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Percutaneous Fixation without Bone Graft for Scaphoid Nonunion / Fixação percutânea sem enxerto ósseo para pseudartrose do escafóide
Belloti, João Carlos; Vasconcelos, Klebson Bruno Lopes; Raduan Neto, Jorge; Okamura, Aldo; Fernandes, Marcela; de Moraes, Vinícius Ynoe.
  • Belloti, João Carlos; United Health. Hospital Alvorada. Hand Surgery Service. São Paulo. BR
  • Vasconcelos, Klebson Bruno Lopes; United Health. Hospital Alvorada. Hand Surgery Service. São Paulo. BR
  • Raduan Neto, Jorge; United Health. Hospital Alvorada. Hand Surgery Service. São Paulo. BR
  • Okamura, Aldo; United Health. Hospital Alvorada. Hand Surgery Service. São Paulo. BR
  • Fernandes, Marcela; United Health. Hospital Alvorada. Hand Surgery Service. São Paulo. BR
  • de Moraes, Vinícius Ynoe; United Health. Hospital Alvorada. Hand Surgery Service. São Paulo. BR
Rev. bras. ortop ; 55(6): 759-763, Nov.-Dec. 2020. tab, graf
Article in English | LILACS | ID: biblio-1156202
ABSTRACT
Abstract Objective To describe the clinical and radiographic outcomes of patients submitted to percutaneous fixation without bone graft for scaphoid nonunion, with a minimum follow-up of six months. Methods A case series study of a convenience sample of hand surgeons with prospective evaluation. Patients with scaphoid (waist or proximal pole) nonunion and the following features were included more than six months of history; X-rays showing sclerosis of the edges of the nonunion, with resorption of the nonunion focus measuring less than 4 mm (Slade & Gleissler I, II, III and IV) and no angular deformity; and no proximal pole necrosis on magnetic resonance imaging (MRI). Results After six months of follow-up, all nonunion were consolidated, with no major complications. The functional outcomes revealed good scores on the disabilities of the arm, shoulder and hand (DASH; n = 12; mean 6.9; standard deviation [SD] 2.1) and patient-rated wrist evaluation (PRWE; n = 12; mean 7.97, SD 1.5) questionnaires. The results of the visual analog scale (VAS) showed little residual pain (n = 12; mean 0.71; SD 0.2). Slight decreases in flexion (69 versus 59.1; p = 0.007), extension (62.4 versus 48.7; p = 0.001) and radial deviation (29.6 versus 24.6; p = 0.014) were detected in comparison to the contralateral side. Conclusions All cases in the series presented consolidation and good functional scores at the six-month evaluation. This is a promising option (with lower technical demand and morbidity) for the treatment of scaphoid nonunion. Comparative studies are required to assess the effectiveness of this technique in comparison with other options.
RESUMO
Resumo Objetivo Descrever os resultados clínico-radiográficos de pacientes tratados por meio de fixação percutânea sem enxerto ósseo para pseudartrose do escafóide, com seguimento mínimo de seis meses. Métodos Série de casos de uma amostra de conveniência de grupo de cirurgiões de mão com avaliação prospectiva.. Foram incluídos pacientes com diagnóstico de pseudartrose do escafóide (cintura ou polo proximal) com as seguintes características mais de seis meses de histórico; radiografias demonstrando esclerose das bordas da pseudartrose, com reabsorção do foco de pseudartrose menor do que 4 mm (Slade & Gleissler I, II, III e IV), sem deformidade angular; e sem necrose do polo proximal pela ressonância magnética (RM). Resultados Na avaliação com mais de seis meses, todas as pseudartroses estavam consolidadas e sem maiores complicações. Os resultados funcionais demonstraram boas pontuações nos questionários de disfunções do braço, ombro e mão (disabilities of the arm, shoulder and hand, DASH; n = 12; média 6,9; desvio padrão [DP] 2,1) e de avaliação do punho pelo paciente (patient-rated wrist evaluation, PRWE; n = 12; média 7,97; DP 1,5). Observou-se pouca dor residual de acordo com a escala visual analógica (EVA; n = 12; média 0,71; DP 0,2). Houve discreta diminuição da flexão (69 versus 59,1; p = 0,007), da extensão (62,4 versus 48,7; p = 0,001) e do desvio radial (29,6 versus 24.6; p = 0,014) em comparação ao lado contralateral. Conclusões Nesta série, todos os casos estavam consolidados ao sexto mês de avaliação, com bom status funcional. Trata-se de uma opção promissora (menor demanda técnica e morbidade) para o tratamento da pseudartrose do escafóide. Estudos comparativos serão úteis para avaliar a efetividade da técnica com relação a outras opções.
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Full text: Available Index: LILACS (Americas) Main subject: Arm / Pseudarthrosis / Congenital Abnormalities / Magnetic Resonance Spectroscopy / Extravehicular Activity / Scaphoid Bone / Fractures, Bone Limits: Humans Language: English Journal: Rev. bras. ortop Journal subject: Orthopedics Year: 2020 Type: Article Affiliation country: Brazil Institution/Affiliation country: United Health/BR

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Full text: Available Index: LILACS (Americas) Main subject: Arm / Pseudarthrosis / Congenital Abnormalities / Magnetic Resonance Spectroscopy / Extravehicular Activity / Scaphoid Bone / Fractures, Bone Limits: Humans Language: English Journal: Rev. bras. ortop Journal subject: Orthopedics Year: 2020 Type: Article Affiliation country: Brazil Institution/Affiliation country: United Health/BR