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Reconstrucción de labrum acetabular bilateral en hipoplasia labral con aloinjerto cadavérico / Bilateral acetabular labrum reconstruction in hypoplastic labrum with cadaveric allograft
Navarrete Sarasty, Carlos Andres; Teran Vela, Paul German; Peñaherrera Carrillo, Carlos Patricio; Alarcon Serrano, Juan Pablo.
  • Navarrete Sarasty, Carlos Andres; Hospital Metropolitano. Quito. EC
  • Teran Vela, Paul German; Hospital Metropolitano. Quito. EC
  • Peñaherrera Carrillo, Carlos Patricio; Hospital Metropolitano. Quito. EC
  • Alarcon Serrano, Juan Pablo; Hospital Metropolitano. Quito. EC
Artrosc. (B. Aires) ; 30(3): 121-130, 2023.
Article in Spanish | BINACIS, LILACS | ID: biblio-1519432
RESUMEN
El labrum acetabular es una estructura fibrocartilaginosa análoga a los meniscos, labrum glenoideo o fibrocartílago triangular. Cumple diferentes funciones biomecánicas como sellado articular, estabilidad articular, resistencia a la traslación, distribución de presiones, etc. En 2003 se describe que el pinzamiento femoroacetabular y la lesión labral son una de las causas de osteoartritis de la cadera. Existen múltiples clasificaciones para lesiones labrales, sin embargo, la de MAHORN incluye en su tipo II al labrum hipoplásico. La literatura define como labrum acetabular hipoplásico cuando el ancho es ≤5 mm, y puede ser de tipo primario (variante anatómica) o secundario (iatrogénica por desbridamiento previo). Existe un amplio espectro en el tratamiento de las lesiones labrales, que dependerá principalmente del tamaño del labrum, el patrón de la lesión, las características del tejido y la zona afectada; desde desbridamiento hasta reconstrucción labral con el fin de preservar la función biomecánica normal de la cadera y evitar el desarrollo de osteoartritis a largo plazo.A continuación, se describe el caso de un paciente de sexo masculino, de veintiocho años, con antecedente de pinzamiento femoroacetabular mixto bilateral y labrum acetabular hipoplásico bilateral, sometido a reconstrucción primaria de labrum derecho con aloinjerto cadavérico de peroneus longus e izquierdo con aloinjerto cadavérico de tendo Achillis, para el que se obtuvo un resultado clínico y funcional favorable. Nivel de Evidencia IV
ABSTRACT
The acetabular labrum is a fibrocartilaginous structure analogous to the menisci, glenoid labrum, or triangular fibrocartilage. It fulfills different biomechanical functions, such as joint sealing, joint stability, resistance to translation, pressure distribution, etc. In 2003 it was described that femoroacetabular impingement and labral injury is one of the causes of hip osteoarthritis. There are multiple classifications for labral lesions, however the MAHORN classification includes the hypoplastic labrum in its type II. The literature defines a hypoplastic acetabular labrum when its width is ≤5 mm, and it can be primary (anatomical variant) or secondary (iatrogenic due to previous debridement).There is a wide spectrum in the treatment of labral lesions, which mainly depends on the size of the labrum, the pattern of the lesion, the characteristics of the tissue and the affected area; from debridement to labral reconstruction in order to preserve the normal biomechanical function of the hip and avoid the development of osteoarthritis in the long term.The case of a 28-year-old male patient is described below, with a history of bilateral mixed-type femoroacetabular impingement and bilateral hypoplastic acetabular labrum, who underwent primary reconstruction of the right labrum with peroneus longus cadaveric allograft and left labrum with Achilles tendon cadaveric allograft, obtaining a favorable clinical and functional outcome. Level of Evidence IV
Subject(s)
Full text: Available Index: LILACS (Americas) Main subject: Arthroscopy / Femoracetabular Impingement / Allografts / Hip Joint / Acetabulum Limits: Adult Language: Spanish Journal: Artrosc. (B. Aires) Journal subject: Orthopedics Year: 2023 Type: Article Affiliation country: Ecuador Institution/Affiliation country: Hospital Metropolitano/EC

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Full text: Available Index: LILACS (Americas) Main subject: Arthroscopy / Femoracetabular Impingement / Allografts / Hip Joint / Acetabulum Limits: Adult Language: Spanish Journal: Artrosc. (B. Aires) Journal subject: Orthopedics Year: 2023 Type: Article Affiliation country: Ecuador Institution/Affiliation country: Hospital Metropolitano/EC