{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,18]],"date-time":"2026-08-18T01:46:55Z","timestamp":1787017615519,"version":"build-2736575974"},"reference-count":97,"publisher":"Radiological Society of North America (RSNA)","issue":"6","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["RadioGraphics"],"published-print":{"date-parts":[[2019,10]]},"DOI":"10.1148\/rg.2019190017","type":"journal-article","created":{"date-parts":[[2019,10,7]],"date-time":"2019-10-07T13:01:08Z","timestamp":1570453268000},"page":"1739-1759","source":"Crossref","is-referenced-by-count":24,"title":["Acute Headache in the Emergency Setting"],"prefix":"10.1148","volume":"39","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-1220-0670","authenticated-orcid":false,"given":"Melike","family":"Guryildirim","sequence":"first","affiliation":[{"name":"From the Department of Diagnostic Radiology and Nuclear Medicine, Rush University Medical Center, 1653 W Congress Pkwy, Chicago, IL 60612."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Marinos","family":"Kontzialis","sequence":"additional","affiliation":[{"name":"From the Department of Diagnostic Radiology and Nuclear Medicine, Rush University Medical Center, 1653 W Congress Pkwy, Chicago, IL 60612."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Merve","family":"Ozen","sequence":"additional","affiliation":[{"name":"From the Department of Diagnostic Radiology and Nuclear Medicine, Rush University Medical Center, 1653 W Congress Pkwy, Chicago, IL 60612."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-8283-4070","authenticated-orcid":false,"given":"Mehmet","family":"Kocak","sequence":"additional","affiliation":[{"name":"From the Department of Diagnostic Radiology and Nuclear Medicine, Rush University Medical Center, 1653 W Congress Pkwy, Chicago, IL 60612."}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"1577","reference":[{"issue":"12","key":"r1","doi-asserted-by":"crossref","first-page":"1506","DOI":"10.1001\/archneur.1997.00550240058013","volume":"54","author":"Ramirez-Lassepas M","year":"1997","journal-title":"Arch Neurol"},{"issue":"5","key":"r2","doi-asserted-by":"crossref","first-page":"545","DOI":"10.1007\/s10072-010-0337-y","volume":"31","author":"Torelli P","year":"2010","journal-title":"Neurol Sci"},{"issue":"6","key":"r3","doi-asserted-by":"crossref","first-page":"684","DOI":"10.1111\/j.1468-2982.2006.01093.x","volume":"26","author":"Goldstein JN","year":"2006","journal-title":"Cephalalgia"},{"issue":"3","key":"r4","doi-asserted-by":"crossref","first-page":"327","DOI":"10.1136\/emj.2003.012351","volume":"21","author":"Locker T","year":"2004","journal-title":"Emerg Med J"},{"issue":"8922","key":"r5","doi-asserted-by":"crossref","first-page":"590","DOI":"10.1016\/S0140-6736(94)91970-4","volume":"344","author":"Linn FH","year":"1994","journal-title":"Lancet"},{"key":"r6","doi-asserted-by":"publisher","DOI":"10.1016\/j.jacr.2014.03.024"},{"key":"r7","doi-asserted-by":"publisher","DOI":"10.1111\/j.1468-1331.2008.02279.x"},{"key":"r8","doi-asserted-by":"crossref","first-page":"e8557","DOI":"10.1136\/bmj.e8557","volume":"346","author":"Ducros A","year":"2013","journal-title":"BMJ"},{"key":"r9","doi-asserted-by":"publisher","DOI":"10.1016\/j.neurad.2013.01.003"},{"key":"r10","doi-asserted-by":"publisher","DOI":"10.1111\/acem.13042"},{"issue":"1","key":"r11","first-page":"3","volume":"91","author":"Gill HS","year":"2018","journal-title":"Yale J Biol Med"},{"key":"r12","doi-asserted-by":"publisher","DOI":"10.1056\/NEJMra052760"},{"key":"r13","doi-asserted-by":"publisher","DOI":"10.1111\/acem.12984"},{"issue":"11","key":"r14","doi-asserted-by":"crossref","first-page":"S406","DOI":"10.1016\/j.jacr.2017.08.035","volume":"14","author":"Expert Panel on Neurologic Imaging","year":"2017","journal-title":"J Am Coll Radiol"},{"issue":"11","key":"r15","doi-asserted-by":"crossref","first-page":"S550","DOI":"10.1016\/j.jacr.2017.08.041","volume":"14","author":"Expert Panel on Neurologic Imaging","year":"2017","journal-title":"J Am Coll Radiol"},{"issue":"5","key":"r17","doi-asserted-by":"crossref","first-page":"S34","DOI":"10.1016\/j.jacr.2017.01.051","volume":"14","author":"Expert Panel on Neurologic Imaging","year":"2017","journal-title":"J Am Coll Radiol"},{"key":"r18","doi-asserted-by":"publisher","DOI":"10.2214\/AJR.12.9749"},{"key":"r19","doi-asserted-by":"publisher","DOI":"10.2214\/AJR.10.5329"},{"issue":"4","key":"r20","volume":"2","author":"Kontzialis M","year":"2016","journal-title":"Neurovasc Imaging"},{"issue":"7","key":"r21","doi-asserted-by":"crossref","first-page":"1396","DOI":"10.1161\/01.STR.30.7.1396","volume":"30","author":"Kataoka K","year":"1999","journal-title":"Stroke"},{"key":"r22","doi-asserted-by":"publisher","DOI":"10.1227\/NEU.0b013e31827d1012"},{"key":"r23","doi-asserted-by":"publisher","DOI":"10.1148\/rg.287085054"},{"issue":"2","key":"r24","doi-asserted-by":"crossref","first-page":"167","DOI":"10.1016\/S1474-4422(09)70340-0","volume":"9","author":"van Asch CJ","year":"2010","journal-title":"Lancet Neurol"},{"issue":"16","key":"r25","doi-asserted-by":"crossref","first-page":"e391","DOI":"10.1161\/CIRCULATIONAHA.107.183689","volume":"116","author":"Broderick J","year":"2007","journal-title":"Circulation"},{"issue":"7","key":"r26","doi-asserted-by":"crossref","first-page":"2032","DOI":"10.1161\/STR.0000000000000069","volume":"46","author":"Hemphill JC","year":"2015","journal-title":"Stroke"},{"issue":"1","key":"r27","doi-asserted-by":"crossref","first-page":"59","DOI":"10.1007\/s12028-011-9607-7","volume":"18","author":"Kamel H","year":"2013","journal-title":"Neurocrit Care"},{"key":"r28","doi-asserted-by":"publisher","DOI":"10.1148\/radiol.2018170803"},{"key":"r29","doi-asserted-by":"publisher","DOI":"10.1161\/01.STR.0000126807.69758.0e"},{"issue":"5","key":"r30","doi-asserted-by":"crossref","first-page":"538","DOI":"10.1007\/s12975-014-0351-0","volume":"5","author":"Rutledge WC","year":"2014","journal-title":"Transl Stroke Res"},{"issue":"4","key":"r31","doi-asserted-by":"crossref","first-page":"476","DOI":"10.3171\/jns.1986.65.4.0476","volume":"65","author":"Spetzler RF","year":"1986","journal-title":"J Neurosurg"},{"key":"r32","doi-asserted-by":"publisher","DOI":"10.2214\/AJR.16.17306"},{"key":"r33","doi-asserted-by":"publisher","DOI":"10.1148\/93.5.1071"},{"key":"r34","doi-asserted-by":"publisher","DOI":"10.3174\/ajnr.A2798"},{"key":"r35","doi-asserted-by":"publisher","DOI":"10.1148\/rg.302095728"},{"issue":"3","key":"r36","first-page":"372","volume":"21","author":"Ayberk G","year":"2011","journal-title":"Turk Neurosurg"},{"issue":"1","key":"r37","doi-asserted-by":"crossref","first-page":"34","DOI":"10.7326\/0003-4819-146-1-200701020-00007","volume":"146","author":"Calabrese LH","year":"2007","journal-title":"Ann Intern Med"},{"issue":"1","key":"r38","doi-asserted-by":"crossref","first-page":"223","DOI":"10.1016\/j.jns.2013.12.043","volume":"338","author":"Paliwal PR","year":"2014","journal-title":"J Neurol Sci"},{"issue":"16","key":"r39","doi-asserted-by":"crossref","first-page":"e1468","DOI":"10.1212\/WNL.0000000000006367","volume":"91","author":"de Boysson H","year":"2018","journal-title":"Neurology"},{"key":"r40","doi-asserted-by":"publisher","DOI":"10.3174\/ajnr.A4215"},{"key":"r41","doi-asserted-by":"publisher","DOI":"10.1056\/NEJM199602223340803"},{"key":"r42","doi-asserted-by":"publisher","DOI":"10.2214\/AJR.07.2024"},{"key":"r43","doi-asserted-by":"publisher","DOI":"10.1111\/jon.12551"},{"key":"r44","doi-asserted-by":"publisher","DOI":"10.1016\/S1474-4422(15)00111-8"},{"issue":"1020","key":"r45","doi-asserted-by":"crossref","first-page":"1566","DOI":"10.1259\/bjr\/25273221","volume":"85","author":"Stevens CJ","year":"2012","journal-title":"Br J Radiol"},{"key":"r46","doi-asserted-by":"publisher","DOI":"10.4065\/mcp.2009.0590"},{"key":"r47","doi-asserted-by":"publisher","DOI":"10.3174\/ajnr.A4563"},{"issue":"5","key":"r48","first-page":"S72","volume":"8","author":"Botta R","year":"2017","journal-title":"J Neurosci Rural Pract"},{"issue":"4","key":"r49","doi-asserted-by":"crossref","first-page":"427","DOI":"10.4103\/0976-3147.120236","volume":"4","author":"Alvis-Miranda HR","year":"2013","journal-title":"J Neurosci Rural Pract"},{"key":"r50","doi-asserted-by":"publisher","DOI":"10.4081\/ni.2011.e13"},{"key":"r51","doi-asserted-by":"publisher","DOI":"10.3174\/ajnr.A2504"},{"key":"r52","doi-asserted-by":"publisher","DOI":"10.3174\/ajnr.A3469"},{"key":"r53","doi-asserted-by":"publisher","DOI":"10.1515\/raon-2016-0026"},{"key":"r54","doi-asserted-by":"publisher","DOI":"10.1007\/s00247-018-4273-y"},{"key":"r55","doi-asserted-by":"publisher","DOI":"10.1148\/rg.26si055174"},{"key":"r56","doi-asserted-by":"publisher","DOI":"10.1148\/rg.26si065505"},{"issue":"8","key":"r57","doi-asserted-by":"crossref","first-page":"1517","DOI":"10.1212\/WNL.45.8.1517","volume":"45","author":"Silbert PL","year":"1995","journal-title":"Neurology"},{"issue":"9","key":"r58","doi-asserted-by":"crossref","first-page":"1021","DOI":"10.1136\/jnnp.2006.094359","volume":"77","author":"Arnold M","year":"2006","journal-title":"J Neurol Neurosurg Psychiatry"},{"issue":"6","key":"r59","doi-asserted-by":"crossref","first-page":"1537","DOI":"10.1161\/STROKEAHA.113.001057","volume":"44","author":"von Babo M","year":"2013","journal-title":"Stroke"},{"key":"r60","doi-asserted-by":"publisher","DOI":"10.1148\/rg.286085512"},{"key":"r61","doi-asserted-by":"publisher","DOI":"10.2214\/AJR.08.1688"},{"issue":"11","key":"r62","first-page":"762","volume":"45","author":"Lippman HH","year":"1970","journal-title":"Mayo Clin Proc"},{"key":"r63","doi-asserted-by":"publisher","DOI":"10.1148\/radiol.2221000366"},{"key":"r64","doi-asserted-by":"publisher","DOI":"10.3174\/ajnr.A1455"},{"issue":"4","key":"r65","doi-asserted-by":"crossref","first-page":"917","DOI":"10.1016\/j.emc.2016.06.013","volume":"34","author":"Dorsett M","year":"2016","journal-title":"Emerg Med Clin North Am"},{"issue":"1","key":"r66","doi-asserted-by":"crossref","first-page":"45","DOI":"10.1159\/000324179","volume":"3","author":"Pedroso JL","year":"2011","journal-title":"Case Rep Neurol"},{"key":"r67","doi-asserted-by":"crossref","first-page":"1039","DOI":"10.12659\/AJCR.904648","volume":"18","author":"Taklalsingh N","year":"2017","journal-title":"Am J Case Rep"},{"issue":"9","key":"r68","doi-asserted-by":"crossref","first-page":"1678","DOI":"10.1212\/WNL.43.9.1678","volume":"43","author":"Forsyth PA","year":"1993","journal-title":"Neurology"},{"issue":"4","key":"r69","doi-asserted-by":"crossref","first-page":"270","DOI":"10.1046\/j.1468-2982.1994.1404270.x","volume":"14","author":"V\u00e1zquez-Barquero A","year":"1994","journal-title":"Cephalalgia"},{"issue":"7","key":"r70","doi-asserted-by":"crossref","first-page":"435","DOI":"10.1111\/j.1526-4610.1994.hed3407435.x","volume":"34","author":"Suwanwela N","year":"1994","journal-title":"Headache"},{"issue":"8","key":"r71","first-page":"1470","volume":"21","author":"Armao D","year":"2000","journal-title":"AJNR Am J Neuroradiol"},{"issue":"13","key":"r72","doi-asserted-by":"crossref","first-page":"1159","DOI":"10.1212\/WNL.0b013e3182a55f17","volume":"81","author":"Friedman DI","year":"2013","journal-title":"Neurology"},{"key":"r73","doi-asserted-by":"publisher","DOI":"10.2214\/AJR.13.10874"},{"issue":"4","key":"r74","doi-asserted-by":"crossref","first-page":"330","DOI":"10.1097\/WNO.0b013e318299c292","volume":"33","author":"P\u00e9rez MA","year":"2013","journal-title":"J Neuroophthalmol"},{"issue":"1","key":"r75","doi-asserted-by":"crossref","first-page":"165","DOI":"10.3171\/2011.3.JNS101447","volume":"115","author":"Yang Z","year":"2011","journal-title":"J Neurosurg"},{"issue":"8","key":"r76","doi-asserted-by":"crossref","first-page":"e256","DOI":"10.1097\/MAO.0000000000001092","volume":"37","author":"O\u2019Connell BP","year":"2016","journal-title":"Otol Neurotol"},{"key":"r77","doi-asserted-by":"publisher","DOI":"10.1001\/jama.295.19.2286"},{"key":"r78","doi-asserted-by":"publisher","DOI":"10.1227\/01.NEU.0000097200.18478.7B"},{"issue":"4","key":"r79","doi-asserted-by":"crossref","first-page":"598","DOI":"10.3171\/jns.1996.84.4.0598","volume":"84","author":"Schievink WI","year":"1996","journal-title":"J Neurosurg"},{"issue":"2","key":"r80","doi-asserted-by":"crossref","first-page":"243","DOI":"10.3171\/jns.1998.88.2.0243","volume":"88","author":"Schievink WI","year":"1998","journal-title":"J Neurosurg"},{"issue":"4","key":"r81","doi-asserted-by":"crossref","first-page":"736","DOI":"10.3171\/jns.1994.80.4.0736","volume":"80","author":"Schievink WI","year":"1994","journal-title":"J Neurosurg"},{"issue":"3","key":"r82","doi-asserted-by":"crossref","first-page":"483","DOI":"10.3171\/jns.2002.96.3.0483","volume":"96","author":"Schrijver I","year":"2002","journal-title":"J Neurosurg"},{"issue":"5","key":"r83","doi-asserted-by":"crossref","first-page":"814","DOI":"10.1212\/WNL.58.5.814","volume":"58","author":"Mokri B","year":"2002","journal-title":"Neurology"},{"key":"r84","doi-asserted-by":"publisher","DOI":"10.2214\/AJR.12.8611"},{"issue":"4","key":"r85","first-page":"745","volume":"40","author":"Farb RI","year":"2019","journal-title":"AJNR Am J Neuroradiol"},{"key":"r86","doi-asserted-by":"publisher","DOI":"10.1148\/radiol.2018180732"},{"issue":"1","key":"r87","doi-asserted-by":"crossref","first-page":"76","DOI":"10.1097\/00000542-199801000-00014","volume":"88","author":"Aida S","year":"1998","journal-title":"Anesthesiology"},{"issue":"6","key":"r88","doi-asserted-by":"crossref","first-page":"1809","DOI":"10.1213\/01.ANE.0000065907.85109.B0","volume":"96","author":"Somri M","year":"2003","journal-title":"Anesth Analg"},{"issue":"1","key":"r89","doi-asserted-by":"crossref","first-page":"63","DOI":"10.1016\/j.clineuro.2006.01.006","volume":"109","author":"Dubuisson AS","year":"2007","journal-title":"Clin Neurol Neurosurg"},{"key":"r90","doi-asserted-by":"crossref","first-page":"241","DOI":"10.1007\/BF02956474","volume":"270","author":"Sheehan HL","year":"1948","journal-title":"Ir J Med Sci"},{"issue":"2","key":"r91","doi-asserted-by":"crossref","first-page":"192","DOI":"10.1055\/s-0030-1249229","volume":"30","author":"Ju YE","year":"2010","journal-title":"Semin Neurol"},{"issue":"2","key":"r92","doi-asserted-by":"crossref","first-page":"219","DOI":"10.21037\/qims.2018.03.08","volume":"8","author":"Goyal P","year":"2018","journal-title":"Quant Imaging Med Surg"},{"key":"r93","doi-asserted-by":"publisher","DOI":"10.3171\/JNS\/2008\/108\/5\/0909"},{"issue":"4","key":"r94","doi-asserted-by":"crossref","first-page":"441","DOI":"10.1007\/s11102-017-0804-z","volume":"20","author":"Waqar M","year":"2017","journal-title":"Pituitary"},{"issue":"1","key":"r95","doi-asserted-by":"crossref","first-page":"e66","DOI":"10.1136\/emermed-2012-201712","volume":"31","author":"Zorbalar N","year":"2014","journal-title":"Emerg Med J"},{"key":"r96","doi-asserted-by":"publisher","DOI":"10.3174\/ajnr.A3489"},{"key":"r97","doi-asserted-by":"publisher","DOI":"10.2214\/AJR.07.2425"},{"key":"r98","doi-asserted-by":"publisher","DOI":"10.1016\/j.diii.2016.10.004"}],"container-title":["RadioGraphics"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/pubs.rsna.org\/doi\/pdf\/10.1148\/rg.2019190017","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2021,1,24]],"date-time":"2021-01-24T03:30:53Z","timestamp":1611459053000},"score":1,"resource":{"primary":{"URL":"http:\/\/pubs.rsna.org\/doi\/10.1148\/rg.2019190017"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2019,10]]},"references-count":97,"journal-issue":{"issue":"6","published-print":{"date-parts":[[2019,10]]}},"alternative-id":["10.1148\/rg.2019190017"],"URL":"https:\/\/doi.org\/10.1148\/rg.2019190017","relation":{},"ISSN":["0271-5333","1527-1323"],"issn-type":[{"value":"0271-5333","type":"print"},{"value":"1527-1323","type":"electronic"}],"subject":[],"published":{"date-parts":[[2019,10]]}}}