{"id":"https://openalex.org/W7224000573","doi":"https://doi.org/10.70352/scrj.cr.26-0592","title":"Malignant Perivascular Epithelioid Cell Tumor Originating from the Transverse Mesocolon","display_name":"Malignant Perivascular Epithelioid Cell Tumor Originating from the Transverse Mesocolon","publication_year":2026,"publication_date":"2026-01-01","ids":{"openalex":"https://openalex.org/W7224000573","doi":"https://doi.org/10.70352/scrj.cr.26-0592","pmid":"https://pubmed.ncbi.nlm.nih.gov/42953579","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/13716536"},"language":"en","primary_location":{"id":"doi:10.70352/scrj.cr.26-0592","doi":"https://doi.org/10.70352/scrj.cr.26-0592","is_oa":true,"landing_page_url":"https://doi.org/10.70352/scrj.cr.26-0592","pdf_url":"https://www.jstage.jst.go.jp/article/scrj/12/1/12_cr.26-0592/_pdf","source":{"id":"https://openalex.org/S2738567394","display_name":"Surgical Case Reports","issn_l":"2198-7793","issn":["2198-7793"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","poland-20","russia-white-list-3"],"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Surgical Case Reports","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.jstage.jst.go.jp/article/scrj/12/1/12_cr.26-0592/_pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5159945004","display_name":"Ryo Yokota","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210093346","display_name":"Nippon Medical School Musashi Kosugi Hospital","ror":"https://ror.org/00h5ck659","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210093346"]},{"id":"https://openalex.org/I80188885","display_name":"Nippon Medical School","ror":"https://ror.org/00krab219","country_code":"JP","type":"education","lineage":["https://openalex.org/I80188885"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Ryo Yokota","raw_affiliation_strings":["Department of Gastroenterological Surgery, Nippon Medical School Musashikosugi Hospital, Kawasaki, Kanagawa, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Gastroenterological Surgery, Nippon Medical School Musashikosugi Hospital, Kawasaki, Kanagawa, Japan","institution_ids":["https://openalex.org/I4210093346","https://openalex.org/I80188885"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065022906","display_name":"Ryo Ohta","orcid":"https://orcid.org/0000-0003-2627-2859","observed_orcids":["https://orcid.org/0000-0003-2627-2859"]},"institutions":[{"id":"https://openalex.org/I4210093346","display_name":"Nippon Medical School Musashi Kosugi Hospital","ror":"https://ror.org/00h5ck659","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210093346"]},{"id":"https://openalex.org/I80188885","display_name":"Nippon Medical School","ror":"https://ror.org/00krab219","country_code":"JP","type":"education","lineage":["https://openalex.org/I80188885"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Ryo Ohta","raw_affiliation_strings":["Department of Gastroenterological Surgery, Nippon Medical School Musashikosugi Hospital, Kawasaki, Kanagawa, Japan"],"raw_orcid":"https://orcid.org/0000-0003-2627-2859","affiliations":[{"raw_affiliation_string":"Department of Gastroenterological Surgery, Nippon Medical School Musashikosugi Hospital, Kawasaki, Kanagawa, Japan","institution_ids":["https://openalex.org/I4210093346","https://openalex.org/I80188885"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5069584767","display_name":"Kohki Takeda","orcid":"https://orcid.org/0000-0002-4528-0742","observed_orcids":["https://orcid.org/0000-0002-4528-0742"]},"institutions":[{"id":"https://openalex.org/I4210093346","display_name":"Nippon Medical School Musashi Kosugi Hospital","ror":"https://ror.org/00h5ck659","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210093346"]},{"id":"https://openalex.org/I80188885","display_name":"Nippon Medical School","ror":"https://ror.org/00krab219","country_code":"JP","type":"education","lineage":["https://openalex.org/I80188885"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kohki Takeda","raw_affiliation_strings":["Department of Gastroenterological Surgery, Nippon Medical School Musashikosugi Hospital, Kawasaki, Kanagawa, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Gastroenterological Surgery, Nippon Medical School Musashikosugi Hospital, Kawasaki, Kanagawa, Japan","institution_ids":["https://openalex.org/I4210093346","https://openalex.org/I80188885"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048860981","display_name":"Kumiko Sekiguchi","orcid":"https://orcid.org/0000-0003-2067-4638","observed_orcids":["https://orcid.org/0000-0003-2067-4638"]},"institutions":[{"id":"https://openalex.org/I4210093346","display_name":"Nippon Medical School Musashi Kosugi Hospital","ror":"https://ror.org/00h5ck659","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210093346"]},{"id":"https://openalex.org/I80188885","display_name":"Nippon Medical School","ror":"https://ror.org/00krab219","country_code":"JP","type":"education","lineage":["https://openalex.org/I80188885"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kumiko Sekiguchi","raw_affiliation_strings":["Department of Gastroenterological Surgery, Nippon Medical School Musashikosugi Hospital, Kawasaki, Kanagawa, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Gastroenterological Surgery, Nippon Medical School Musashikosugi Hospital, Kawasaki, Kanagawa, Japan","institution_ids":["https://openalex.org/I4210093346","https://openalex.org/I80188885"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5159961785","display_name":"Takao Shimizu","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210093346","display_name":"Nippon Medical School Musashi Kosugi Hospital","ror":"https://ror.org/00h5ck659","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210093346"]},{"id":"https://openalex.org/I80188885","display_name":"Nippon Medical School","ror":"https://ror.org/00krab219","country_code":"JP","type":"education","lineage":["https://openalex.org/I80188885"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Takao Shimizu","raw_affiliation_strings":["Department of Gastroenterological Surgery, Nippon Medical School Musashikosugi Hospital, Kawasaki, Kanagawa, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Gastroenterological Surgery, Nippon Medical School Musashikosugi Hospital, Kawasaki, Kanagawa, Japan","institution_ids":["https://openalex.org/I4210093346","https://openalex.org/I80188885"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071259250","display_name":"Norio Motoda","orcid":"https://orcid.org/0000-0003-2737-5032","observed_orcids":["https://orcid.org/0000-0003-2737-5032"]},"institutions":[{"id":"https://openalex.org/I4210093346","display_name":"Nippon Medical School Musashi Kosugi Hospital","ror":"https://ror.org/00h5ck659","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210093346"]},{"id":"https://openalex.org/I80188885","display_name":"Nippon Medical School","ror":"https://ror.org/00krab219","country_code":"JP","type":"education","lineage":["https://openalex.org/I80188885"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Norio Motoda","raw_affiliation_strings":["Department of Diagnostic Pathology, Nippon Medical School Musashikosugi Hospital, Kawasaki, Kanagawa, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Diagnostic Pathology, Nippon Medical School Musashikosugi Hospital, Kawasaki, Kanagawa, Japan","institution_ids":["https://openalex.org/I4210093346","https://openalex.org/I80188885"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034839276","display_name":"Nobuhiko Taniai","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210093346","display_name":"Nippon Medical School Musashi Kosugi Hospital","ror":"https://ror.org/00h5ck659","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210093346"]},{"id":"https://openalex.org/I80188885","display_name":"Nippon Medical School","ror":"https://ror.org/00krab219","country_code":"JP","type":"education","lineage":["https://openalex.org/I80188885"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Nobuhiko Taniai","raw_affiliation_strings":["Department of Gastroenterological Surgery, Nippon Medical School Musashikosugi Hospital, Kawasaki, Kanagawa, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Gastroenterological Surgery, Nippon Medical School Musashikosugi Hospital, Kawasaki, Kanagawa, Japan","institution_ids":["https://openalex.org/I4210093346","https://openalex.org/I80188885"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5005997243","display_name":"Akihisa Matsuda","orcid":"https://orcid.org/0000-0002-6468-9375","observed_orcids":["https://orcid.org/0000-0002-6468-9375"]},"institutions":[{"id":"https://openalex.org/I80188885","display_name":"Nippon Medical School","ror":"https://ror.org/00krab219","country_code":"JP","type":"education","lineage":["https://openalex.org/I80188885"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Akihisa Matsuda","raw_affiliation_strings":["Department of Gastroenterological Surgery, Nippon Medical School, Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Gastroenterological Surgery, Nippon Medical School, Tokyo, Japan","institution_ids":["https://openalex.org/I80188885"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5065022906"],"corresponding_institution_ids":["https://openalex.org/I4210093346","https://openalex.org/I80188885"],"apc_list":{"value":1535,"currency":"USD","value_usd":1535},"apc_paid":{"value":1535,"currency":"USD","value_usd":1535},"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.80522547,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"12","issue":"1","first_page":"n/a","last_page":"n/a"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11991","display_name":"Soft tissue tumor case studies","score":0.2363000065088272,"subfield":{"id":"https://openalex.org/subfields/2730","display_name":"Oncology"},"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/T11991","display_name":"Soft tissue tumor case studies","score":0.2363000065088272,"subfield":{"id":"https://openalex.org/subfields/2730","display_name":"Oncology"},"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/T12049","display_name":"Tuberous Sclerosis Complex Research","score":0.16099999845027924,"subfield":{"id":"https://openalex.org/subfields/2716","display_name":"Genetics (clinical)"},"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/T11485","display_name":"Gastrointestinal Tumor Research and Treatment","score":0.15520000457763672,"subfield":{"id":"https://openalex.org/subfields/2715","display_name":"Gastroenterology"},"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/malignant-perivascular-epithelioid-cell-tumor","display_name":"malignant perivascular epithelioid cell tumor","score":0.9049999713897705},{"id":"https://openalex.org/keywords/perivascular-epithelioid-cell-tumor","display_name":"PEComa","score":0.9620000123977661},{"id":"https://openalex.org/keywords/transverse-mesocolon","display_name":"transverse mesocolon","score":0.9010000228881836},{"id":"https://openalex.org/keywords/mesenteric-tumor","display_name":"mesenteric tumor","score":0.9390000104904175},{"id":"https://openalex.org/keywords/transverse-colectomy","display_name":"transverse colectomy","score":0.8220000267028809},{"id":"https://openalex.org/keywords/en-bloc-tumor-resection","display_name":"en bloc tumor resection","score":0.8059999942779541},{"id":"https://openalex.org/keywords/hmb-45","display_name":"HMB-45","score":0.8840000033378601},{"id":"https://openalex.org/keywords/melan-a","display_name":"Melan-A","score":0.9330000281333923},{"id":"https://openalex.org/keywords/smooth-muscle-alpha-actin","display_name":"smooth muscle actin","score":0.9860000014305115},{"id":"https://openalex.org/keywords/tfe3","display_name":"TFE3","score":0.7070000171661377},{"id":"https://openalex.org/keywords/hypervascular-tumor","display_name":"hypervascular tumor","score":0.7620000243186951},{"id":"https://openalex.org/keywords/vascular-invasion","display_name":"vascular invasion","score":0.6039999723434448},{"id":"https://openalex.org/keywords/diagnostic-imaging","display_name":"diagnostic imaging","score":0.3240000009536743}],"concepts":[{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.7145000100135803},{"id":"https://openalex.org/C2910136248","wikidata":"https://www.wikidata.org/wiki/Q7118906","display_name":"Perivascular Epithelioid Cell","level":4,"score":0.6212000250816345},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.6190000176429749},{"id":"https://openalex.org/C118441373","wikidata":"https://www.wikidata.org/wiki/Q1347440","display_name":"Epithelioid cell","level":3,"score":0.4058000147342682},{"id":"https://openalex.org/C3020616263","wikidata":"https://www.wikidata.org/wiki/Q1216998","display_name":"Tumor cells","level":2,"score":0.32910001277923584},{"id":"https://openalex.org/C154954056","wikidata":"https://www.wikidata.org/wiki/Q1604164","display_name":"Transverse plane","level":2,"score":0.3264999985694885},{"id":"https://openalex.org/C57742111","wikidata":"https://www.wikidata.org/wiki/Q7168","display_name":"Histology","level":2,"score":0.2881999909877777},{"id":"https://openalex.org/C126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","level":1,"score":0.28119999170303345},{"id":"https://openalex.org/C3019684167","wikidata":"https://www.wikidata.org/wiki/Q1483951","display_name":"Malignant cells","level":3,"score":0.2806999981403351},{"id":"https://openalex.org/C1491633281","wikidata":"https://www.wikidata.org/wiki/Q7868","display_name":"Cell","level":2,"score":0.26269999146461487},{"id":"https://openalex.org/C2993640289","wikidata":"https://www.wikidata.org/wiki/Q1216998","display_name":"Solid tumor","level":3,"score":0.2567000091075897}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.70352/scrj.cr.26-0592","doi":"https://doi.org/10.70352/scrj.cr.26-0592","is_oa":true,"landing_page_url":"https://doi.org/10.70352/scrj.cr.26-0592","pdf_url":"https://www.jstage.jst.go.jp/article/scrj/12/1/12_cr.26-0592/_pdf","source":{"id":"https://openalex.org/S2738567394","display_name":"Surgical Case Reports","issn_l":"2198-7793","issn":["2198-7793"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","poland-20","russia-white-list-3"],"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Surgical Case Reports","raw_type":"journal-article"},{"id":"pmh:oai:pubmedcentral.nih.gov:13716536","doi":null,"is_oa":true,"landing_page_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC13716536/","pdf_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC13716536/pdf/scr-12-01-26-0592.pdf","source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Surg Case Rep","raw_type":"Text"},{"id":"pmid:42953579","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/42953579","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":"Surgical case reports","raw_type":"Case Reports"}],"best_oa_location":{"id":"doi:10.70352/scrj.cr.26-0592","doi":"https://doi.org/10.70352/scrj.cr.26-0592","is_oa":true,"landing_page_url":"https://doi.org/10.70352/scrj.cr.26-0592","pdf_url":"https://www.jstage.jst.go.jp/article/scrj/12/1/12_cr.26-0592/_pdf","source":{"id":"https://openalex.org/S2738567394","display_name":"Surgical Case Reports","issn_l":"2198-7793","issn":["2198-7793"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","poland-20","russia-white-list-3"],"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Surgical Case Reports","raw_type":"journal-article"},"sustainable_development_goals":[{"score":1.0,"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being"}],"study_designs":[{"id":"https://openalex.org/study-designs/case-report","display_name":"Case Report"}],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7224000573.pdf","grobid_xml":"https://content.openalex.org/works/W7224000573.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2419249972","https://openalex.org/W4409321063","https://openalex.org/W2413464450","https://openalex.org/W2437098123","https://openalex.org/W2427924180","https://openalex.org/W2144841353","https://openalex.org/W3142066827","https://openalex.org/W6939910311","https://openalex.org/W2412986980","https://openalex.org/W240938273"],"abstract_inverted_index":{"INTRODUCTION:":[0],"Perivascular":[1],"epithelioid":[2,134],"cell":[3],"tumors":[4],"(PEComas)":[5],"are":[6,19],"rare":[7],"mesenchymal":[8],"neoplasms":[9],"with":[10,69,84,123,207],"melanocytic":[11],"and":[12,22,72,101,109,143,153,157,169,225],"smooth":[13,154],"muscle":[14,155],"differentiation.":[15],"Primary":[16],"mesenteric":[17,67,78,198],"PEComas":[18],"exceptionally":[20],"uncommon":[21],"usually":[23],"cannot":[24],"be":[25,193],"diagnosed":[26],"from":[27,38,75],"imaging":[28,201,223],"alone.":[29],"We":[30],"report":[31],"a":[32,56,63,96,113],"case":[33],"of":[34,99,174,183],"malignant":[35,162],"PEComa":[36,182],"arising":[37],"the":[39,76,85,103,118,170,184,211],"transverse":[40,119,121,185],"mesocolon.":[41],"CASE":[42],"PRESENTATION:":[43],"A":[44],"34-year-old":[45],"woman":[46],"was":[47,92,105,128,148,167],"referred":[48],"to":[49,94],"our":[50],"department":[51],"after":[52,178],"abdominal":[53],"ultrasonography":[54],"showed":[55,81,132],"large":[57],"intra-abdominal":[58],"mass.":[59],"Contrast-enhanced":[60],"CT":[61],"revealed":[62],"15-cm":[64],"heterogeneous,":[65],"hypervascular":[66,197],"tumor":[68,104,115,126,147,191],"internal":[70],"necrosis":[71],"feeding":[73],"vessels":[74],"superior":[77],"artery.":[79],"MRI":[80],"no":[82],"continuity":[83],"uterus":[86],"or":[87],"ovaries.":[88],"Because":[89],"percutaneous":[90],"biopsy":[91],"considered":[93,194],"carry":[95],"substantial":[97],"risk":[98],"bleeding":[100],"dissemination,":[102],"resected":[106],"for":[107,150,159,214],"diagnosis":[108],"treatment.":[110],"Laparotomy":[111],"demonstrated":[112],"transverse-mesocolic":[114],"directly":[116],"invading":[117],"colon;":[120],"colectomy":[122],"en":[124],"bloc":[125],"resection":[127,206],"performed.":[129],"Histopathological":[130],"evaluation":[131],"pleomorphic":[133],"cells,":[135],"marked":[136],"nuclear":[137],"atypia,":[138],"coagulative":[139],"necrosis,":[140],"vascular":[141],"invasion,":[142],"frequent":[144],"mitoses.":[145],"The":[146,164],"positive":[149],"HMB-45,":[151],"Melan-A,":[152],"actin":[156],"negative":[158,208],"TFE3,":[160],"supporting":[161],"PEComa.":[163],"postoperative":[165],"course":[166],"uneventful,":[168],"patient":[171],"remained":[172],"free":[173],"recurrence":[175,231],"4":[176],"months":[177],"surgery.":[179],"CONCLUSIONS:":[180],"Malignant":[181],"mesocolon":[186],"is":[187,202,210],"extremely":[188],"rare.":[189],"This":[190],"should":[192],"among":[195],"large,":[196],"tumors,":[199],"although":[200],"not":[203],"specific.":[204],"Complete":[205],"margins":[209],"principal":[212],"treatment":[213],"localized":[215],"disease.":[216],"High-risk":[217],"pathological":[218],"features":[219],"justify":[220],"prolonged":[221],"cross-sectional":[222],"surveillance":[224],"multidisciplinary,":[226],"molecularly":[227],"informed":[228],"management":[229],"if":[230],"develops.":[232]},"counts_by_year":[],"updated_date":"2026-11-08T12:12:28.789561","created_date":"2026-10-28T00:00:00"}