{"id":"https://openalex.org/W7140474635","doi":"https://doi.org/10.1227/ons.0000000000002000","title":"Minipterional and Sphenoid Ridge Keyhole Approaches: A Comparative Anatomic Study","display_name":"Minipterional and Sphenoid Ridge Keyhole Approaches: A Comparative Anatomic Study","publication_year":2026,"publication_date":"2026-03-26","ids":{"openalex":"https://openalex.org/W7140474635","doi":"https://doi.org/10.1227/ons.0000000000002000","pmid":"https://pubmed.ncbi.nlm.nih.gov/41885438"},"language":"en","primary_location":{"id":"doi:10.1227/ons.0000000000002000","doi":"https://doi.org/10.1227/ons.0000000000002000","is_oa":false,"landing_page_url":"https://doi.org/10.1227/ons.0000000000002000","pdf_url":null,"source":{"id":"https://openalex.org/S2734605188","display_name":"Operative Neurosurgery","issn_l":"2332-4252","issn":["2332-4252","2332-4260"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","doyens","jufo-1","ki-jl-1","medline","norway-1"],"host_organization":"https://openalex.org/P4310315671","host_organization_name":"Lippincott Williams & Wilkins","host_organization_lineage":["https://openalex.org/P4310315671","https://openalex.org/P4310318547"],"host_organization_lineage_names":["Lippincott Williams & Wilkins","Wolters Kluwer"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Operative Neurosurgery","raw_type":"journal-article"},"volume":null,"type":"article","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/A5078990948","display_name":"Eberval Gadelha Figueiredo\u202c\u202c\u202c","orcid":"https://orcid.org/0000-0001-7754-4178","observed_orcids":["https://orcid.org/0000-0001-7754-4178","https://orcid.org/0000-0001-9094-6622"]},"institutions":[{"id":"https://openalex.org/I17974374","display_name":"Universidade de S\u00e3o Paulo","ror":"https://ror.org/036rp1748","country_code":"BR","type":"education","lineage":["https://openalex.org/I17974374"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Eberval Gadelha Figueiredo","raw_affiliation_strings":["Division of Neurosurgery, University of S\u00e3o Paulo Medical School, S\u00e3o Paulo, Brazil;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Division of Neurosurgery, University of S\u00e3o Paulo Medical School, S\u00e3o Paulo, Brazil;","institution_ids":["https://openalex.org/I17974374"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035788989","display_name":"Helbert de Oliveira Manduca Palmiero","orcid":"https://orcid.org/0000-0001-5951-8371","observed_orcids":["https://orcid.org/0000-0001-5951-8371"]},"institutions":[{"id":"https://openalex.org/I17974374","display_name":"Universidade de S\u00e3o Paulo","ror":"https://ror.org/036rp1748","country_code":"BR","type":"education","lineage":["https://openalex.org/I17974374"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Helbert de Oliveira Manduca Palmiero","raw_affiliation_strings":["Division of Neurosurgery, University of S\u00e3o Paulo Medical School, S\u00e3o Paulo, Brazil;"],"raw_orcid":"https://orcid.org/0000-0001-5951-8371","affiliations":[{"raw_affiliation_string":"Division of Neurosurgery, University of S\u00e3o Paulo Medical School, S\u00e3o Paulo, Brazil;","institution_ids":["https://openalex.org/I17974374"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005474553","display_name":"Stefan W. Koester","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1324766304","display_name":"Barrow Neurological Institute","ror":"https://ror.org/01fwrsq33","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1324766304","https://openalex.org/I1325481341","https://openalex.org/I2802827176"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Stefan W. Koester","raw_affiliation_strings":["Barrow Neurological Institute, Phoenix, Arizona, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Barrow Neurological Institute, Phoenix, Arizona, USA","institution_ids":["https://openalex.org/I1324766304"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5130699248","display_name":"Paulo Freitas","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I17974374","display_name":"Universidade de S\u00e3o Paulo","ror":"https://ror.org/036rp1748","country_code":"BR","type":"education","lineage":["https://openalex.org/I17974374"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Paulo Freitas","raw_affiliation_strings":["Division of Neurosurgery, University of S\u00e3o Paulo Medical School, S\u00e3o Paulo, Brazil;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Division of Neurosurgery, University of S\u00e3o Paulo Medical School, S\u00e3o Paulo, Brazil;","institution_ids":["https://openalex.org/I17974374"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5089312606","display_name":"Michael T. Lawton","orcid":"https://orcid.org/0000-0002-8020-6388","observed_orcids":["https://orcid.org/0000-0002-8020-6388","https://orcid.org/0000-0002-1887-3980"]},"institutions":[{"id":"https://openalex.org/I1324766304","display_name":"Barrow Neurological Institute","ror":"https://ror.org/01fwrsq33","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1324766304","https://openalex.org/I1325481341","https://openalex.org/I2802827176"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Michael T. Lawton","raw_affiliation_strings":["Barrow Neurological Institute, Phoenix, Arizona, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Barrow Neurological Institute, Phoenix, Arizona, USA","institution_ids":["https://openalex.org/I1324766304"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.20100986,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10420","display_name":"Intracranial Aneurysms: Treatment and Complications","score":0.5849999785423279,"subfield":{"id":"https://openalex.org/subfields/2728","display_name":"Neurology"},"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/T10420","display_name":"Intracranial Aneurysms: Treatment and Complications","score":0.5849999785423279,"subfield":{"id":"https://openalex.org/subfields/2728","display_name":"Neurology"},"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/T12622","display_name":"Neurosurgical Procedures and Complications","score":0.22220000624656677,"subfield":{"id":"https://openalex.org/subfields/2728","display_name":"Neurology"},"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/T13735","display_name":"History of Medical Practice","score":0.040300000458955765,"subfield":{"id":"https://openalex.org/subfields/2728","display_name":"Neurology"},"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/pterional-craniotomy","display_name":"pterional craniotomy","score":0.9100000262260437},{"id":"https://openalex.org/keywords/transsylvian-approach","display_name":"transsylvian approach","score":0.8140000104904175},{"id":"https://openalex.org/keywords/minimally-invasive-craniotomy","display_name":"minimally invasive craniotomy","score":0.7929999828338623},{"id":"https://openalex.org/keywords/surgical-exposure","display_name":"surgical exposure","score":0.703000009059906},{"id":"https://openalex.org/keywords/circle-of-willis","display_name":"circle of Willis","score":0.9800000190734863},{"id":"https://openalex.org/keywords/internal-carotid-artery","display_name":"internal carotid artery","score":0.7839999794960022},{"id":"https://openalex.org/keywords/posterior-cerebral-artery","display_name":"posterior cerebral artery","score":0.9620000123977661},{"id":"https://openalex.org/keywords/middle-cerebral-artery","display_name":"middle cerebral artery","score":0.8320000171661377},{"id":"https://openalex.org/keywords/tuberculum-sellae","display_name":"tuberculum sellae","score":0.9340000152587891},{"id":"https://openalex.org/keywords/cadaver-dissection","display_name":"cadaveric dissection","score":0.6600000262260437}],"concepts":[{"id":"https://openalex.org/C2776139624","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Keyhole","level":3,"score":0.9488000273704529},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.8831999897956848},{"id":"https://openalex.org/C32277403","wikidata":"https://www.wikidata.org/wiki/Q740445","display_name":"Ridge","level":2,"score":0.7121000289916992},{"id":"https://openalex.org/C2778871575","wikidata":"https://www.wikidata.org/wiki/Q514921","display_name":"Craniotomy","level":2,"score":0.6686999797821045},{"id":"https://openalex.org/C36464697","wikidata":"https://www.wikidata.org/wiki/Q451553","display_name":"Visualization","level":2,"score":0.5048999786376953},{"id":"https://openalex.org/C105702510","wikidata":"https://www.wikidata.org/wiki/Q514","display_name":"Anatomy","level":1,"score":0.49470001459121704},{"id":"https://openalex.org/C2777765327","wikidata":"https://www.wikidata.org/wiki/Q16321","display_name":"Sphenoid bone","level":3,"score":0.34860000014305115},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.32850000262260437},{"id":"https://openalex.org/C141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","level":1,"score":0.2906999886035919},{"id":"https://openalex.org/C3017515162","wikidata":"https://www.wikidata.org/wiki/Q1570144","display_name":"Lateral wall","level":2,"score":0.2809000015258789},{"id":"https://openalex.org/C2781437307","wikidata":"https://www.wikidata.org/wiki/Q977628","display_name":"Microsurgery","level":2,"score":0.26600000262260437},{"id":"https://openalex.org/C3019477240","wikidata":"https://www.wikidata.org/wiki/Q1755504","display_name":"Invasive surgery","level":2,"score":0.2522999942302704},{"id":"https://openalex.org/C91762617","wikidata":"https://www.wikidata.org/wiki/Q48422","display_name":"Cadaver","level":2,"score":0.2515000104904175}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1227/ons.0000000000002000","doi":"https://doi.org/10.1227/ons.0000000000002000","is_oa":false,"landing_page_url":"https://doi.org/10.1227/ons.0000000000002000","pdf_url":null,"source":{"id":"https://openalex.org/S2734605188","display_name":"Operative Neurosurgery","issn_l":"2332-4252","issn":["2332-4252","2332-4260"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","doyens","jufo-1","ki-jl-1","medline","norway-1"],"host_organization":"https://openalex.org/P4310315671","host_organization_name":"Lippincott Williams & Wilkins","host_organization_lineage":["https://openalex.org/P4310315671","https://openalex.org/P4310318547"],"host_organization_lineage_names":["Lippincott Williams & Wilkins","Wolters Kluwer"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Operative Neurosurgery","raw_type":"journal-article"},{"id":"pmid:41885438","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/41885438","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":"Operative neurosurgery (Hagerstown, Md.)","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8371999859809875,"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3"}],"sustainable_development_goals_aurora":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W1966511271","https://openalex.org/W2017861836","https://openalex.org/W2076018207","https://openalex.org/W2079273181","https://openalex.org/W2156491341","https://openalex.org/W2159840486","https://openalex.org/W2274552587","https://openalex.org/W2335360326","https://openalex.org/W2416075466","https://openalex.org/W2783950960","https://openalex.org/W2943277124","https://openalex.org/W2992249345","https://openalex.org/W3026134187"],"related_works":[],"abstract_inverted_index":{"BACKGROUND":[0],"AND":[1],"OBJECTIVES:":[2],"The":[3,112],"pterional":[4],"craniotomy":[5,210],"provides":[6,211],"excellent":[7],"transsylvian":[8,244],"exposure":[9,47,87,96,120,145,215],"but":[10],"comes":[11],"with":[12,204],"cosmetic":[13],"and":[14,26,51,64,94,159,180,216,238,250],"functional":[15],"drawbacks.":[16],"Minimally":[17],"invasive":[18,241],"alternatives,":[19],"including":[20],"the":[21,45,82,124,147,172,181,205,208,225,232],"sphenoid":[22],"ridge":[23],"keyhole":[24],"(SRK)":[25],"minipterional":[27],"(MiniPT)":[28],"approaches,":[29],"strive":[30],"to":[31,123,198,221],"reduce":[32],"morbidity":[33],"while":[34],"maintaining":[35],"adequate":[36],"surgical":[37,119,214],"access.":[38],"No":[39,167],"previous":[40],"study":[41],"has":[42],"directly":[43],"compared":[44,105,122],"anatomic":[46],"offered":[48,115],"by":[49],"MiniPT":[50,65,113,139,189,209,233],"SRK.":[52],"METHODS:":[53],"Eight":[54],"adult":[55],"cadaveric":[56],"heads":[57],"were":[58,67,104],"dissected.":[59],"Each":[60],"specimen":[61],"underwent":[62],"SRK,":[63],"craniotomies":[66],"performed":[68],"sequentially.":[69],"A":[70],"neuronavigation":[71],"system":[72],"recorded":[73],"3-dimensional":[74],"coordinates":[75],"of":[76,84,227],"5":[77],"key":[78],"anatomical":[79,200],"targets":[80],"around":[81,224],"circle":[83,226],"Willis.":[85,228],"Surgical":[86],"area":[88,121],"was":[89,97,169],"calculated":[90],"using":[91,99,108],"vector":[92,100],"cross-products,":[93],"angular":[95,144,219],"determined":[98],"dot":[101],"products.":[102],"Measurements":[103],"between":[106],"techniques":[107],"Student":[109],"t-tests.":[110],"RESULTS:":[111],"approach":[114,126],"a":[116,217,235],"significantly":[117,142,212],"larger":[118],"SRK":[125,206],"(882.3":[127],"\u00b1":[128,133],"93.8":[129],"mm2":[130],"vs":[131],"442.2":[132],"110.8":[134],"mm2;":[135],"P":[136],"<":[137],".001).":[138],"also":[140],"provided":[141],"wider":[143],"for":[146,171,243],"tuberculum":[148],"sellae":[149],"(P":[150,156,164,177,186],"=":[151,157,165,178,187],".03),":[152],"internal":[153],"carotid":[154],"artery":[155,163,176,185],".01),":[158],"contralateral":[160,173],"posterior":[161,183],"cerebral":[162,175,184],".015).":[166],"difference":[168],"found":[170],"middle":[174],".85)":[179],"ipsilateral":[182],".06).":[188],"consistently":[190],"delivered":[191],"broader":[192,218],"operative":[193],"angles,":[194],"improving":[195],"multidirectional":[196],"access":[197,220],"deep":[199],"targets.":[201],"CONCLUSION:":[202],"Compared":[203],"approach,":[207],"better":[213],"critical":[222],"structures":[223],"These":[229],"results":[230],"support":[231],"as":[234],"more":[236],"effective":[237],"versatile":[239],"minimally":[240],"alternative":[242],"approaches":[245],"that":[246],"require":[247],"improved":[248],"visualization":[249],"maneuverability.":[251]},"counts_by_year":[],"updated_date":"2026-10-01T08:54:57.152042","created_date":"2026-03-27T00:00:00"}
