Surgical treatment of chondral knee defects using a collagen membrane - autologus matrix-induced chondrogenesis

ABSTRACT Objectives: To evaluate the clinical and functional results of patients diagnosed with full-thickness chondral defects on symptomatic knees who underwent a biological repair technique using autologous matrix-induced chondrogenesis. Methods: Seven patients who underwent surgical treatment...

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Main Authors: Diego Costa Astur, Jonathas Costas Lopes, Marcelo Abdulklech Santos, Camila Cohen Kaleka, Joicemar Tarouco Amaro, Moises Cohen
Format: Article
Language:English
Published: Thieme Revinter Publicações Ltda.
Series:Revista Brasileira de Ortopedia
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-36162018000600733&lng=en&tlng=en
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author Diego Costa Astur
Jonathas Costas Lopes
Marcelo Abdulklech Santos
Camila Cohen Kaleka
Joicemar Tarouco Amaro
Moises Cohen
author_facet Diego Costa Astur
Jonathas Costas Lopes
Marcelo Abdulklech Santos
Camila Cohen Kaleka
Joicemar Tarouco Amaro
Moises Cohen
author_sort Diego Costa Astur
collection DOAJ
description ABSTRACT Objectives: To evaluate the clinical and functional results of patients diagnosed with full-thickness chondral defects on symptomatic knees who underwent a biological repair technique using autologous matrix-induced chondrogenesis. Methods: Seven patients who underwent surgical treatment due to chondral lesions in the knee by autologous matrix-induced chondrogenesis were evaluated. The Lysholm, Kujala and visual analog scale of pain questionnaires were applied before and 12 months after the surgery. Nuclear magnetic resonance images were evaluated 12 months after surgery according to MOCART (magnetic resonance observation of cartilage repair tissue) cartilage repair tissue score. Results: Of the seven patients evaluated, three presented defects classified as grade III and four as grade IV according to the International Cartilage Repair Society classification. Chondral defects were located in the medial femoral condyle (n = 2), patella (n = 2), and trochlea (n = 3). The mean age of the patients (six men and one woman) was 37.2 years (24-54 years). The mean chondral defect size was 2.11 cm2 (1.0-4.6 cm2). After 12 months, post-operative nuclear magnetic resonance showed resurfacing of the lesion site with scar tissue less thick than normal cartilage in all patients. The mean MOCART score was 66.42 points. A significant decrease in pain and an improvement in the Lysholm and Kujala scores were observed. Conclusion: The use of the collagen I/III porcine membrane was favorable for the treatment of chondral and osteochondral lesions of the knee when assessing the results using the VAS, Lysholm, and Kujala scores 1 year after surgery, as well as when assessing the magnetic resonance image of the lesion 6 months after surgery.
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spelling doaj.art-c2bbcf3e6a5d4e9cb9d508e5136152dd2024-04-03T10:35:23ZengThieme Revinter Publicações Ltda.Revista Brasileira de Ortopedia1982-437853673373910.1016/j.rboe.2018.09.005S0102-36162018000600733Surgical treatment of chondral knee defects using a collagen membrane - autologus matrix-induced chondrogenesisDiego Costa AsturJonathas Costas LopesMarcelo Abdulklech SantosCamila Cohen KalekaJoicemar Tarouco AmaroMoises CohenABSTRACT Objectives: To evaluate the clinical and functional results of patients diagnosed with full-thickness chondral defects on symptomatic knees who underwent a biological repair technique using autologous matrix-induced chondrogenesis. Methods: Seven patients who underwent surgical treatment due to chondral lesions in the knee by autologous matrix-induced chondrogenesis were evaluated. The Lysholm, Kujala and visual analog scale of pain questionnaires were applied before and 12 months after the surgery. Nuclear magnetic resonance images were evaluated 12 months after surgery according to MOCART (magnetic resonance observation of cartilage repair tissue) cartilage repair tissue score. Results: Of the seven patients evaluated, three presented defects classified as grade III and four as grade IV according to the International Cartilage Repair Society classification. Chondral defects were located in the medial femoral condyle (n = 2), patella (n = 2), and trochlea (n = 3). The mean age of the patients (six men and one woman) was 37.2 years (24-54 years). The mean chondral defect size was 2.11 cm2 (1.0-4.6 cm2). After 12 months, post-operative nuclear magnetic resonance showed resurfacing of the lesion site with scar tissue less thick than normal cartilage in all patients. The mean MOCART score was 66.42 points. A significant decrease in pain and an improvement in the Lysholm and Kujala scores were observed. Conclusion: The use of the collagen I/III porcine membrane was favorable for the treatment of chondral and osteochondral lesions of the knee when assessing the results using the VAS, Lysholm, and Kujala scores 1 year after surgery, as well as when assessing the magnetic resonance image of the lesion 6 months after surgery.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-36162018000600733&lng=en&tlng=enSubchondral arthroplastyArticular cartilageChondrogenesisCollagenKnee injuries
spellingShingle Diego Costa Astur
Jonathas Costas Lopes
Marcelo Abdulklech Santos
Camila Cohen Kaleka
Joicemar Tarouco Amaro
Moises Cohen
Surgical treatment of chondral knee defects using a collagen membrane - autologus matrix-induced chondrogenesis
Revista Brasileira de Ortopedia
Subchondral arthroplasty
Articular cartilage
Chondrogenesis
Collagen
Knee injuries
title Surgical treatment of chondral knee defects using a collagen membrane - autologus matrix-induced chondrogenesis
title_full Surgical treatment of chondral knee defects using a collagen membrane - autologus matrix-induced chondrogenesis
title_fullStr Surgical treatment of chondral knee defects using a collagen membrane - autologus matrix-induced chondrogenesis
title_full_unstemmed Surgical treatment of chondral knee defects using a collagen membrane - autologus matrix-induced chondrogenesis
title_short Surgical treatment of chondral knee defects using a collagen membrane - autologus matrix-induced chondrogenesis
title_sort surgical treatment of chondral knee defects using a collagen membrane autologus matrix induced chondrogenesis
topic Subchondral arthroplasty
Articular cartilage
Chondrogenesis
Collagen
Knee injuries
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-36162018000600733&lng=en&tlng=en
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