{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,2]],"date-time":"2026-06-02T06:37:49Z","timestamp":1780382269050,"version":"3.54.1"},"reference-count":25,"publisher":"Wiley","issue":"1","license":[{"start":{"date-parts":[[2021,12,4]],"date-time":"2021-12-04T00:00:00Z","timestamp":1638576000000},"content-version":"vor","delay-in-days":337,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"},{"start":{"date-parts":[[2021,1,1]],"date-time":"2021-01-01T00:00:00Z","timestamp":1609459200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0"},{"start":{"date-parts":[[2021,12,4]],"date-time":"2021-12-04T00:00:00Z","timestamp":1638576000000},"content-version":"vor","delay-in-days":337,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0"}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":["Journal of Foot and Ankle Research"],"published-print":{"date-parts":[[2021,1]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>The aim of this retrospective study was to examine if a correlation between Morton's Neuroma (MN) and an increased interphalangeal angle (IPA) or intermetatarsal angle (IMA) can be found in preoperative weightbearing dorsal\u2010plantar X\u2010rays of the foot.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>Forty\u2010five patients with forty\u2010nine MN in the interspaces 2\/3 or 3\/4 and 49 controls were recruited for this study. Every MN was matched with an asymptomatic control without history of metatarsalgia. The diagnosis was made by clinical examination, magnetic resonance imaging (MRI) and positive histopathology after operative resection. IMA 1\/5, 2\/3, 2\/4, 2\/5, 3\/4 and IPA 2\/3, 3\/4 were measured for both groups.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>The IPA 3\/4 was significantly enlarged by 2.8 degrees (<jats:italic>p<\/jats:italic> &lt;\u20090.001) with Area under the curve (AUC) 0.75 (<jats:italic>p<\/jats:italic> &lt;\u20090.001), sensitivity of 73% and specificity of 67% in feet with MN compared to controls. The IMA 3\/4 was significantly enlarged by 1 degree (<jats:italic>p<\/jats:italic> &lt;\u20090.048) with AUC 0.64 (<jats:italic>p<\/jats:italic> &lt;\u20090.031), sensitivity of 71% and specificity of 43% in feet with MN compared to controls. No difference between IMA 2\/4, 2\/5, 1\/5 or correlation between IPA or IMA and the size of the MN in the MRI was found.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>The results confirm the clinical observation of an increased IPA in patients with MN. An increased IPA should therefore be considered in the diagnosis of MN.<\/jats:p><\/jats:sec>","DOI":"10.1186\/s13047-021-00502-7","type":"journal-article","created":{"date-parts":[[2021,12,4]],"date-time":"2021-12-04T08:03:27Z","timestamp":1638605007000},"update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":3,"title":["The interphalangeal angle as a novel radiological measurement tool for Morton's neuroma \u2013 a matched case\u2010control study"],"prefix":"10.1002","volume":"14","author":[{"given":"Martin","family":"Zaleski","sequence":"first","affiliation":[{"name":"Department of Orthopedics Balgrist University Hospital University of Zurich Forchstrasse 340 8008 Zurich Switzerland"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Timo","family":"Tondelli","sequence":"additional","affiliation":[{"name":"Department of Orthopedics Balgrist University Hospital University of Zurich Forchstrasse 340 8008 Zurich Switzerland"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Sandro","family":"Hodel","sequence":"additional","affiliation":[{"name":"Department of Orthopedics Balgrist University Hospital University of Zurich Forchstrasse 340 8008 Zurich Switzerland"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Dominic","family":"Rigling","sequence":"additional","affiliation":[{"name":"Department of Orthopedics Balgrist University Hospital University of Zurich Forchstrasse 340 8008 Zurich Switzerland"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Stephan","family":"Wirth","sequence":"additional","affiliation":[{"name":"Department of Orthopedics Balgrist University Hospital University of Zurich Forchstrasse 340 8008 Zurich Switzerland"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2021,12,4]]},"reference":[{"key":"e_1_2_12_2_1","doi-asserted-by":"publisher","DOI":"10.1097\/00007611\u2010197607000\u201000014"},{"key":"e_1_2_12_3_1","unstructured":"KasparekM SchneiderW. 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