{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,24]],"date-time":"2026-09-24T21:04:37Z","timestamp":1790283877186,"version":"4.1.0"},"reference-count":29,"publisher":"Springer Science and Business Media LLC","issue":"9","license":[{"start":{"date-parts":[[2018,10,1]],"date-time":"2018-10-01T00:00:00Z","timestamp":1538352000000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/www.springer.com\/tdm"}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":["Int Ophthalmol"],"published-print":{"date-parts":[[2019,9]]},"DOI":"10.1007\/s10792-018-1028-6","type":"journal-article","created":{"date-parts":[[2018,10,1]],"date-time":"2018-10-01T05:13:59Z","timestamp":1538370839000},"page":"1955-1963","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":21,"title":["Normative Pentacam anterior and posterior corneal elevation measurements: effects of age, sex, axial length and white-to-white"],"prefix":"10.1007","volume":"39","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-4567-348X","authenticated-orcid":false,"given":"Ignacio","family":"Almor\u00edn-Fern\u00e1ndez-Vigo","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-9220-8081","authenticated-orcid":false,"given":"In\u00e9s","family":"S\u00e1nchez-Guill\u00e9n","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8745-3464","authenticated-orcid":false,"given":"Jos\u00e9 I.","family":"Fern\u00e1ndez-Vigo","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ana","family":"Macarro-Merino","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Bachar","family":"Kudsieh","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Cristina","family":"Fern\u00e1ndez-Vigo","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jos\u00e9 A.","family":"Fern\u00e1ndez-Vigo","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2018,10,1]]},"reference":[{"key":"1028_CR1","doi-asserted-by":"publisher","first-page":"65","DOI":"10.1016\/j.ajo.2017.03.013","volume":"178","author":"D Wen","year":"2017","unstructured":"Wen D, McAlinden C, Flitcroft I et al (2017) Postoperative efficacy, predictability, safety, and visual quality of laser corneal refractive surgery: a network meta-analysis. Am J Ophthalmol 178:65\u201378. \n                    https:\/\/doi.org\/10.1016\/j.ajo.2017.03.013","journal-title":"Am J Ophthalmol"},{"key":"1028_CR2","doi-asserted-by":"publisher","first-page":"713","DOI":"10.2147\/OPTH.S51313","volume":"10","author":"M Santhiago","year":"2016","unstructured":"Santhiago M, Giacomin N, Smadja D, Bechara S (2016) Ectasia risk factors in refractive surgery. Clin Ophthalmol 10:713\u2013720. \n                    https:\/\/doi.org\/10.2147\/opth.s51313","journal-title":"Clin Ophthalmol"},{"key":"1028_CR3","doi-asserted-by":"publisher","first-page":"1534","DOI":"10.1016\/j.ophtha.2008.02.020","volume":"115","author":"U Sanctis de","year":"2008","unstructured":"de Sanctis U, Loiacono C, Richiardi L et al (2008) Sensitivity and specificity of posterior corneal elevation measured by Pentacam in discriminating keratoconus\/subclinical keratoconus. Ophthalmology 115:1534\u20131539. \n                    https:\/\/doi.org\/10.1016\/j.ophtha.2008.02.020","journal-title":"Ophthalmology"},{"key":"1028_CR4","doi-asserted-by":"publisher","first-page":"28","DOI":"10.1007\/s40135-012-0003-z","volume":"1","author":"R Ambr\u00f3sio","year":"2013","unstructured":"Ambr\u00f3sio R, Faria-Correia F, Ramos I et al (2013) Enhanced screening for ectasia susceptibility among refractive candidates: the role of corneal tomography and biomechanics. Curr Ophthalmol Rep 1:28\u201338. \n                    https:\/\/doi.org\/10.1007\/s40135-012-0003-z","journal-title":"Curr Ophthalmol Rep"},{"issue":"103\u2013109","key":"1028_CR5","doi-asserted-by":"publisher","first-page":"e1","DOI":"10.1016\/j.ajo.2013.08.014","volume":"157","author":"GH Bae","year":"2014","unstructured":"Bae GH, Kim JR, Kim CH et al (2014) Corneal topographic and tomographic analysis of fellow eyes in unilateral keratoconus patients using Pentacam. Am J Ophthalmol 157(103\u2013109):e1. \n                    https:\/\/doi.org\/10.1016\/j.ajo.2013.08.014","journal-title":"Am J Ophthalmol"},{"key":"1028_CR6","doi-asserted-by":"publisher","first-page":"359","DOI":"10.1097\/ICO.0000000000000408","volume":"34","author":"JA Gomes","year":"2015","unstructured":"Gomes JA, Tan D, Rapuano CJ et al (2015) Global consensus on keratoconus and ectatic diseases. Cornea 34:359\u2013369","journal-title":"Cornea"},{"key":"1028_CR7","doi-asserted-by":"publisher","first-page":"130","DOI":"10.4172\/2155-9570.1000130","volume":"2","author":"JT Kim","year":"2011","unstructured":"Kim JT, Cortese M, Belin MW, Ambrosio R Jr, Khachikian SS (2011) Tomographic normal values for corneal elevation and pachymetry in a hyperopic population. J Clin Exp Ophthalmol 2:130. \n                    https:\/\/doi.org\/10.4172\/2155-9570.1000130","journal-title":"J Clin Exp Ophthalmol"},{"key":"1028_CR8","doi-asserted-by":"publisher","first-page":"230","DOI":"10.3928\/1081597X-20130318-01","volume":"29","author":"R Ambr\u00f3sio","year":"2013","unstructured":"Ambr\u00f3sio R, Randleman JB (2013) Screening for ectasia risk: what are we screening for and how should we screen for it? J Refract Surg 29:230\u2013232. \n                    https:\/\/doi.org\/10.3928\/1081597x-20130318-01","journal-title":"J Refract Surg"},{"key":"1028_CR9","doi-asserted-by":"publisher","first-page":"e251","DOI":"10.1111\/j.1755-3768.2010.02053.x","volume":"89","author":"I Kov\u00e1cs","year":"2011","unstructured":"Kov\u00e1cs I, Mih\u00e1ltz K, Ecsedy M et al (2011) The role of reference body selection in calculating posterior corneal elevation and prediction of keratoconus using rotating Scheimpflug camera. Acta Ophthalmol (Copenh) 89:e251\u2013e256. \n                    https:\/\/doi.org\/10.1111\/j.1755-3768.2010.02053.x","journal-title":"Acta Ophthalmol (Copenh)"},{"key":"1028_CR10","doi-asserted-by":"publisher","first-page":"36","DOI":"10.5005\/jp-journals-10025-1075","volume":"3","author":"MA Henriquez","year":"2014","unstructured":"Henriquez MA, Izquierdo L, Da\u00f1in D (2014) Corneal elevation values in normal eyes, forme fruste keratoconus and keratoconus at different stages measured by Scheimpflug imaging. Int J Keratoconus Ectatic Corneal Dis 3:36\u201339. \n                    https:\/\/doi.org\/10.5005\/jp-journals-10025-1075","journal-title":"Int J Keratoconus Ectatic Corneal Dis"},{"key":"1028_CR11","doi-asserted-by":"publisher","first-page":"1348","DOI":"10.1016\/j.jcrs.2013.03.023","volume":"39","author":"O Muftuoglu","year":"2013","unstructured":"Muftuoglu O, Ayar O, Ozulken K et al (2013) Posterior corneal elevation and back difference corneal elevation in diagnosing forme fruste keratoconus in the fellow eyes of unilateral keratoconus patients. J Cataract Refract Surg 39:1348\u20131357. \n                    https:\/\/doi.org\/10.1016\/j.jcrs.2013.03.023","journal-title":"J Cataract Refract Surg"},{"key":"1028_CR12","doi-asserted-by":"publisher","first-page":"911","DOI":"10.1097\/ICO.0b013e3182854774","volume":"32","author":"U Sanctis de","year":"2013","unstructured":"de Sanctis U, Aragno V, Dalmasso P et al (2013) Diagnosis of subclinical keratoconus using posterior elevation measured with 2 different methods. Cornea 32:911\u2013915. \n                    https:\/\/doi.org\/10.1097\/ico.0b013e3182854774","journal-title":"Cornea"},{"key":"1028_CR13","doi-asserted-by":"publisher","first-page":"616","DOI":"10.3928\/1081597X-20140815-02","volume":"30","author":"JC Hern\u00e1ndez-Camarena","year":"2014","unstructured":"Hern\u00e1ndez-Camarena JC, Chirinos-Salda\u00f1a P, Navas A et al (2014) Repeatability, reproducibility, and agreement between three different Scheimpflug systems in measuring corneal and anterior segment biometry. J Refract Surg 30:616\u2013621. \n                    https:\/\/doi.org\/10.3928\/1081597x-20140815-02","journal-title":"J Refract Surg"},{"key":"1028_CR14","doi-asserted-by":"publisher","first-page":"816","DOI":"10.1016\/j.ophtha.2009.01.009","volume":"116","author":"SS Khachikian","year":"2009","unstructured":"Khachikian SS, Belin MW (2009) Posterior elevation in keratoconus. Ophthalmology 116:816","journal-title":"Ophthalmology"},{"key":"1028_CR15","doi-asserted-by":"publisher","first-page":"1198","DOI":"10.1016\/j.jcrs.2012.01.033","volume":"38","author":"E Guilbert","year":"2012","unstructured":"Guilbert E, Saad A, Grise-Dulac A, Gatinel D (2012) Corneal thickness, curvature, and elevation readings in normal corneas: combined Placido\u2013Scheimpflug system versus combined Placido\u2013scanning-slit system. J Cataract Refract Surg 38:1198\u20131206. \n                    https:\/\/doi.org\/10.1016\/j.jcrs.2012.01.033","journal-title":"J Cataract Refract Surg"},{"key":"1028_CR16","doi-asserted-by":"publisher","first-page":"274","DOI":"10.3928\/1081597X-20130318-07","volume":"29","author":"D Smadja","year":"2013","unstructured":"Smadja D, Santhiago MR, Mello GR et al (2013) Influence of the reference surface shape for discriminating between normal corneas, subclinical keratoconus, and keratoconus. J Refract Surg Thorofare NJ 29:274\u2013281. \n                    https:\/\/doi.org\/10.3928\/1081597x-20130318-07","journal-title":"J Refract Surg Thorofare NJ"},{"key":"1028_CR17","doi-asserted-by":"publisher","first-page":"553","DOI":"10.1007\/s10792-016-0291-7","volume":"37","author":"EM Mostafa","year":"2017","unstructured":"Mostafa EM (2017) Comparison between corneal elevation maps using different reference surfaces with Scheimpflug\u2013Placido topographer. Int Ophthalmol 37:553\u2013558. \n                    https:\/\/doi.org\/10.1007\/s10792-016-0291-7","journal-title":"Int Ophthalmol"},{"key":"1028_CR18","doi-asserted-by":"publisher","first-page":"1817","DOI":"10.1016\/j.jcrs.2011.04.030","volume":"37","author":"MT Feng","year":"2011","unstructured":"Feng MT, Belin MW, Ambr\u00f3sio R et al (2011) International values of corneal elevation in normal subjects by rotating Scheimpflug camera. J Cataract Refract Surg 37:1817\u20131821. \n                    https:\/\/doi.org\/10.1016\/j.jcrs.2011.04.030","journal-title":"J Cataract Refract Surg"},{"key":"1028_CR19","doi-asserted-by":"publisher","first-page":"1707","DOI":"10.1016\/j.jcrs.2013.05.042","volume":"39","author":"F Gilani","year":"2013","unstructured":"Gilani F, Cortese M, Ambr\u00f3sio RR et al (2013) Comprehensive anterior segment normal values generated by rotating Scheimpflug tomography. J Cataract Refract Surg 39:1707\u20131712. \n                    https:\/\/doi.org\/10.1016\/j.jcrs.2013.05.042","journal-title":"J Cataract Refract Surg"},{"issue":"32\u201340","key":"1028_CR20","doi-asserted-by":"publisher","first-page":"e2","DOI":"10.1016\/j.ajo.2014.03.018","volume":"158","author":"PR Ruise\u00f1or V\u00e1zquez","year":"2014","unstructured":"Ruise\u00f1or V\u00e1zquez PR, Galletti JD, Minguez N et al (2014) Pentacam Scheimpflug tomography findings in topographically normal patients and subclinical keratoconus cases. Am J Ophthalmol 158(32\u201340):e2. \n                    https:\/\/doi.org\/10.1016\/j.ajo.2014.03.018","journal-title":"Am J Ophthalmol"},{"key":"1028_CR21","doi-asserted-by":"publisher","first-page":"92","DOI":"10.1016\/j.joco.2015.10.007","volume":"27","author":"H Hashemi","year":"2016","unstructured":"Hashemi H, Beiranvand A, Khabazkhoob M et al (2016) Corneal elevation and keratoconus indices in a 40- to 64-year-old population, Shahroud Eye Study. J Curr Ophthalmol 27:92\u201398. \n                    https:\/\/doi.org\/10.1016\/j.joco.2015.10.007","journal-title":"J Curr Ophthalmol"},{"key":"1028_CR22","doi-asserted-by":"publisher","first-page":"1","DOI":"10.1155\/2015\/925414","volume":"2015","author":"F Orucoglu","year":"2015","unstructured":"Orucoglu F, Toker E (2015) Comparative analysis of anterior segment parameters in normal and keratoconus eyes generated by Scheimpflug tomography. J Ophthalmol 2015:1\u20138. \n                    https:\/\/doi.org\/10.1155\/2015\/925414","journal-title":"J Ophthalmol"},{"key":"1028_CR23","doi-asserted-by":"publisher","first-page":"92","DOI":"10.5005\/jp-journals-10025-1018","volume":"1","author":"FF Correia","year":"2012","unstructured":"Correia FF, Ramos I, Lopes B et al (2012) Topometric and tomographic indices for the diagnosis of keratoconus. Int J Keratoconus Ectatic Corneal Dis 1:92\u201399","journal-title":"Int J Keratoconus Ectatic Corneal Dis"},{"key":"1028_CR24","doi-asserted-by":"publisher","first-page":"185","DOI":"10.1016\/j.clae.2016.01.005","volume":"39","author":"J Ying","year":"2016","unstructured":"Ying J, Wang Q, Belin MW et al (2016) Corneal elevation in a large number of myopic Chinese patients. Contact Lens Anterior Eye J Br Contact Lens Assoc 39:185\u2013190. \n                    https:\/\/doi.org\/10.1016\/j.clae.2016.01.005","journal-title":"Contact Lens Anterior Eye J Br Contact Lens Assoc"},{"key":"1028_CR25","doi-asserted-by":"publisher","first-page":"557","DOI":"10.1016\/j.jcrs.2014.05.052","volume":"41","author":"O Muftuoglu","year":"2015","unstructured":"Muftuoglu O, Ayar O, Hurmeric V et al (2015) Comparison of multimetric D index with keratometric, pachymetric, and posterior elevation parameters in diagnosing subclinical keratoconus in fellow eyes of asymmetric keratoconus patients. J Cataract Refract Surg 41:557\u2013565. \n                    https:\/\/doi.org\/10.1016\/j.jcrs.2014.05.052","journal-title":"J Cataract Refract Surg"},{"key":"1028_CR26","doi-asserted-by":"publisher","first-page":"508","DOI":"10.1097\/ICO.0b013e3181fb4fa7","volume":"30","author":"D Gatinel","year":"2011","unstructured":"Gatinel D, Malet J, Hoang-Xuan T, Azar DT (2011) Corneal elevation topography: best fit sphere, elevation distance, asphericity, toricity and clinical implications. Cornea 30:508\u2013515. \n                    https:\/\/doi.org\/10.1097\/ico.0b013e3181fb4fa7","journal-title":"Cornea"},{"key":"1028_CR27","doi-asserted-by":"publisher","first-page":"8359","DOI":"10.1167\/iovs.14-15043","volume":"55","author":"OA Mahroo","year":"2014","unstructured":"Mahroo OA, Oomerjee M, Williams KM et al (2014) High heritability of posterior corneal tomography, as measured by Scheimpflug imaging, in a twin study. Invest Ophthalmol Vis Sci 55:8359\u20138364. \n                    https:\/\/doi.org\/10.1167\/iovs.14-15043","journal-title":"Invest Ophthalmol Vis Sci"},{"key":"1028_CR28","doi-asserted-by":"publisher","DOI":"10.1007\/s10792-017-0614-3","author":"P L\u00f3pez-Montemayor","year":"2017","unstructured":"L\u00f3pez-Montemayor P, Valdez-Garc\u00eda JE, Loya-Garc\u00eda D, Hernandez-Camarena JC (2017) Safety, efficacy and refractive outcomes of LASIK surgery in patients aged 65 or older. Int Ophthalmol. \n                    https:\/\/doi.org\/10.1007\/s10792-017-0614-3","journal-title":"Int Ophthalmol"},{"key":"1028_CR29","doi-asserted-by":"publisher","first-page":"212","DOI":"10.4103\/0974-9233.114800","volume":"20","author":"M Hashemi","year":"2013","unstructured":"Hashemi M, Falavarjani KG, Aghai GH et al (2013) Anterior segment study with the Pentacam Scheimpflug camera in refractive surgery candidates. Middle East Afr J Ophthalmol 20:212. \n                    https:\/\/doi.org\/10.4103\/0974-9233.114793","journal-title":"Middle East Afr J Ophthalmol"}],"container-title":["International Ophthalmology"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/link.springer.com\/content\/pdf\/10.1007\/s10792-018-1028-6.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/link.springer.com\/article\/10.1007\/s10792-018-1028-6\/fulltext.html","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/link.springer.com\/content\/pdf\/10.1007\/s10792-018-1028-6.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2019,10,25]],"date-time":"2019-10-25T19:22:02Z","timestamp":1572031322000},"score":1,"resource":{"primary":{"URL":"http:\/\/link.springer.com\/10.1007\/s10792-018-1028-6"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2018,10,1]]},"references-count":29,"journal-issue":{"issue":"9","published-print":{"date-parts":[[2019,9]]}},"alternative-id":["1028"],"URL":"https:\/\/doi.org\/10.1007\/s10792-018-1028-6","relation":{},"ISSN":["0165-5701","1573-2630"],"issn-type":[{"value":"0165-5701","type":"print"},{"value":"1573-2630","type":"electronic"}],"subject":[],"published":{"date-parts":[[2018,10,1]]},"assertion":[{"value":"22 April 2018","order":1,"name":"received","label":"Received","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"21 September 2018","order":2,"name":"accepted","label":"Accepted","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"1 October 2018","order":3,"name":"first_online","label":"First Online","group":{"name":"ArticleHistory","label":"Article History"}},{"order":1,"name":"Ethics","group":{"name":"EthicsHeading","label":"Compliance with ethical standards"}},{"value":"The authors declare that they have no conflict of interest.","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Conflict of interest"}},{"value":"All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and\/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. Informed consent was obtained from all individual participants included in the study.","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Ethical standards"}}]}}