12,607 research outputs found

    Vitamina D e prevenzione fratture da fragilità

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    È raccomandato uno screening per la valutazione del deficit della vitamina D solo negli individui a rischio. L’associazione di Vitamina D e calcio riduce il rischio, seppure in maniera lieve, di frattura d’anca, in particolare in popolazioni ad alto rischio (pazienti istituzionalizzati). La Vitamina D da sola non è efficace nella prevenzione della frattura d’anca.L’associazione di Vitamina D e calcio riduce significativamente l’incidenza di nuove fratture non vertebrali e in misura minore di nuove fratture vertebrali. La supplementazione di Vitamina D con o senza calcio è efficace nel migliorare la funzione e la forza della muscolatura prossimale riducendo il rischio di caduta

    Vitamina D ed osteoartrosi

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    La vitamina D ha un ruolo nel controllo di alcune vie dell’immunità innata e nell’ipostenia del quadricipite, fattori rilevanti nella patogenesi dell’osteoartrosi del ginocchio. Bassi livelli di 25(OH)D sono associati ad una aumentata progressione radiografica dell’OA. L’ipovitaminosi D è associata ad alterazioni cartilaginee evidenziabili mediante studi di imaging nell’artrosi del ginocchio. L’ipovitaminosi D non è associata ad altre localizzazioni osteoartrosiche

    PRÓLOGO: Mg. María Gracia Benedetti

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    Decana de la Facultad de Humanidades, Arte y Ciencias Sociales (FHAyCS) Universidad Autónoma de Entre Ríos (UADER)Decana de la Facultad de Humanidades, Arte y Ciencias Sociales (FHAyCS) Universidad Autónoma de Entre Ríos (UADER

    Gait performance in an original biologic reconstruction of proximal femur in a skeletally immature child: A case report

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    Biologic reconstruction of the femoral head by a sophisticated autotransplantation of the proximal growing fibula associated with a massive bone allograft has been performed in a 4-year-old girl affected by Ewing's sarcoma. The child was treated in 1997 and then followed: clinical and functional tests were performed 2, 3, 4, 6, and 7 years after surgery. Gait and specific motor tasks were assessed by means of motion analysis instruments. The patient was followed by a specific rehabilitation program, aimed at controlling load on the treated limb, resuming good muscle function, and recovering a physiological pattern of movement during daily routine activities. The outstanding radiographic evolution 8 years after surgery with the peroneal head progressively remodeled as a femoral head, and the more than satisfactory gait pattern observed at last follow-up, makes this study a keystone of experience and knowledge to be applied to other patients

    Gait analysis after rotationplasty hip surgery for malignant tumor of the proximal femur

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    Rotationplasty of the hip joint is a special surgical technique used for the treatment of malignant tumors of the proximal part of the femur. We report a clinical case and gait analysis results before and after rehabilitation training. Evaluation of joint motion, kinetic moments, and the electromyographic findings enabled us to document progressive adaptation of muscle and joint function to their new role in the motor pattern, demonstrating the exceptional strength of rotationplasty. Active control of two fulcrums in the lower limb, the pseudo hip proximally and the pseudo knee intermedially, makes this type of operation extremely advantageous compared to the alternative of hip disarticulation or hemipelvectomy. Total absence of pain together with the preservation of articular and cutaneous proprioception are important advantages. Rotationplasty is an attractive alternative for treatment of malignant tumors of the proximal part of the femu

    CLINICORADIOGRAPHIC ASSESMENT OF FLEXIBLE FLATFOOT IN CHILDREN

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    BACKGROUND: Radiographic assessment is still used to evaluate flexible flatfoot in children. METHODS: To find a set of radiologic parameters for assessing this disease, we studied 53 children aged 10 to 14 years. The degree of plantar collapse was measured by Viladot's classification (grades 0-4). The degree of valgus deformity measured in the heel in a standing position, the presence of painful points, and functional limitation during daily-living activities were also reported. The children underwent standard radiography of the foot under load. On the dorsoplantar view, the talocalcaneal, hallux metatarsophalangeal, and first intermetatarsal angles were measured. On the lateral view, the talocalcaneal, Costa Bertani, talometatarsal, talonavicular, and tibiotalar angles were measured. The radiographic measurements were compared with the data reported in the literature and were correlated with the clinical parameters studied (degree of flatfoot, valgus deviation of the heel, pain, and functional limitation). RESULTS: The radiographic measures that resulted increased with respect to the reference values reported in the literature for the Costa Bertani (93.1% of feet), talometatarsal (93.5%), talonavicular (89.1%), and tibiotalar (69.7%) angles, all in the lateral view. Of the angles assessed in the dorsoplantar view, the hallux metatarsophalangeal (11.1%) and first intermetatarsal (24.2%) angles were increased. The degree of flatfoot was correlated with the Costa Bertani angle (P < .0005). In the group with pain, the lateral talocalcaneal (P = .016) and first intermetatarsal (P = .02) angles were increased compared within the group without pain. CONCLUSIONS: Despite technical limitations, we still consider standard radiography of the foot, combined with clinical examination, to be a valid tool for assessing flexible flatfoot in children, especially when surgical treatment is expected and when a basic measure of the structural setup of the foot is necessary
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