{"id":"https://openalex.org/W1995453959","doi":"https://doi.org/10.1148/radiol.2273020299","title":"Effects of Nonionic Intravenous Contrast Agents at PET/CT Imaging: Phantom and Canine Studies","display_name":"Effects of Nonionic Intravenous Contrast Agents at PET/CT Imaging: Phantom and Canine Studies","publication_year":2003,"publication_date":"2003-06-01","ids":{"openalex":"https://openalex.org/W1995453959","doi":"https://doi.org/10.1148/radiol.2273020299","mag":"1995453959","pmid":"https://pubmed.ncbi.nlm.nih.gov/12773683"},"language":"en","primary_location":{"id":"doi:10.1148/radiol.2273020299","doi":"https://doi.org/10.1148/radiol.2273020299","is_oa":false,"landing_page_url":"https://doi.org/10.1148/radiol.2273020299","pdf_url":null,"source":{"id":"https://openalex.org/S50280174","display_name":"Radiology","issn_l":"0033-8419","issn":["0033-8419","1527-1315"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-3","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310315931","host_organization_name":"Radiological Society of North America","host_organization_lineage":["https://openalex.org/P4310315931"],"host_organization_lineage_names":["Radiological Society of North America"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Radiology","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","pubmed"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5043250653","display_name":"Yuji Nakamoto","orcid":"https://orcid.org/0000-0001-5783-8048","observed_orcids":["https://orcid.org/0000-0001-5783-8048"]},"institutions":[{"id":"https://openalex.org/I2799853436","display_name":"Johns Hopkins Medicine","ror":"https://ror.org/037zgn354","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I2799853436"]},{"id":"https://openalex.org/I4210150714","display_name":"Johns Hopkins Hospital","ror":"https://ror.org/05cb1k848","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I2799853436","https://openalex.org/I4210150714"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yuji Nakamoto","raw_affiliation_strings":["Department of Radiology, Division of Nuclear Medicine, Johns Hopkins University Hospital, 601 N Caroline St, Rm 3223, Baltimore, MD 21287-0817, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Radiology, Division of Nuclear Medicine, Johns Hopkins University Hospital, 601 N Caroline St, Rm 3223, Baltimore, MD 21287-0817, USA","institution_ids":["https://openalex.org/I2799853436","https://openalex.org/I4210150714"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005944552","display_name":"Bennett B. Chin","orcid":"https://orcid.org/0000-0002-2907-5968","observed_orcids":["https://orcid.org/0000-0002-2907-5968"]},"institutions":[{"id":"https://openalex.org/I145311948","display_name":"Johns Hopkins University","ror":"https://ror.org/00za53h95","country_code":"US","type":"education","lineage":["https://openalex.org/I145311948"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Bennett B. Chin","raw_affiliation_strings":["Johns Hopkins University ("],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Johns Hopkins University (","institution_ids":["https://openalex.org/I145311948"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039014364","display_name":"Dara L. Kraitchman","orcid":"https://orcid.org/0000-0002-0875-5323","observed_orcids":["https://orcid.org/0000-0002-0875-5323"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Dara L. Kraitchman","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088015692","display_name":"Leo Patrick Lawler","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I145311948","display_name":"Johns Hopkins University","ror":"https://ror.org/00za53h95","country_code":"US","type":"education","lineage":["https://openalex.org/I145311948"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Leo P. Lawler","raw_affiliation_strings":["Johns Hopkins University ("],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Johns Hopkins University (","institution_ids":["https://openalex.org/I145311948"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022735766","display_name":"Laura T. Marshall","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I145311948","display_name":"Johns Hopkins University","ror":"https://ror.org/00za53h95","country_code":"US","type":"education","lineage":["https://openalex.org/I145311948"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Laura T. Marshall","raw_affiliation_strings":["Johns Hopkins University ("],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Johns Hopkins University (","institution_ids":["https://openalex.org/I145311948"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5024722162","display_name":"Richard L. Wahl","orcid":"https://orcid.org/0000-0002-7306-2590","observed_orcids":["https://orcid.org/0000-0002-7306-2590"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Richard L. Wahl","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":8.2808,"has_fulltext":false,"cited_by_count":111,"citation_normalized_percentile":{"value":0.98073567,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":88,"max":99},"biblio":{"volume":"227","issue":"3","first_page":"817","last_page":"824"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10522","display_name":"Medical Imaging Techniques and Applications","score":0.9951000213623047,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10522","display_name":"Medical Imaging Techniques and Applications","score":0.9951000213623047,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T12386","display_name":"Advanced X-ray and CT Imaging","score":0.0010999999940395355,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10372","display_name":"Cardiac Imaging and Diagnostics","score":0.0008999999845400453,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/pet-ct","display_name":"PET/CT","score":0.796999990940094},{"id":"https://openalex.org/keywords/fluorodeoxyglucose","display_name":"fluorodeoxyglucose","score":0.7049999833106995},{"id":"https://openalex.org/keywords/attenuation-correction","display_name":"attenuation correction","score":0.7720000147819519},{"id":"https://openalex.org/keywords/attenuation-map","display_name":"attenuation map","score":0.531000018119812},{"id":"https://openalex.org/keywords/hounsfield-units","display_name":"Hounsfield units","score":0.5529999732971191},{"id":"https://openalex.org/keywords/phantom-study","display_name":"phantom study","score":0.5669999718666077},{"id":"https://openalex.org/keywords/canine-model","display_name":"canine model","score":0.8259999752044678},{"id":"https://openalex.org/keywords/pet-quantification","display_name":"PET quantification","score":0.375}],"concepts":[{"id":"https://openalex.org/C104293457","wikidata":"https://www.wikidata.org/wiki/Q28324852","display_name":"Imaging phantom","level":2,"score":0.8694677352905273},{"id":"https://openalex.org/C2989005","wikidata":"https://www.wikidata.org/wiki/Q214963","display_name":"Nuclear medicine","level":1,"score":0.7563835382461548},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.7125834822654724},{"id":"https://openalex.org/C2776502983","wikidata":"https://www.wikidata.org/wiki/Q690182","display_name":"Contrast (vision)","level":2,"score":0.6760827898979187},{"id":"https://openalex.org/C123688308","wikidata":"https://www.wikidata.org/wiki/Q7309537","display_name":"Correction for attenuation","level":3,"score":0.6244655251502991},{"id":"https://openalex.org/C2775842073","wikidata":"https://www.wikidata.org/wiki/Q208376","display_name":"Positron emission tomography","level":2,"score":0.5808113813400269},{"id":"https://openalex.org/C2985771010","wikidata":"https://www.wikidata.org/wiki/Q32566","display_name":"Computed tomographic","level":3,"score":0.4498351216316223},{"id":"https://openalex.org/C184652730","wikidata":"https://www.wikidata.org/wiki/Q2357982","display_name":"Attenuation","level":2,"score":0.44654303789138794},{"id":"https://openalex.org/C127077266","wikidata":"https://www.wikidata.org/wiki/Q3488638","display_name":"PET-CT","level":3,"score":0.41087356209754944},{"id":"https://openalex.org/C126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","level":1,"score":0.25948888063430786},{"id":"https://openalex.org/C544519230","wikidata":"https://www.wikidata.org/wiki/Q32566","display_name":"Computed tomography","level":2,"score":0.23138007521629333},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1254986822605133},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.08565345406532288}],"mesh":[{"descriptor_ui":"D000818","descriptor_name":"Animals","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D003287","descriptor_name":"Contrast Media","qualifier_ui":"Q000008","qualifier_name":"administration & dosage","is_major_topic":true},{"descriptor_ui":"D004285","descriptor_name":"Dogs","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D007091","descriptor_name":"Image Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D007275","descriptor_name":"Injections, Intravenous","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014055","descriptor_name":"Tomography, Emission-Computed","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D014057","descriptor_name":"Tomography, X-Ray Computed","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D019047","descriptor_name":"Phantoms, Imaging","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D019275","descriptor_name":"Radiopharmaceuticals","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D019788","descriptor_name":"Fluorodeoxyglucose F18","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true}],"locations_count":2,"locations":[{"id":"doi:10.1148/radiol.2273020299","doi":"https://doi.org/10.1148/radiol.2273020299","is_oa":false,"landing_page_url":"https://doi.org/10.1148/radiol.2273020299","pdf_url":null,"source":{"id":"https://openalex.org/S50280174","display_name":"Radiology","issn_l":"0033-8419","issn":["0033-8419","1527-1315"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-3","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310315931","host_organization_name":"Radiological Society of North America","host_organization_lineage":["https://openalex.org/P4310315931"],"host_organization_lineage_names":["Radiological Society of North America"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Radiology","raw_type":"journal-article"},{"id":"pmid:12773683","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/12773683","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Radiology","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being","score":0.6240000128746033}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W1552441825","https://openalex.org/W1909309032","https://openalex.org/W1963661802","https://openalex.org/W2002576676","https://openalex.org/W2006391980","https://openalex.org/W2011209075","https://openalex.org/W2089221057","https://openalex.org/W2093599551","https://openalex.org/W2095833157","https://openalex.org/W2098253496","https://openalex.org/W2099676413","https://openalex.org/W2134165173","https://openalex.org/W2135174050","https://openalex.org/W2140827232","https://openalex.org/W2166072979","https://openalex.org/W2292057435","https://openalex.org/W2330692775"],"related_works":["https://openalex.org/W1075772","https://openalex.org/W2320883057","https://openalex.org/W2261228929","https://openalex.org/W4323872897","https://openalex.org/W2511290244","https://openalex.org/W2006919883","https://openalex.org/W2391079242","https://openalex.org/W2172126507","https://openalex.org/W1940549076","https://openalex.org/W1982233662"],"abstract_inverted_index":{"PURPOSE:":[0],"To":[1],"investigate":[2],"the":[3,48,54,153,159,165,170,177,206,220,251,259,268,289],"effects":[4,231],"of":[5,44,82,144,155,172,188,195,234,242,274,281],"intravenous":[6],"contrast":[7,45,83,100,156,190,244,276,303],"agents":[8],"on":[9,124],"quantitative":[10],"values":[11],"obtained":[12],"with":[13,41,47,61,72,97,164,176,205,300],"a":[14,30,105,189,201,238,243,275],"combined":[15],"positron":[16],"emission":[17,196,248,290],"tomographic":[18,22],"(PET)":[19],"and":[20,29,53,88,95,98,116,134,158,169,215,261],"computed":[21],"(CT)":[23],"scanner":[24],"by":[25,77,111,141],"using":[26,112],"several":[27],"phantoms":[28,210],"dog.":[31,106],"MATERIALS":[32],"AND":[33],"METHODS:":[34],"Fluorine":[35],"18":[36],"fluorodeoxyglucose":[37],"(FDG)":[38],"was":[39,56,91,130,148,162,174,254,292],"mixed":[40],"different":[42,113],"concentrations":[43,66,81,118,273],"agent":[46,84,101,157,191,245,277,304],"same":[49],"syringe":[50],"(phantom":[51,73,78],"1),":[52],"phantom":[55,183,286],"scanned.":[57],"After":[58],"image":[59],"reconstruction":[60],"various":[62,80],"attenuation":[63,114],"maps,":[64,115],"radioactivity":[65,89,117,122],"were":[67,85,102,109,119,232],"compared.":[68,92,120],"Then,":[69],"FDG":[70,235],"solutions":[71],"2)":[74],"or":[75],"surrounded":[76],"3)":[79],"scanned":[86],"repeatedly,":[87],"concentration":[90,123,154],"Finally,":[93],"PET":[94,107],"CT":[96,198],"without":[99],"performed":[103],"in":[104,193,209,258,263,285,295,298],"images":[108,129],"reconstructed":[110],"The":[121,150],"germanium":[125],"68":[126],"(68Ge)-based":[127],"corrected":[128,146],"regarded":[131],"as":[132,138],"standard,":[133],"percentage":[135,160,207,222,252],"bias,":[136],"defined":[137],"difference":[139],"divided":[140],"measured":[142],"activity":[143,284],"68Ge-based":[145],"images,":[147],"assessed.":[149],"relationship":[151],"between":[152],"bias":[161,208,223,253,291],"assessed":[163],"Pearson":[166],"coefficient":[167],"r,":[168],"significance":[171],"correlations":[173],"evaluated":[175],"Fisher":[178],"z":[179],"test.":[180],"RESULTS:":[181],"All":[182],"studies":[184],"demonstrated":[185],"that":[186],"presence":[187,241],"resulted":[192],"overestimation":[194,280],"data.":[197],"numbers":[199],"showed":[200],"strong":[202],"positive":[203],"correlation":[204],"2":[211],"(r":[212,217],"=":[213,218],"0.999)":[214],"3":[216],"0.987);":[219],"maximum":[221],"at":[224],"1,360":[225],"HU":[226],"reached":[227],"approximately":[228],"45%.":[229],"These":[230],"independent":[233],"concentration.":[236],"In":[237],"canine":[239],"model,":[240],"also":[246],"increased":[247],"activity,":[249],"but":[250],"less":[255],"than":[256],"15%":[257],"liver":[260],"smaller":[262],"all":[264],"other":[265],"organs":[266],"except":[267,297],"kidney":[269],"(26%).":[270],"CONCLUSION:":[271],"High":[272],"caused":[278],"considerable":[279],"apparent":[282],"tracer":[283],"studies;":[287],"however,":[288],"relatively":[293],"modest":[294],"vivo,":[296],"areas":[299],"very":[301],"high":[302],"concentrations.":[305]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":5},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":6},{"year":2012,"cited_by_count":7}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2016-06-24T00:00:00"}
