{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,30]],"date-time":"2025-10-30T14:53:22Z","timestamp":1761836002888,"version":"build-2065373602"},"reference-count":20,"publisher":"Springer Science and Business Media LLC","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2025,10,30]]},"DOI":"10.7759\/cureus.95752","type":"journal-article","created":{"date-parts":[[2025,10,30]],"date-time":"2025-10-30T14:49:12Z","timestamp":1761835752000},"source":"Crossref","is-referenced-by-count":0,"title":["Radiographic Classification of Hallux Valgus Interphalangeus Based on the Center of Rotation of Angulation (CORA): Prevalence, Reliability, and Surgical Implications"],"prefix":"10.7759","author":[{"given":"Suvank","family":"Rout","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Souvagya","family":"Rout","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Ronish","family":"Patidar","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Timothy  H","family":"Williams","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"297","reference":[{"key":"ref1","article-title":"Valgus deviation of the distal phalanx of the great toe","volume":"96","author":"Barnett CH","year":"1962","unstructured":"Barnett CH. Valgus deviation of the distal phalanx of the great toe. J Anat. 1962, 96:171-7.","journal-title":"J Anat"},{"key":"ref2","doi-asserted-by":"publisher","DOI":"10.1016\/j.fas.2015.12.005","article-title":"A radiographic analysis of the contribution of hallux valgus interphalangeus to the total valgus deformity of the hallux","volume":"23","author":"Strydom A","year":"2017","unstructured":"Strydom A, Saragas NP, Ferrao PN. A radiographic analysis of the contribution of hallux valgus interphalangeus to the total valgus deformity of the hallux. Foot Ankle Surg. 2017, 23:27-31. 10.1016\/j.fas.2015.12.005","journal-title":"Foot Ankle Surg"},{"key":"ref3","unstructured":"Hallux interphalangeal angle. (2022). https.\/\/radiopaedia.org\/articles\/hallux-interphalangeal-angle."},{"key":"ref4","article-title":"Clinical memoranda","volume":"2","year":"1935","unstructured":"Clinical memoranda. Br Med J. 1935, 2.580-586.3.","journal-title":"Br Med J"},{"key":"ref5","doi-asserted-by":"publisher","DOI":"10.2147\/ORR.S395950","article-title":"Hallux valgus interphalangeus with large ossicle formation: a case report","volume":"15","author":"Primadhi RA","year":"2023","unstructured":"Primadhi RA, Aditya R, Hidajat NN. Hallux valgus interphalangeus with large ossicle formation: a case report. Orthop Res Rev. 2023, 15:13-7. 10.2147\/ORR.S395950","journal-title":"Orthop Res Rev"},{"key":"ref6","article-title":"Percutaneous osteotomy of the distal phalanx of the hallux. Indications and technique (Article in Spanish)","volume":"86","author":"Ya\u00f1ez Arauz JM","year":"2021","unstructured":"Ya\u00f1ez Arauz JM, Ya\u00f1ez Arauz JM, Terr\u00f3n VM, Machado V, Alfonso M, Villas-Tom\u00e9 C. Percutaneous osteotomy of the distal phalanx of the hallux. Indications and technique (Article in Spanish). Revista De La Asociaci\u00f3n Argentina De Ortopedia Y Traumatolog\u00eda. 2021, 86:139-50.","journal-title":"Revista De La Asociaci\u00f3n Argentina De Ortopedia Y Traumatolog\u00eda"},{"key":"ref7","doi-asserted-by":"publisher","DOI":"10.1186\/s13018-024-05408-1","article-title":"Hallux valgus interphalangeus is more common in juvenile-onset hallux valgus than in adult-onset hallux valgus","volume":"19","author":"Chang AS","year":"2024","unstructured":"Chang AS, Son SW, Park P, Kim HJ, Hwang SH, Park SG, Park YH. Hallux valgus interphalangeus is more common in juvenile-onset hallux valgus than in adult-onset hallux valgus. J Orthop Surg Res. 2024, 19:884. 10.1186\/s13018-024-05408-1","journal-title":"J Orthop Surg Res"},{"key":"ref8","doi-asserted-by":"publisher","DOI":"10.1007\/BF00206143","article-title":"Radiographic features that enable assessment of first metatarsal rotation: the role of pronation in hallux valgus","volume":"22","author":"Eustace S","year":"1993","unstructured":"Eustace S, O'Byrne J, Stack J, Stephens MM. Radiographic features that enable assessment of first metatarsal rotation: the role of pronation in hallux valgus. Skeletal Radiol. 1993, 22:153-6. 10.1007\/BF00206143","journal-title":"Skeletal Radiol"},{"key":"ref9","doi-asserted-by":"publisher","DOI":"10.1016\/j.fas.2011.08.001","article-title":"Hallux valgus interphalangeus deformity: a case series in the pediatric population","volume":"18","author":"Grawe B","year":"2012","unstructured":"Grawe B, Parikh S, Crawford A, Tamai J. Hallux valgus interphalangeus deformity: a case series in the pediatric population. Foot Ankle Surg. 2012, 18:e4-8. 10.1016\/j.fas.2011.08.001","journal-title":"Foot Ankle Surg"},{"key":"ref10","doi-asserted-by":"publisher","DOI":"10.1177\/1938640020950117","article-title":"Reliability of the radiographic measurement of the hallux interphalangeal angle","volume":"15","author":"Khademi M","year":"2022","unstructured":"Khademi M, Saragas NP, Ferrao PN, Strydom A. Reliability of the radiographic measurement of the hallux interphalangeal angle. Foot Ankle Spec. 2022, 15:136-41. 10.1177\/1938640020950117","journal-title":"Foot Ankle Spec"},{"key":"ref11","doi-asserted-by":"publisher","DOI":"10.1177\/2309499019841093","article-title":"A radiographic analysis of the abnormal hallux interphalangeus angle range: considerations for surgeons performing Akin osteotomies","volume":"27","author":"Nguyen JK","year":"2019","unstructured":"Nguyen JK, Sullivan M, Alpuerto BB 2nd, Mueller S, Sly N. A radiographic analysis of the abnormal hallux interphalangeus angle range: considerations for surgeons performing Akin osteotomies. J Orthop Surg (Hong Kong). 2019, 27:2309499019841093. 10.1177\/2309499019841093","journal-title":"J Orthop Surg (Hong Kong)"},{"key":"ref12","doi-asserted-by":"publisher","DOI":"10.1016\/j.fas.2020.09.005","article-title":"Off-axis view radiographs for assessing hallux valgus interphalangeus in hallux valgus deformity: a comparison with the traditional anteroposterior standing radiographs","volume":"27","author":"Kaufmann G","year":"2021","unstructured":"Kaufmann G, Salzberger M, Hofmann M, Moertlbauer L, Hofer-Picout P, Braito M. Off-axis view radiographs for assessing hallux valgus interphalangeus in hallux valgus deformity: a comparison with the traditional anteroposterior standing radiographs. Foot Ankle Surg. 2021, 27:693-9. 10.1016\/j.fas.2020.09.005","journal-title":"Foot Ankle Surg"},{"key":"ref13","doi-asserted-by":"publisher","DOI":"10.1177\/1071100714559072","article-title":"Staple fixation for akin proximal phalangeal osteotomy in the treatment of hallux valgus interphalangeus","volume":"36","author":"Neumann JA","year":"2015","unstructured":"Neumann JA, Reay KD, Bradley KE, Parekh SG. Staple fixation for akin proximal phalangeal osteotomy in the treatment of hallux valgus interphalangeus. Foot Ankle Int. 2015, 36:457-64. 10.1177\/1071100714559072","journal-title":"Foot Ankle Int"},{"key":"ref14","doi-asserted-by":"publisher","DOI":"10.7759\/cureus.57026","article-title":"Akin osteotomy: a review of modern fixation techniques","volume":"16","author":"Eldessouky AH","year":"2024","unstructured":"Eldessouky AH, Khattak MU, Srour AM. Akin osteotomy: a review of modern fixation techniques. Cureus. 2024, 16:e57026. 10.7759\/cureus.57026","journal-title":"Cureus"},{"key":"ref15","doi-asserted-by":"publisher","DOI":"10.1016\/j.fas.2017.02.003","article-title":"Distal Akin osteotomy for hallux valgus interphalangeus","volume":"24","author":"Martinelli N","year":"2018","unstructured":"Martinelli N, Giacalone A, Bianchi A, Hosseinzadeh M, Bonifacini C, Malerba F. Distal Akin osteotomy for hallux valgus interphalangeus. Foot Ankle Surg. 2018, 24:205-7. 10.1016\/j.fas.2017.02.003","journal-title":"Foot Ankle Surg"},{"key":"ref16","doi-asserted-by":"publisher","DOI":"10.1177\/1071100716670389","article-title":"Correction of hallux valgus interphalangeus with an osteotomy of the distal end of the proximal phalanx (distal akin osteotomy)","volume":"38","author":"Vander Griend R","year":"2017","unstructured":"Vander Griend R. Correction of hallux valgus interphalangeus with an osteotomy of the distal end of the proximal phalanx (distal akin osteotomy). Foot Ankle Int. 2017, 38:153-8. 10.1177\/1071100716670389","journal-title":"Foot Ankle Int"},{"key":"ref17","doi-asserted-by":"publisher","DOI":"10.1016\/j.fas.2017.10.020","article-title":"Medial and lateral exostoses of the distal phalanx of the hallux: a potentially painful bunion-like structure. Part 1: incidence and clinical application","volume":"25","author":"Montiel V","year":"2019","unstructured":"Montiel V, Alfonso M, Villas C, Valent\u00ed A. Medial and lateral exostoses of the distal phalanx of the hallux: a potentially painful bunion-like structure. Part 1: incidence and clinical application. Foot Ankle Surg. 2019, 25:158-64. 10.1016\/j.fas.2017.10.020","journal-title":"Foot Ankle Surg"},{"key":"ref18","unstructured":"Hallux Interphalangeal Joint Arthrodesis by Crossed Screw Technique. (2014). https.\/\/www.google.com\/url?sa=t&amp;source=web&amp;rct=j&amp;opi=89978449&amp;url=http:\/\/www.podiatryinstitute.com\/pdfs\/Update_2014\/2...."},{"key":"ref19","doi-asserted-by":"publisher","DOI":"10.7547\/87507315-82-2-85","article-title":"Hallux abductus interphalangeus. Etiology, x-ray evaluation and treatment. 1975","volume":"82","author":"Sorto LA Jr","year":"1992","unstructured":"Sorto LA Jr, Balding MG, Weil LS, Smith SD. Hallux abductus interphalangeus. Etiology, x-ray evaluation and treatment. 1975. J Am Podiatr Med Assoc. 1992, 82:85-97. 10.7547\/87507315-82-2-85","journal-title":"J Am Podiatr Med Assoc"},{"key":"ref20","doi-asserted-by":"publisher","DOI":"10.1016\/j.fas.2018.03.005","article-title":"Hallux valgus interphalangeus: reliability of radiological assessment","volume":"25","author":"Hujazi I","year":"2019","unstructured":"Hujazi I, Yassa R, Sevenoaks H, Khalfaoui M, Barrie J. Hallux valgus interphalangeus: reliability of radiological assessment. Foot Ankle Surg. 2019, 25:507-10. 10.1016\/j.fas.2018.03.005","journal-title":"Foot Ankle Surg"}],"container-title":["Cureus"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/www.cureus.com\/articles\/408656-radiographic-classification-of-hallux-valgus-interphalangeus-based-on-the-center-of-rotation-of-angulation-cora-prevalence-reliability-and-surgical-implications","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,10,30]],"date-time":"2025-10-30T14:49:17Z","timestamp":1761835757000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.cureus.com\/articles\/408656-radiographic-classification-of-hallux-valgus-interphalangeus-based-on-the-center-of-rotation-of-angulation-cora-prevalence-reliability-and-surgical-implications"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2025,10,30]]},"references-count":20,"URL":"https:\/\/doi.org\/10.7759\/cureus.95752","relation":{},"ISSN":["2168-8184"],"issn-type":[{"value":"2168-8184","type":"print"}],"subject":[],"published":{"date-parts":[[2025,10,30]]}}}