{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,9]],"date-time":"2026-01-09T01:09:45Z","timestamp":1767920985347,"version":"3.49.0"},"reference-count":0,"publisher":"British Editorial Society of Bone & Joint Surgery","issue":"6","license":[{"start":{"date-parts":[[1999,11,1]],"date-time":"1999-11-01T00:00:00Z","timestamp":941414400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/online.boneandjoint.org.uk\/TDM"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["The Journal of Bone and Joint Surgery. British volume"],"published-print":{"date-parts":[[1999,11]]},"abstract":"<jats:p> We present the long-term results of simple varus intertrochanteric osteotomy for osteonecrosis of the femoral head. We followed 26 hips in 20 patients, with a mean age at the time of surgery of 36 years, for a mean of 12.5 years. The mean varus angulation was 23\u00b0. <\/jats:p><jats:p> The outcome in 19 of the hips (73%) was good or excellent; seven (27%) had a fair or poor result, with four needing some form of prosthetic arthroplasty. <\/jats:p><jats:p> Simple varus intertrochanteric osteotomy is indicated, even if the extent of the capital infarct comprises more than 50% of the diameter of maximum radial distance from the circumference, provided that after operation the medial necrotic lesion measures less than two-thirds of the weight-bearing area, and the superolateral bone is normal. <\/jats:p>","DOI":"10.1302\/0301-620x.81b6.0810969","type":"journal-article","created":{"date-parts":[[2018,2,21]],"date-time":"2018-02-21T11:50:51Z","timestamp":1519213851000},"page":"969-974","source":"Crossref","is-referenced-by-count":39,"title":["Osteonecrosis of the femoral head"],"prefix":"10.1302","volume":"81-B","author":[{"given":"H.","family":"Ito","sequence":"first","affiliation":[{"name":"Department of Orthopaedic Surgery, Hokkaido University, School of Medicine, Kita-15 Nishi-7, Kita-ku, Sapporo 060-8638, Japan."}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"K.","family":"Kaneda","sequence":"additional","affiliation":[{"name":"Department of Orthopaedic Surgery, Hokkaido University, School of Medicine, Kita-15 Nishi-7, Kita-ku, Sapporo 060-8638, Japan."}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"T.","family":"Matsuno","sequence":"additional","affiliation":[{"name":"Department of Orthopaedic Surgery, Asahikawa Medical College, Nishi-kagura 405, 3-11, Asahikawa 078-8510, Japan."}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"42","container-title":["The Journal of Bone and Joint Surgery. British volume"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/online.boneandjoint.org.uk\/doi\/pdf\/10.1302\/0301-620X.81B6.0810969","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/online.boneandjoint.org.uk\/doi\/pdf\/10.1302\/0301-620X.81B6.0810969","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2021,8,16]],"date-time":"2021-08-16T19:20:58Z","timestamp":1629141658000},"score":1,"resource":{"primary":{"URL":"https:\/\/online.boneandjoint.org.uk\/doi\/10.1302\/0301-620X.81B6.0810969"}},"subtitle":["SIMPLE VARUS INTERTROCHANTERIC OSTEOTOMY"],"short-title":[],"issued":{"date-parts":[[1999,11]]},"references-count":0,"aliases":["10.1302\/0301-620x.81b6.10037"],"journal-issue":{"issue":"6","published-print":{"date-parts":[[1999,11]]}},"alternative-id":["10.1302\/0301-620X.81B6.0810969"],"URL":"https:\/\/doi.org\/10.1302\/0301-620x.81b6.0810969","relation":{},"ISSN":["0301-620X","2044-5377"],"issn-type":[{"value":"0301-620X","type":"print"},{"value":"2044-5377","type":"electronic"}],"subject":[],"published":{"date-parts":[[1999,11]]}}}