頁籤選單縮合
題 名 | Cementless Total Hip Replacement in Patients with Avascular Necrosis of Femoral Head a 2-to 9-Year Follow-Up in Patients Younger Than Than 45 Years Old |
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作 者 | 于戴九; 簡瑞騰; 許世祥; 陳英和; | 書刊名 | 中華民國骨科醫學會雜誌 |
卷 期 | 14:2 1997.06[民86.06] |
頁 次 | 頁123-132 |
專 輯 | 髖關節病變專輯 |
分類號 | 416.61 |
關鍵詞 | Cementless total hip replacement; Avascular necrosis of femoral head; |
語 文 | 英文(English) |
英文摘要 | Between 1987 and 1993, 78 total hip replacements (THR) were performed on 49 patients, all of whom were younger than 45 years old and all were diagnosed as late stage avascular necrosis (AVN) of the femoral head. The average age at the time of surgery was 37.8 years. The average time of follow-up was 5.8 years (range, 2.5-9.4 years). Patients were evaluated with modified Harris hip score, as well as serial radiographs. The average hip score at follow-up was 88.5 points, with 82.1% of patients achieving good and excellent results. During the period of follow-up, 5 femoral stems, 6 acetabular cups and 4 polyethylene inserts were revised due to loosening or severe wear. The overall revision rate was 6.4% for components and 15.8% for hips. Thigh pain, though mostly of mild degree, was present in alarmingly 35.8% of patients. Periprosthetic osteolysis was found in 24.4% of hips, mostly of insignificant extent. The result of this mid-to long-term observation on cementless THR in this difficult group of patients was encouraging. However, many challenging problems such as method of fixation, polyethylene wear and osteolysis still remained to be solved. |
本系統中英文摘要資訊取自各篇刊載內容。