{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,2]],"date-time":"2026-09-02T10:41:12Z","timestamp":1788345672222,"version":"build-2803163510"},"reference-count":18,"publisher":"Ovid Technologies (Wolters Kluwer Health)","issue":"1","content-domain":{"domain":["lww.com","ovid.com"],"crossmark-restriction":true},"short-container-title":[],"published-print":{"date-parts":[[2022,1]]},"abstract":"<jats:sec>\n                    <jats:title>Background:<\/jats:title>\n                    <jats:p>Avascular necrosis (AVN), known as osteonecrosis, aseptic necrosis, or ischemic bone necrosis, results in the destruction of bone cells. In the present study, we aimed to report the most common causes of AVN in in patients referred to Isfahan educational and medical centers.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Materials and Methods:<\/jats:title>\n                    <jats:p>This study is a cross-sectional study that was performed on all patients with AVN in medical educational centers in Isfahan during 2019 and 2020. We included all patients diagnosed with AVN. Patients' information including age, sex, cause of femoral head necrosis, medical history, and drug usage were collected. Finally, reliable data from 99 patients were recorded.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results:<\/jats:title>\n                    <jats:p>We collected data of 99 patients in this study. The most prevalent cause of ANV was corticosteroids use (32.3%), and it was more prevalent among women (51.4%); the second prevalent cause of AVN in our study sample was trauma (28.28%), and it was more prevalent among men (32.8%).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion:<\/jats:title>\n                    <jats:p>The most common cause of AVN was corticosteroids, which was consistent with previous studies. Other main causes of AVN were traumatic or idiopathic issues.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.4103\/abr.abr_235_21","type":"journal-article","created":{"date-parts":[[2022,12,26]],"date-time":"2022-12-26T04:53:43Z","timestamp":1672030423000},"page":"115","update-policy":"https:\/\/doi.org\/10.1097\/lww.0000000000001000","source":"Crossref","is-referenced-by-count":9,"title":["Etiology of Femoral Head Avascular Necrosis in Patients"],"prefix":"10.4103","volume":"11","author":[{"given":"Mehdi","family":"Teimouri","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mehdi","family":"Motififard","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Saeed","family":"Hatami","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"276","reference":[{"key":"R1-115-20240830","doi-asserted-by":"crossref","first-page":"45","DOI":"10.4103\/0257-7941.134602","article-title":"An approach to avascular necrosis by Sagh\u0157ta k\u1e63\u012brabasti","volume":"33","author":"Chaganti","year":"2013","journal-title":"Anc Sci life"},{"key":"R2-115-20240830","doi-asserted-by":"crossref","first-page":"e0248845","DOI":"10.1371\/journal.pone.0248845","article-title":"Risk factors for symptomatic avascular necrosis (AVN) in a multi-ethnic systemic lupus erythematosus (SLE) cohort","volume":"16","author":"Shaharir","year":"2021","journal-title":"PLoS One"},{"key":"R4-115-20240830","doi-asserted-by":"crossref","first-page":"879","DOI":"10.1007\/s00296-014-3147-3","article-title":"Prevalence, incidence, and associated factors of avascular necrosis in Korean patients with systemic lupus erythematosus: A nationwide epidemiologic study","volume":"35","author":"Joo","year":"2015","journal-title":"Rheumatol Int"},{"key":"R5-115-20240830","doi-asserted-by":"crossref","first-page":"3169","DOI":"10.1002\/art.30484","article-title":"Incidence of nontraumatic osteonecrosis of the femoral head in the Japanese population","volume":"63","author":"Yamaguchi","year":"2011","journal-title":"Arthritis Rheum"},{"key":"R8-115-20240830","doi-asserted-by":"crossref","first-page":"1425","DOI":"10.1007\/s00264-018-4026-4","article-title":"Hip osteonecrosis: Stem cells for life or behead and arthroplasty?","volume":"42","author":"Hernigou","year":"2018","journal-title":"Int Orthop"},{"key":"R9-115-20240830","doi-asserted-by":"crossref","first-page":"140","DOI":"10.4103\/ortho.IJOrtho_292_16","article-title":"Epidemiological profile of femoral head osteonecrosis in the north Indian population","volume":"52","author":"Vardhan","year":"2018","journal-title":"Indian J Orthop"},{"key":"R10-115-20240830","first-page":"14","article-title":"Evaluation of mid-term results of treatment of femoral head osteonecrosis with corticoconcer bone autograft","volume":"39","author":"Farahmandi","year":"2015","journal-title":"Res Med"},{"key":"R11-115-20240830","doi-asserted-by":"crossref","first-page":"156","DOI":"10.7150\/ijbs.18334","article-title":"Analysis of early stage osteonecrosis of the human femoral head and the mechanism of femoral head collapse","volume":"14","author":"Wang","year":"2018","journal-title":"Int J Biol Sci"},{"key":"R12-115-20240830","doi-asserted-by":"crossref","first-page":"1","DOI":"10.1186\/1752-1947-5-296","article-title":"Regeneration of human bones in hip osteonecrosis and human cartilage in knee osteoarthritis with autologous adipose-tissue-derived stem cells: a case series","volume":"5","author":"Pak","year":"2011","journal-title":"J Med Case Rep"},{"key":"R13-115-20240830","doi-asserted-by":"crossref","first-page":"125","DOI":"10.2174\/1874325020140515001","article-title":"Invasive electromagnetic field treatment in osteonecrosis of the femoral head: A prospective cohort study","volume":"8","author":"Windisch","year":"2014","journal-title":"Open Orthop J"},{"key":"R15-115-20240830","doi-asserted-by":"crossref","first-page":"131","DOI":"10.4103\/0022-3859.52846","article-title":"Declaration of Helsinki, 2008: Implications for stakeholders in research","volume":"55","author":"Puri","year":"2009","journal-title":"J Postgrad Med"},{"key":"R16-115-20240830","doi-asserted-by":"crossref","first-page":"974","DOI":"10.37358\/RC.17.5.5593","article-title":"Epidemiological Study of Femoral Head Osteonecrosis","volume":"68","author":"Patrascu","year":"2017","journal-title":"Rev. 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