Plateau-patella angle: an option for assessing patellar height on proximal tibia osteotomy
Acta ortop. bras
;
24(3): 127-130, May-June 2016. tab, Ilus
Artículo
en Inglés
| LILACS
| ID: lil-782007
ABSTRACT
OBJECTIVE:
To compare the plateau-patella angle method to the methods already established for patellar height measurement in patients undergoing high tibial osteotomy.METHODS:
This is a retrospective study of 13 patients undergoing medial opening tibial osteotomy. The patellar height was measured in pre and post-operative radiographs by the methods from Insall-Salvati, Caton-Deschamps, Blackburne-Peel and patella-plateau angle, as well as the tibial slope and length of the patellar tendon. Measurements were performed by two knee surgeons at two different times.RESULTS:
The mean age was 41.33 ± 01.09 years old. The average rates of Caton-Deschamps, Blackburne-Peel, Insall-Salvati and plateau-patella angle were, respectively, 1.00; 0.89; 1.10; and 23.15° preoperatively, and 0.89; 0.78; 1.11; and 20.46°, postoperatively. The correlation of Caton-Deschamps, Blackburne-Pell, and Insall-Salvati indexes and plateau-patellar angle interobserver was 0.72 (p <0.001), 054 (p <0.001), 0.65 (p <0.001), and 0.67 (w <0.001), respectively.CONCLUSION:
The plateau-patella angle method undergoes changes that are correlated with changes in tibial slope after osteotomy, unlike the classical methods. This fact may lead to overestimate the reduction of patellar height after osteotomy. Level of evidence IV. Case Series
Texto completo:
Disponible
Índice:
LILACS (Américas)
Asunto principal:
Osteotomía
/
Tibia
/
Evaluación de Resultado en la Atención de Salud
/
Ligamento Rotuliano
/
Rodilla
Tipo de estudio:
Estudio observacional
Límite:
Humanos
Idioma:
Inglés
Revista:
Acta ortop. bras
Asunto de la revista:
Ortopedia
Año:
2016
Tipo del documento:
Artículo
País de afiliación:
Brasil
Institución/País de afiliación:
Universidade de São Paulo/BR
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