Total ruptures of the extensor apparatus of the knee

ABSTRACT OBJECTIVE: This was a retrospective case-control study on total ruptures of the extensor apparatus of the knee, aimed to compare patella fractures with tendinous ruptures. METHODS: The sample included 190 patients and 198 total ruptures of the knee extensor apparatus. All patients were...

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Main Authors: Diogo Moura, Fernando Fonseca
Format: Article
Language:English
Published: Sociedade Brasileira de Ortopedia e Traumatologia
Series:Revista Brasileira de Ortopedia
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-36162016000600640&lng=en&tlng=en
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author Diogo Moura
Fernando Fonseca
author_facet Diogo Moura
Fernando Fonseca
author_sort Diogo Moura
collection DOAJ
description ABSTRACT OBJECTIVE: This was a retrospective case-control study on total ruptures of the extensor apparatus of the knee, aimed to compare patella fractures with tendinous ruptures. METHODS: The sample included 190 patients and 198 total ruptures of the knee extensor apparatus. All patients were evaluated by the same examiner after a minimum one-year follow-up. RESULTS: Tendinous ruptures occurred most frequently in men, in younger patients, and had better clinical and functional outcomes when compared with patella fractures; however, the former presented higher levels of thigh atrophy. Patella fractures occurred most frequently in women and in older patients and caused most frequently caused residual pain, muscle weakness, and limitations in daily activities. Comminuted fractures were related to high-energy trauma, lower clinical and functional outcomes, and higher levels of residual pain and osteosynthesis failure. Early removal of osteosynthesis material was related to better outcomes. Regarding the tendinous ruptures, over half of the patients presented risk conditions for tendinous degeneration; a longer delay until surgery was related to lower Kujala scores. CONCLUSION: The surgical repair of bilateral ruptures of the knee extensor apparatus resulted in satisfactory clinical and functional outcomes, which were better for tendinous ruptures when compared with patella fractures. However, these lesions are associated with non-negligible levels of residual pain, muscle weakness, atrophy, and other complications.
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spelling doaj.art-3a0533af865c473e81e46015c82416fd2024-02-03T00:13:21ZengSociedade Brasileira de Ortopedia e TraumatologiaRevista Brasileira de Ortopedia1982-437851664064510.1016/j.rboe.2016.10.012S0102-36162016000600640Total ruptures of the extensor apparatus of the kneeDiogo MouraFernando FonsecaABSTRACT OBJECTIVE: This was a retrospective case-control study on total ruptures of the extensor apparatus of the knee, aimed to compare patella fractures with tendinous ruptures. METHODS: The sample included 190 patients and 198 total ruptures of the knee extensor apparatus. All patients were evaluated by the same examiner after a minimum one-year follow-up. RESULTS: Tendinous ruptures occurred most frequently in men, in younger patients, and had better clinical and functional outcomes when compared with patella fractures; however, the former presented higher levels of thigh atrophy. Patella fractures occurred most frequently in women and in older patients and caused most frequently caused residual pain, muscle weakness, and limitations in daily activities. Comminuted fractures were related to high-energy trauma, lower clinical and functional outcomes, and higher levels of residual pain and osteosynthesis failure. Early removal of osteosynthesis material was related to better outcomes. Regarding the tendinous ruptures, over half of the patients presented risk conditions for tendinous degeneration; a longer delay until surgery was related to lower Kujala scores. CONCLUSION: The surgical repair of bilateral ruptures of the knee extensor apparatus resulted in satisfactory clinical and functional outcomes, which were better for tendinous ruptures when compared with patella fractures. However, these lesions are associated with non-negligible levels of residual pain, muscle weakness, atrophy, and other complications.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-36162016000600640&lng=en&tlng=enRoturaJoelhoAmplitude de movimento articularPatelaTendões
spellingShingle Diogo Moura
Fernando Fonseca
Total ruptures of the extensor apparatus of the knee
Revista Brasileira de Ortopedia
Rotura
Joelho
Amplitude de movimento articular
Patela
Tendões
title Total ruptures of the extensor apparatus of the knee
title_full Total ruptures of the extensor apparatus of the knee
title_fullStr Total ruptures of the extensor apparatus of the knee
title_full_unstemmed Total ruptures of the extensor apparatus of the knee
title_short Total ruptures of the extensor apparatus of the knee
title_sort total ruptures of the extensor apparatus of the knee
topic Rotura
Joelho
Amplitude de movimento articular
Patela
Tendões
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-36162016000600640&lng=en&tlng=en
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