{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2024,4,21]],"date-time":"2024-04-21T00:32:50Z","timestamp":1713659570882},"reference-count":8,"publisher":"Springer Science and Business Media LLC","issue":"1","license":[{"start":{"date-parts":[[2024,4,20]],"date-time":"2024-04-20T00:00:00Z","timestamp":1713571200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0"},{"start":{"date-parts":[[2024,4,20]],"date-time":"2024-04-20T00:00:00Z","timestamp":1713571200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0"}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":["BMC Cardiovasc Disord"],"abstract":"<jats:title>Abstract<\/jats:title><jats:sec>\n                <jats:title>Background<\/jats:title>\n                <jats:p>During normal sinus rhythm, atrial depolarization is conducted from right atrium to left atrium through Bachmann\u2019s bundle, and a normal P wave axis which is measured on the frontal plane is between 0\u00ba and +\u200975\u00ba. The change of P wave polarity is helpful for the analysis of origin point.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Case presentation<\/jats:title>\n                <jats:p>We report a patient with negative P wave in lead I. The characteristics of QRS complex in leads V<jats:sub>1<\/jats:sub> to V<jats:sub>6<\/jats:sub> are helpful to preliminarily differential diagnosis. The 12-lead electrocardiogram (ECG) with correct limb leads (right arm-left arm) placement shows sinus rhythm with complete right bundle branch block (RBBB).<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Conclusions<\/jats:title>\n                <jats:p>The change of P wave polarity as well as characteristics of QRS complex can help identify limb-lead reversals.<\/jats:p>\n              <\/jats:sec>","DOI":"10.1186\/s12872-024-03875-2","type":"journal-article","created":{"date-parts":[[2024,4,20]],"date-time":"2024-04-20T08:02:30Z","timestamp":1713600150000},"update-policy":"http:\/\/dx.doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["An interesting electrocardiogram caused by lead reversal"],"prefix":"10.1186","volume":"24","author":[{"given":"Changjun","family":"Li","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Nan","family":"Wang","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Qinghua","family":"Chang","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Dianzhu","family":"Pan","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"297","published-online":{"date-parts":[[2024,4,20]]},"reference":[{"key":"3875_CR1","doi-asserted-by":"publisher","first-page":"174","DOI":"10.1016\/j.ajem.2006.06.018","volume":"25","author":"A Rudiger","year":"2007","unstructured":"Rudiger A, Hellermann JP, Mukherjee R, Follath F, Turina J. Electrocardiographic artifacts due to electrode misplacement and their frequency in different clinical settings. Am J Emerg Med. 2007;25:174\u20138.","journal-title":"Am J Emerg Med"},{"key":"3875_CR2","doi-asserted-by":"crossref","unstructured":"Kopparam R, Liu B, Mallidi J. Incorrect electrocardiogram lead placement in ST-segment-elevation myocardial infarction. JAMA Intern Med. 2023;183(10):1156\u20137.","DOI":"10.1001\/jamainternmed.2023.2254"},{"key":"3875_CR3","first-page":"e010435","volume":"15","author":"LY Chen","year":"2022","unstructured":"Chen LY, Ribeiro ALP, Platonov PG, et al. P Wave parameters and indices: a critical Appraisal of Clinical Utility, challenges, and Future Research-A Consensus Document endorsed by the International Society of Electrocardiology and the International Society for Holter and Noninvasive Electrocardiology. Circ Arrhythm Electrophysiol. 2022;15:e010435.","journal-title":"Circ Arrhythm Electrophysiol"},{"key":"3875_CR4","doi-asserted-by":"publisher","first-page":"333","DOI":"10.1016\/j.joa.2015.03.001","volume":"31","author":"M Safi","year":"2015","unstructured":"Safi M, Khaheshi I, Memaryan M, Akbarzadeh MA. Q wave and ST segment elevation in inferior leads: what is the diagnosis? J Arrhythm. 2015;31:333\u20135.","journal-title":"J Arrhythm"},{"key":"3875_CR5","doi-asserted-by":"publisher","first-page":"72","DOI":"10.1001\/jamainternmed.2021.6778","volume":"182","author":"Q Chang","year":"2022","unstructured":"Chang Q, Jin Y. An unusual wide complex rhythm-what is the diagnosis? JAMA Intern Med. 2022;182:72\u20133.","journal-title":"JAMA Intern Med"},{"key":"3875_CR6","doi-asserted-by":"publisher","first-page":"57","DOI":"10.1016\/j.amjmed.2021.06.044","volume":"135","author":"C Tsai","year":"2022","unstructured":"Tsai C, Tu Y, Dickey S, Mar PL. Large hiatal hernia manifesting as Dextrocardia on Electrocardiogram. Am J Med. 2022;135:57\u20139.","journal-title":"Am J Med"},{"key":"3875_CR7","doi-asserted-by":"publisher","first-page":"62","DOI":"10.1016\/j.jelectrocard.2021.02.014","volume":"66","author":"L Littmann","year":"2021","unstructured":"Littmann L. A new electrocardiographic concept: V1-V2-V3 are not only horizontal, but also frontal plane leads. J Electrocardiol. 2021;66:62\u20138.","journal-title":"J Electrocardiol"},{"key":"3875_CR8","doi-asserted-by":"publisher","first-page":"1893","DOI":"10.1161\/CIRCULATIONAHA.121.057659","volume":"144","author":"Q Chang","year":"2021","unstructured":"Chang Q, Xu Z, Liu R. Acute Inferior Wall Myocardial infarction: what is the Culprit Artery? Circulation. 2021;144:1893\u20135.","journal-title":"Circulation"}],"container-title":["BMC Cardiovascular Disorders"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1186\/s12872-024-03875-2.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/article\/10.1186\/s12872-024-03875-2\/fulltext.html","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1186\/s12872-024-03875-2.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2024,4,20]],"date-time":"2024-04-20T08:03:43Z","timestamp":1713600223000},"score":1,"resource":{"primary":{"URL":"https:\/\/bmccardiovascdisord.biomedcentral.com\/articles\/10.1186\/s12872-024-03875-2"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2024,4,20]]},"references-count":8,"journal-issue":{"issue":"1","published-online":{"date-parts":[[2024,12]]}},"alternative-id":["3875"],"URL":"https:\/\/doi.org\/10.1186\/s12872-024-03875-2","relation":{},"ISSN":["1471-2261"],"issn-type":[{"value":"1471-2261","type":"electronic"}],"subject":[],"published":{"date-parts":[[2024,4,20]]},"assertion":[{"value":"25 August 2023","order":1,"name":"received","label":"Received","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"2 April 2024","order":2,"name":"accepted","label":"Accepted","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"20 April 2024","order":3,"name":"first_online","label":"First Online","group":{"name":"ArticleHistory","label":"Article History"}},{"order":1,"name":"Ethics","group":{"name":"EthicsHeading","label":"Declarations"}},{"value":"The authors declare no competing interests.","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Competing interests"}},{"value":"The subject gave his informed consent. All the procedures performed in this study 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 with comparable ethical standards. The study was approved by the Medical Research Ethics Committee of the First Affiliated Hospital of Jinzhou Medical University.","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Ethics approval and consent to participate"}},{"value":"Informed consent for publication of case report was obtained from patient in written form.","order":4,"name":"Ethics","group":{"name":"EthicsHeading","label":"Consent for publication"}}],"article-number":"217"}}