Long-term results after medial patellotibial ligament reconstruction for the treatment of patellofemoral instability.
Arch Orthop Trauma Surg
; 144(8): 3419-3425, 2024 Aug.
Article
em En
| MEDLINE
| ID: mdl-39174764
ABSTRACT
PURPOSE:
To evaluate long-term clinical outcomes and redislocation rate after medial patellotibial ligament reconstruction. MATERIALS ANDMETHODS:
A total of 26 knees with mean age 26.3 ± 10.6 years (25 patients, 7 males and 18 females) treated for patellar instability (at least two objective dislocations) with medialization of the patellar tendon medial third were evaluated with an intermediate clinical follow-up (FU) at a mean of 6.5 ± 2.1 years and with a final telephone interview follow-up at mean of 15.6 ± 2.5 years (11.4-20.1). Western Ontario and MacMaster Universities Osteoarthritis Index (WOMAC), Kujala, Visual Analog Scale (VAS) for pain and Tegner activity scores were used. Information about further redislocation and knee surgery was also collected.RESULTS:
All the clinical scores had a significant improvement compared to preoperative status (WOMAC pre-op 55.9 ± 27.2 vs. WOMAC final FU 80.8 ± 22.2; KUJALA pre-op 41.0 ± 24.0 vs. KUJALA final FU 77.2 ± 24.1; VAS pre-op 6.0 ± 3.1 vs. VAS final FU 3.44 ± 2.35; TEGNER pre-op 2.1 ± 2.0 vs. TEGNER final FU 3.6 ± 1.8; p < 0.001), and the outcomes remained stable at the final follow-up compared to the intermediate follow-up (p > 0.05). A total of 4 knees had at least one redislocation at the final follow-up, while 3 knees underwent total knee replacement surgery. The redislocation-survival rate at 5 years is 92%, meanwhile is 84% at 10 and 15 years.CONCLUSIONS:
MPTL reconstruction produced good clinical results and a survival rate of 84% at a mean of 16 years follow-up and could be considered as associated procedure in case of patellofemoral instability. LEVEL OF EVIDENCE Level IV.Palavras-chave
Texto completo:
1
Coleções:
01-internacional
Base de dados:
MEDLINE
Assunto principal:
Articulação Patelofemoral
/
Instabilidade Articular
/
Ligamentos Articulares
Limite:
Adolescent
/
Adult
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Female
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Humans
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Male
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Middle aged
Idioma:
En
Revista:
Arch Orthop Trauma Surg
Ano de publicação:
2024
Tipo de documento:
Article
País de afiliação:
Itália