{"id":"https://openalex.org/W2033432128","doi":"https://doi.org/10.1118/1.4815151","title":"SU-E-T-724: Evaluate the Impact of Bowel Gas Movement in Pancreatic Proton Therapy","display_name":"SU-E-T-724: Evaluate the Impact of Bowel Gas Movement in Pancreatic Proton Therapy","publication_year":2013,"publication_date":"2013-06-01","ids":{"openalex":"https://openalex.org/W2033432128","doi":"https://doi.org/10.1118/1.4815151","mag":"2033432128"},"language":"en","primary_location":{"id":"doi:10.1118/1.4815151","doi":"https://doi.org/10.1118/1.4815151","is_oa":false,"landing_page_url":"https://doi.org/10.1118/1.4815151","pdf_url":null,"source":{"id":"https://openalex.org/S95522064","display_name":"Medical Physics","issn_l":"0094-2405","issn":["0094-2405","1522-8541","2473-4209"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-100","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Medical Physics","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref"],"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/A5068845250","display_name":"Xuanfeng Ding","orcid":"https://orcid.org/0000-0002-1733-6278","observed_orcids":["https://orcid.org/0000-0002-1733-6278"]},"institutions":[{"id":"https://openalex.org/I79576946","display_name":"University of Pennsylvania","ror":"https://ror.org/00b30xv10","country_code":"US","type":"education","lineage":["https://openalex.org/I79576946"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"X Ding","raw_affiliation_strings":["University of Pennsylvania, Philadelphia, PA","Univ. of Pennsylvania, Philadelphia, PA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Pennsylvania, Philadelphia, PA","institution_ids":["https://openalex.org/I79576946"]},{"raw_affiliation_string":"Univ. of Pennsylvania, Philadelphia, PA","institution_ids":["https://openalex.org/I79576946"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109907555","display_name":"Ali Kassaee","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I79576946","display_name":"University of Pennsylvania","ror":"https://ror.org/00b30xv10","country_code":"US","type":"education","lineage":["https://openalex.org/I79576946"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"A Kassaee","raw_affiliation_strings":["University of Pennsylvania, Philadelphia, PA","Univ. of Pennsylvania, Philadelphia, PA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Pennsylvania, Philadelphia, PA","institution_ids":["https://openalex.org/I79576946"]},{"raw_affiliation_string":"Univ. of Pennsylvania, Philadelphia, PA","institution_ids":["https://openalex.org/I79576946"]}]},{"author_position":"middle","author":{"id":null,"display_name":"S Avery","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I79576946","display_name":"University of Pennsylvania","ror":"https://ror.org/00b30xv10","country_code":"US","type":"education","lineage":["https://openalex.org/I79576946"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"S Avery","raw_affiliation_strings":["University of Pennsylvania, Philadelphia, PA","Univ. of Pennsylvania, Philadelphia, PA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Pennsylvania, Philadelphia, PA","institution_ids":["https://openalex.org/I79576946"]},{"raw_affiliation_string":"Univ. of Pennsylvania, Philadelphia, PA","institution_ids":["https://openalex.org/I79576946"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041690124","display_name":"J Metz","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I79576946","display_name":"University of Pennsylvania","ror":"https://ror.org/00b30xv10","country_code":"US","type":"education","lineage":["https://openalex.org/I79576946"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"J Metz","raw_affiliation_strings":["University of Pennsylvania, Philadelphia, PA","Univ. of Pennsylvania, Philadelphia, PA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Pennsylvania, Philadelphia, PA","institution_ids":["https://openalex.org/I79576946"]},{"raw_affiliation_string":"Univ. of Pennsylvania, Philadelphia, PA","institution_ids":["https://openalex.org/I79576946"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5064741252","display_name":"Phil Lichtenwalner","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I79576946","display_name":"University of Pennsylvania","ror":"https://ror.org/00b30xv10","country_code":"US","type":"education","lineage":["https://openalex.org/I79576946"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"P Lichtenwalner","raw_affiliation_strings":["University of Pennsylvania, Philadelphia, PA","Univ. of Pennsylvania, Philadelphia, PA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Pennsylvania, Philadelphia, PA","institution_ids":["https://openalex.org/I79576946"]},{"raw_affiliation_string":"Univ. of Pennsylvania, Philadelphia, PA","institution_ids":["https://openalex.org/I79576946"]}]},{"author_position":"middle","author":{"id":null,"display_name":"L Huang","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I79576946","display_name":"University of Pennsylvania","ror":"https://ror.org/00b30xv10","country_code":"US","type":"education","lineage":["https://openalex.org/I79576946"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"L Huang","raw_affiliation_strings":["University of Pennsylvania, Philadelphia, PA","Univ. of Pennsylvania, Philadelphia, PA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Pennsylvania, Philadelphia, PA","institution_ids":["https://openalex.org/I79576946"]},{"raw_affiliation_string":"Univ. of Pennsylvania, Philadelphia, PA","institution_ids":["https://openalex.org/I79576946"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5074108499","display_name":"Ian Butterwick","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I79576946","display_name":"University of Pennsylvania","ror":"https://ror.org/00b30xv10","country_code":"US","type":"education","lineage":["https://openalex.org/I79576946"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"I Butterwick","raw_affiliation_strings":["University of Pennsylvania, Philadelphia, PA","Univ. of Pennsylvania, Philadelphia, PA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Pennsylvania, Philadelphia, PA","institution_ids":["https://openalex.org/I79576946"]},{"raw_affiliation_string":"Univ. of Pennsylvania, Philadelphia, PA","institution_ids":["https://openalex.org/I79576946"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I79576946"],"apc_list":{"value":3360,"currency":"USD","value_usd":3360},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.14295969,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"40","issue":"6Part22","first_page":"372","last_page":"373"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11176","display_name":"Radiation Therapy and Dosimetry","score":0.6996999979019165,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory Medicine"},"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/T11176","display_name":"Radiation Therapy and Dosimetry","score":0.6996999979019165,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory Medicine"},"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/T10358","display_name":"Advanced Radiotherapy Techniques","score":0.2964000105857849,"subfield":{"id":"https://openalex.org/subfields/3108","display_name":"Radiation"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10958","display_name":"Ultrasound and Hyperthermia Applications","score":0.00019999999494757503,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/passive-scattering-proton-therapy","display_name":"passive scattering proton therapy","score":0.753000020980835},{"id":"https://openalex.org/keywords/dose-variation","display_name":"dose variation","score":0.5040000081062317},{"id":"https://openalex.org/keywords/kidney-dose","display_name":"kidney dose","score":0.8820000290870667},{"id":"https://openalex.org/keywords/target-coverage","display_name":"target coverage","score":0.7170000076293945}],"concepts":[{"id":"https://openalex.org/C2779244869","wikidata":"https://www.wikidata.org/wiki/Q507667","display_name":"Proton therapy","level":3,"score":0.714753270149231},{"id":"https://openalex.org/C2989005","wikidata":"https://www.wikidata.org/wiki/Q214963","display_name":"Nuclear medicine","level":1,"score":0.6240187883377075},{"id":"https://openalex.org/C168834538","wikidata":"https://www.wikidata.org/wiki/Q3705329","display_name":"Beam (structure)","level":2,"score":0.5783563256263733},{"id":"https://openalex.org/C201645570","wikidata":"https://www.wikidata.org/wiki/Q830637","display_name":"Radiation treatment planning","level":3,"score":0.5475581288337708},{"id":"https://openalex.org/C54516573","wikidata":"https://www.wikidata.org/wiki/Q2294","display_name":"Proton","level":2,"score":0.4231290817260742},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.4224853515625},{"id":"https://openalex.org/C509974204","wikidata":"https://www.wikidata.org/wiki/Q180507","display_name":"Radiation therapy","level":2,"score":0.374140202999115},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.3253363072872162},{"id":"https://openalex.org/C126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","level":1,"score":0.2607859969139099},{"id":"https://openalex.org/C185544564","wikidata":"https://www.wikidata.org/wiki/Q81197","display_name":"Nuclear physics","level":1,"score":0.14067089557647705},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.13137418031692505}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1118/1.4815151","doi":"https://doi.org/10.1118/1.4815151","is_oa":false,"landing_page_url":"https://doi.org/10.1118/1.4815151","pdf_url":null,"source":{"id":"https://openalex.org/S95522064","display_name":"Medical Physics","issn_l":"0094-2405","issn":["0094-2405","1522-8541","2473-4209"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-100","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Medical Physics","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3","score":0.9537000060081482}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W7066264575","https://openalex.org/W1991276024","https://openalex.org/W2079898058","https://openalex.org/W7167046403","https://openalex.org/W3204276079","https://openalex.org/W2527785784","https://openalex.org/W1984808032","https://openalex.org/W4387159901","https://openalex.org/W1979609944","https://openalex.org/W6958312947"],"abstract_inverted_index":{"Purpose:":[0],"Current":[1],"pancreatic":[2,77,295],"proton":[3,60,137,213,238,240,296],"planning":[4],"protocol":[5],"overrides":[6],"bowel":[7,21,167,195,206,291],"gas'":[8],"CT":[9,165,262],"Hounsfield":[10],"Unit":[11],"(HU)":[12],"to":[13,36,57,66,106,112,151,170,185,201,204,210,224],"water,":[14],"based":[15,116],"on":[16,117,163],"the":[17,38,41,67,71,95,102,142,152,164,181,186,194,205,211,266,287],"assumption":[18],"of":[19,40,44,53,94,289],"random":[20],"gas":[22,42,68,168,207,229,292],"movement":[23,43,69,208,230,293],"during":[24,70,101,265],"whole":[25,103],"treatment":[26,49,73,104,156,267,298],"course.":[27,74,299],"However,":[28],"no":[29],"follow-up":[30],"dosimetric":[31],"study":[32,55,191],"has":[33],"been":[34],"done":[35],"investigate":[37],"impact":[39],"each":[45],"patient":[46],"in":[47,273,277,294],"his/her":[48],"period.":[50],"The":[51,136],"goal":[52],"this":[54],"is":[56],"assess":[58],"passive-scattering":[59,82],"therapy":[61,297],"(PT)":[62],"dose":[63,108,197,218,275],"variation":[64],"due":[65,203,223],"patient's":[72],"Methods:":[75],"Five":[76],"cancer":[78],"patients":[79,96],"who":[80],"received":[81,97],"PT":[83],"using":[84,141,180,260],"double":[85],"scattering":[86],"and":[87,132,148,246],"uniform":[88],"scanning":[89],"system":[90],"were":[91,120,139,178,220],"identified.":[92],"All":[93,242],"two":[98],"verification":[99,187,254,261],"CTs":[100],"course":[105,268],"evaluate":[107,286],"distribution":[109,276],"change.":[110],"Two":[111],"three":[113],"beam":[114,160,174,183],"arrangements":[115],"individual":[118],"cases":[119],"used":[121],"(two-beam:":[122],"posterior,":[123,128],"right":[124,129],"posterior":[125,130,134,237],"oblique;":[126],"Three-beam:":[127],"oblique":[131],"left":[133],"oblique).":[135],"plans":[138,157],"calculated":[140,162],"Eclipse":[143],"Proton":[144],"Convolution":[145],"Superposition":[146],"algorithm":[147],"delivered":[149],"50.4Gy":[150],"initial":[153,212],"volume.":[154],"Theinitial":[155],"with":[158,166,236],"all":[159,253],"parameters":[161,184],"overridden":[169],"water":[171],"(compensator,":[172],"MLC,":[173],"line":[175],"settings,":[176],"etc)":[177],"recalculated":[179],"same":[182],"CTs.":[188,255],"Results:":[189],"This":[190,257],"shows":[192],"that":[193],"mean":[196],"varies":[198,249],"from":[199],"\u2212135cGy":[200],"+342cGy":[202],"compared":[209],"plan.":[214,241],"A":[215],"large":[216],"kidney":[217],"variations":[219],"also":[221,270],"observed":[222],"inter-fraction":[225],"organ":[226],"motions.":[227],"Bowel":[228],"doesn'":[231],"t":[232],"affect":[233],"target":[234],"coverage":[235],"beams":[239],"plan's":[243],"PTV":[244],"D95":[245,248],"iCTV":[247],"within":[250],"1%":[251],"throughout":[252],"Conclusion:":[256],"evaluation":[258],"method":[259],"data":[263],"sets":[264],"should":[269],"be":[271],"useful":[272],"assessing":[274],"other":[278],"anatomic":[279],"sites.":[280],"Our":[281],"quantitative":[282],"results":[283],"will":[284],"help":[285],"effects":[288],"transient":[290]},"counts_by_year":[],"updated_date":"2026-10-14T16:39:01.820549","created_date":"2016-06-24T00:00:00"}
