{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,13]],"date-time":"2026-06-13T11:19:15Z","timestamp":1781349555718,"version":"3.54.1"},"reference-count":26,"publisher":"SAGE Publications","issue":"1","license":[{"start":{"date-parts":[[2000,1,1]],"date-time":"2000-01-01T00:00:00Z","timestamp":946684800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/journals.sagepub.com\/page\/policies\/text-and-data-mining-license"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Foot Ankle Int."],"published-print":{"date-parts":[[2000,1]]},"abstract":"<jats:p>\n                    Nine patients (13 feet) were identified whose primary complaints were of atraumatic-onset, chronic pain in the hindfoot exacerbated with increased activity and who had the diagnosis of idiopathic rigid flatfeet. Eight of 11 were greater than the 95\n                    <jats:sup>th<\/jats:sup>\n                    percentile in weight for their age. Exam under anesthesia showed moderate to significant improvement in hindfoot motion in 9 feet; 4 feet required fractional peroneal lengthenings. Only 5 of 11 patients have had sustained relief of pain and report unlimited activity level.\n                  <\/jats:p>\n                  <jats:p>Children and adolescents with painful idiopathic rigid flatfeet without known causation can have significant, persistent, disability and do not uniformly respond well to traditionally-described nonoperative interventions.<\/jats:p>","DOI":"10.1177\/107110070002100111","type":"journal-article","created":{"date-parts":[[2017,1,11]],"date-time":"2017-01-11T10:46:17Z","timestamp":1484131577000},"page":"59-66","source":"Crossref","is-referenced-by-count":34,"title":["Painful Idiopathic Rigid Flatfoot in Children and Adolescents"],"prefix":"10.1177","volume":"21","author":[{"given":"Scott J.","family":"Luhmann","sequence":"first","affiliation":[{"name":"St. Louis Shriners Hospital for Children and +St. Louis Children's Hospital"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Margaret M.","family":"Rich","sequence":"additional","affiliation":[{"name":"St. Louis Shriners Hospital for Children and +St. Louis Children's Hospital"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Perry L.","family":"Schoenecker","sequence":"additional","affiliation":[{"name":"Department of Orthopedic Surgery Washington University School of Medicine St. Louis, Missouri"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"179","published-online":{"date-parts":[[2000,1,1]]},"reference":[{"key":"bibr1-107110070002100111","first-page":"76","volume":"76","author":"Agostinelli J. 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