We present a review of the literature on classification and treatment of osteochondral defects of the talus. We report the case of an isolated Berndt and Harty grade II lesion treated with a fresh osteochondral allograft. We believe that fresh allograft osteochondral grafting of the talus is an excellent technique for symptomatic Berndt and Harty grade II or higher lesion of the talus without significant tibiotalar arthritis. In selected patients, this procedure can provide excellent functional results.
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J ISAKOS
January 2025
Department of Orthopaedic Surgery, Stanford University, Stanford, California, USA. Electronic address:
Objectives: To compare the biomechanical strength and stiffness of the native posteromedial and posterolateral meniscotibial ligament complex (MTLC) to suture anchor repair of the MTLC.
Methods: Biomechanical testing was performed on 24 fresh-frozen pediatric human knees. Four conditions were tested: native posteromedial MTLC (n=14), native posterolateral MTLC (n=14), posteromedial MTLC repair (n=5), and posterolateral MTLC repair (n=5).
Rev Bras Ortop (Sao Paulo)
December 2024
Departamento de Ortopedia e Traumatologia, Escola Paulista de Medicina, Universidade Federal de São Paulo, São Paulo, SP, Brasil.
The present study evaluated the clinical outcomes and satisfaction of patients undergoing fresh homologous osteochondral transplantation in the knee as a salvage method. We analyzed eight knees from seven male patients who underwent fresh homologous osteochondral transplantation by a single surgeon. Their follow-up period ranged from 10 months to 5 years and 5 months.
View Article and Find Full Text PDFJ Anat
December 2024
Human Anatomy Resource Centre, Education Directorate, University of Liverpool, Liverpool, UK.
Ochronotic pigmentation of connective tissue is the central pathological process in the rare metabolic disease alkaptonuria (AKU). Tissue pigmentation in AKU occurs due to unmetabolised homogentisic acid (HGA) in the circulation, caused by an enzyme deficiency in the liver. Ochronotic pigmentation, derived from HGA, has previously been reported and described in large joints obtained from arthroplasty surgeries, which typically have advanced disease.
View Article and Find Full Text PDFBMJ Case Rep
December 2024
University of Coimbra Faculty of Medicine, Coimbra, Coimbra, Portugal.
We present an elite footballer in his 20s with a large and symptomatic osteochondral lesion of the weight-bearing area of the medial femoral condyle, who was proposed for a single plug fresh osteochondral allograft transplantation. The lesion was due to repetitive micro traumas and had become highly symptomatic being responsible for making the football practice at a professional level almost impossible, reaching a point that keeping an elite sports career was compromised. Six months after surgery, the athlete returned to sports and, at a 3-year follow-up, still participated in elite high-level football, with a Tegner Activity Scale 10/10, IKDC 93.
View Article and Find Full Text PDFAm J Sports Med
October 2024
Department of Orthopedic Surgery, Scripps Clinic, La Jolla, California, USA.
Background: Fresh osteochondral allograft (OCA) transplantation is an effective technique for the treatment of focal chondral and osteochondral defects in the knee. Coronal-plane malalignment leads to increased contact forces within a compartment and subsequently the cartilage repair site and may lead to higher failure rates. However, the magnitude of the effect of coronal-plane malalignment on graft survivorship and clinical outcomes has not been well characterized.
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