be torn, crushed or damaged and, in rare cases, a cyst can form in the cartilage. 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. 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