{"id":"https://openalex.org/W7220738550","doi":"https://doi.org/10.4048/jbc.2026.0091","title":"Primary Breast Pure Metaplastic Squamous Cell Carcinoma: A Breast Abscess With Squamous Metaplasia and Malignant Transformation That Mimics Condylomata Acuminata","display_name":"Primary Breast Pure Metaplastic Squamous Cell Carcinoma: A Breast Abscess With Squamous Metaplasia and Malignant Transformation That Mimics Condylomata Acuminata","publication_year":2026,"publication_date":"2026-01-01","ids":{"openalex":"https://openalex.org/W7220738550","doi":"https://doi.org/10.4048/jbc.2026.0091","pmid":"https://pubmed.ncbi.nlm.nih.gov/42834606","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/13745079"},"language":"en","primary_location":{"id":"doi:10.4048/jbc.2026.0091","doi":"https://doi.org/10.4048/jbc.2026.0091","is_oa":true,"landing_page_url":"https://doi.org/10.4048/jbc.2026.0091","pdf_url":null,"source":{"id":"https://openalex.org/S149213541","display_name":"Journal of Breast Cancer","issn_l":"1598-3641","issn":["1598-3641","1738-6756","2092-9900"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-c","jufo-1","kci-registered","norway-1","oarl","poland-70","russia-white-list-2"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Breast Cancer","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://doi.org/10.4048/jbc.2026.0091","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5054261088","display_name":"Jing Wen Loh","orcid":"https://orcid.org/0000-0002-9356-3819","observed_orcids":["https://orcid.org/0000-0002-9356-3819"]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Jing Wen Loh","raw_affiliation_strings":["Breast and Endocrine Surgery Unit, Department of Surgery, Hospital Raja Permaisuri Bainun, Ipoh, Malaysia","Department of Surgery, Hospital Teluk Intan, Teluk Intan, Malaysia"],"raw_orcid":"https://orcid.org/0000-0002-9356-3819","affiliations":[{"raw_affiliation_string":"Breast and Endocrine Surgery Unit, Department of Surgery, Hospital Raja Permaisuri Bainun, Ipoh, Malaysia","institution_ids":[]},{"raw_affiliation_string":"Department of Surgery, Hospital Teluk Intan, Teluk Intan, Malaysia","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5157742120","display_name":"Ai Chen Chan","orcid":"https://orcid.org/0000-0001-9754-0473","observed_orcids":["https://orcid.org/0000-0001-9754-0473"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Ai Chen Chan","raw_affiliation_strings":["Breast and Endocrine Surgery Unit, Department of Surgery, Hospital Raja Permaisuri Bainun, Ipoh, Malaysia"],"raw_orcid":"https://orcid.org/0000-0001-9754-0473","affiliations":[{"raw_affiliation_string":"Breast and Endocrine Surgery Unit, Department of Surgery, Hospital Raja Permaisuri Bainun, Ipoh, Malaysia","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5157747630","display_name":"Bin Abd Rashid Khairi Abdul Kadir Rifaei","orcid":"https://orcid.org/0009-0007-0607-3410","observed_orcids":["https://orcid.org/0009-0007-0607-3410"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Abdul Kadir Rifaei Abd Rashid Khairi","raw_affiliation_strings":["Department of Pathology, Hospital Teluk Intan, Teluk Intan, Malaysia"],"raw_orcid":"https://orcid.org/0009-0007-0607-3410","affiliations":[{"raw_affiliation_string":"Department of Pathology, Hospital Teluk Intan, Teluk Intan, Malaysia","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5008022624","display_name":"Najihah Abu Bakar","orcid":"https://orcid.org/0009-0005-6338-4819","observed_orcids":["https://orcid.org/0009-0005-6338-4819"]},"institutions":[{"id":"https://openalex.org/I2799421553","display_name":"Hospital Kuala Lumpur","ror":"https://ror.org/03n0nnh89","country_code":"MY","type":"healthcare","lineage":["https://openalex.org/I2799421553"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"Najihah Abu Bakar","raw_affiliation_strings":["Department of Radiotherapy and Oncology, Hospital Kuala Lumpur, Kuala Lumpur, Malaysia"],"raw_orcid":"https://orcid.org/0009-0005-6338-4819","affiliations":[{"raw_affiliation_string":"Department of Radiotherapy and Oncology, Hospital Kuala Lumpur, Kuala Lumpur, Malaysia","institution_ids":["https://openalex.org/I2799421553"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5054261088"],"corresponding_institution_ids":[],"apc_list":{"value":500,"currency":"USD","value_usd":500},"apc_paid":{"value":500,"currency":"USD","value_usd":500},"fwci":5.0893,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.8931636,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":95},"biblio":{"volume":"29","issue":"5","first_page":"476","last_page":"476"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11134","display_name":"Breast Lesions and Carcinomas","score":0.9702000021934509,"subfield":{"id":"https://openalex.org/subfields/2734","display_name":"Pathology and Forensic 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/T11134","display_name":"Breast Lesions and Carcinomas","score":0.9702000021934509,"subfield":{"id":"https://openalex.org/subfields/2734","display_name":"Pathology and Forensic 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/T12992","display_name":"Metastasis and carcinoma case studies","score":0.023000000044703484,"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/T12695","display_name":"Urinary and Genital Oncology Studies","score":0.002899999963119626,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"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/breast","display_name":"breast","score":0.6039999723434448},{"id":"https://openalex.org/keywords/breast-abscess","display_name":"breast abscess","score":0.9589999914169312},{"id":"https://openalex.org/keywords/squamous-metaplasia","display_name":"squamous metaplasia","score":0.9860000014305115},{"id":"https://openalex.org/keywords/malignant-transformation","display_name":"malignant transformation","score":0.9750000238418579},{"id":"https://openalex.org/keywords/papillomatous-lesions","display_name":"papillomatous lesions","score":0.8519999980926514},{"id":"https://openalex.org/keywords/p63","display_name":"p63","score":0.8550000190734863},{"id":"https://openalex.org/keywords/p16","display_name":"p16","score":0.9049999713897705},{"id":"https://openalex.org/keywords/local-recurrence","display_name":"local recurrence","score":0.5529999732971191},{"id":"https://openalex.org/keywords/mastectomy","display_name":"mastectomy","score":0.953000009059906},{"id":"https://openalex.org/keywords/axillary-lymph-node-dissection","display_name":"axillary lymph node dissection","score":0.7730000019073486},{"id":"https://openalex.org/keywords/adjuvant-radiotherapy","display_name":"adjuvant radiotherapy","score":0.7639999985694885},{"id":"https://openalex.org/keywords/adjuvant-chemotherapy","display_name":"adjuvant chemotherapy","score":0.8399999737739563}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.869700014591217},{"id":"https://openalex.org/C2778981785","wikidata":"https://www.wikidata.org/wiki/Q7581956","display_name":"Squamous metaplasia","level":3,"score":0.5892000198364258},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.5874999761581421},{"id":"https://openalex.org/C2776047466","wikidata":"https://www.wikidata.org/wiki/Q6823150","display_name":"Metaplastic carcinoma","level":4,"score":0.5662999749183655},{"id":"https://openalex.org/C31033888","wikidata":"https://www.wikidata.org/wiki/Q752076","display_name":"Malignant transformation","level":2,"score":0.503000020980835},{"id":"https://openalex.org/C204232928","wikidata":"https://www.wikidata.org/wiki/Q899285","display_name":"Immunohistochemistry","level":2,"score":0.47440001368522644},{"id":"https://openalex.org/C2775934546","wikidata":"https://www.wikidata.org/wiki/Q179991","display_name":"Biopsy","level":2,"score":0.46560001373291016},{"id":"https://openalex.org/C530470458","wikidata":"https://www.wikidata.org/wiki/Q128581","display_name":"Breast cancer","level":3,"score":0.4627000093460083},{"id":"https://openalex.org/C2777757722","wikidata":"https://www.wikidata.org/wiki/Q848318","display_name":"Mastectomy","level":4,"score":0.4000000059604645},{"id":"https://openalex.org/C143998085","wikidata":"https://www.wikidata.org/wiki/Q162555","display_name":"Oncology","level":1,"score":0.3944999873638153},{"id":"https://openalex.org/C2778303017","wikidata":"https://www.wikidata.org/wiki/Q7998643","display_name":"Wide local excision","level":2,"score":0.38670000433921814},{"id":"https://openalex.org/C509974204","wikidata":"https://www.wikidata.org/wiki/Q180507","display_name":"Radiation therapy","level":2,"score":0.3781000077724457},{"id":"https://openalex.org/C2779357193","wikidata":"https://www.wikidata.org/wiki/Q660713","display_name":"Metaplasia","level":2,"score":0.37139999866485596},{"id":"https://openalex.org/C2781156865","wikidata":"https://www.wikidata.org/wiki/Q827023","display_name":"Lesion","level":2,"score":0.3677000105381012},{"id":"https://openalex.org/C529295009","wikidata":"https://www.wikidata.org/wiki/Q41301","display_name":"Epithelium","level":2,"score":0.34049999713897705},{"id":"https://openalex.org/C207886595","wikidata":"https://www.wikidata.org/wiki/Q1456138","display_name":"Pathological","level":2,"score":0.32249999046325684},{"id":"https://openalex.org/C84606932","wikidata":"https://www.wikidata.org/wiki/Q416496","display_name":"Estrogen receptor","level":4,"score":0.2973000109195709},{"id":"https://openalex.org/C1491633281","wikidata":"https://www.wikidata.org/wiki/Q7868","display_name":"Cell","level":2,"score":0.29420000314712524},{"id":"https://openalex.org/C2910588946","wikidata":"https://www.wikidata.org/wiki/Q7280491","display_name":"Total Mastectomy","level":5,"score":0.2879999876022339},{"id":"https://openalex.org/C150875184","wikidata":"https://www.wikidata.org/wiki/Q6151549","display_name":"Apocrine","level":2,"score":0.27799999713897705},{"id":"https://openalex.org/C146357865","wikidata":"https://www.wikidata.org/wiki/Q1123245","display_name":"Stage (stratigraphy)","level":2,"score":0.27219998836517334},{"id":"https://openalex.org/C2781182431","wikidata":"https://www.wikidata.org/wiki/Q356033","display_name":"Adenocarcinoma","level":3,"score":0.26969999074935913},{"id":"https://openalex.org/C2994491419","wikidata":"https://www.wikidata.org/wiki/Q681817","display_name":"Squamous carcinoma","level":3,"score":0.26759999990463257},{"id":"https://openalex.org/C2777546739","wikidata":"https://www.wikidata.org/wiki/Q33525","display_name":"Carcinoma","level":2,"score":0.267300009727478},{"id":"https://openalex.org/C2777704003","wikidata":"https://www.wikidata.org/wiki/Q4959802","display_name":"Breast surgery","level":4,"score":0.2513999938964844},{"id":"https://openalex.org/C140884156","wikidata":"https://www.wikidata.org/wiki/Q1476681","display_name":"Myoepithelial cell","level":3,"score":0.25130000710487366}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.4048/jbc.2026.0091","doi":"https://doi.org/10.4048/jbc.2026.0091","is_oa":true,"landing_page_url":"https://doi.org/10.4048/jbc.2026.0091","pdf_url":null,"source":{"id":"https://openalex.org/S149213541","display_name":"Journal of Breast Cancer","issn_l":"1598-3641","issn":["1598-3641","1738-6756","2092-9900"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-c","jufo-1","kci-registered","norway-1","oarl","poland-70","russia-white-list-2"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Breast Cancer","raw_type":"journal-article"},{"id":"pmid:42834606","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/42834606","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":"Journal of breast cancer","raw_type":"Case Reports"},{"id":"pmh:oai:pubmedcentral.nih.gov:13745079","doi":null,"is_oa":true,"landing_page_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC13745079/","pdf_url":null,"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-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"J Breast Cancer","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.4048/jbc.2026.0091","doi":"https://doi.org/10.4048/jbc.2026.0091","is_oa":true,"landing_page_url":"https://doi.org/10.4048/jbc.2026.0091","pdf_url":null,"source":{"id":"https://openalex.org/S149213541","display_name":"Journal of Breast Cancer","issn_l":"1598-3641","issn":["1598-3641","1738-6756","2092-9900"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-c","jufo-1","kci-registered","norway-1","oarl","poland-70","russia-white-list-2"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Breast Cancer","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3","score":0.98580002784729}],"study_designs":[{"display_name":"Case Report","id":"https://openalex.org/study-designs/case-report"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":23,"referenced_works":["https://openalex.org/W142131982","https://openalex.org/W1976492743","https://openalex.org/W1991226221","https://openalex.org/W2019534438","https://openalex.org/W2049461128","https://openalex.org/W2051184791","https://openalex.org/W2077555259","https://openalex.org/W2124164669","https://openalex.org/W2129748443","https://openalex.org/W2791939220","https://openalex.org/W2810935840","https://openalex.org/W2909441553","https://openalex.org/W2925004058","https://openalex.org/W3012814620","https://openalex.org/W3024057986","https://openalex.org/W3111363847","https://openalex.org/W3184433759","https://openalex.org/W3200717530","https://openalex.org/W4236462336","https://openalex.org/W4318293895","https://openalex.org/W4385330298","https://openalex.org/W4388997694","https://openalex.org/W4414647182"],"related_works":["https://openalex.org/W2083035790","https://openalex.org/W1683188148","https://openalex.org/W2029713046","https://openalex.org/W42266435","https://openalex.org/W96631521","https://openalex.org/W2103963110","https://openalex.org/W2183689868","https://openalex.org/W2132034500","https://openalex.org/W2772448597","https://openalex.org/W2067094277"],"abstract_inverted_index":{"Pure":[0],"metaplastic":[1],"squamous":[2,41,57,61,107],"cell":[3,62,108],"carcinomas":[4],"(MSCC)":[5],"of":[6,15,49,74,137,144],"the":[7,13,47,75,114,131,142],"breast":[8,23],"are":[9],"rare.":[10],"We":[11],"report":[12],"case":[14,129],"a":[16,22,27,66],"57-year-old":[17],"woman":[18],"who":[19],"presented":[20],"with":[21,43,59,71],"abscess":[24],"in":[25],"whom":[26],"papillomatous":[28],"lesion":[29,69],"was":[30],"identified":[31],"during":[32],"incision":[33],"and":[34,82,90,104,118,123,134,140,147],"drainage.":[35],"The":[36,96],"initial":[37],"biopsy":[38],"demonstrated":[39],"hyperplastic":[40],"epithelium":[42],"koilocytic":[44],"atypia,":[45],"raising":[46],"possibility":[48],"condylomata":[50],"acuminata.":[51],"Subsequent":[52],"wide":[53],"excision":[54],"revealed":[55,78],"extensive":[56],"metaplasia":[58],"invasive":[60],"carcinoma":[63],"arising":[64],"within":[65],"cystic":[67],"papillary":[68],"consistent":[70],"pure":[72,138],"MSCC":[73,139],"breast.":[76],"Immunohistochemistry":[77],"positivity":[79],"for":[80,84],"p63":[81],"negativity":[83],"p16,":[85],"estrogen":[86],"receptor,":[87,89],"progesterone":[88],"human":[91,99],"epidermal":[92],"growth":[93],"receptor":[94],"2.":[95],"investigations":[97],"excluded":[98],"papillomavirus":[100],"infections,":[101],"cutaneous":[102],"origins,":[103],"extramammary":[105],"primary":[106],"carcinomas.":[109],"Following":[110],"early":[111],"local":[112],"recurrence,":[113],"patient":[115],"underwent":[116],"mastectomy":[117],"axillary":[119],"dissection.":[120],"Adjuvant":[121],"radiotherapy":[122],"chemotherapy":[124],"were":[125],"also":[126],"administered.":[127],"This":[128],"highlights":[130],"diagnostic":[132],"challenges":[133],"aggressive":[135],"behavior":[136],"emphasizes":[141],"importance":[143],"clinicopathological":[145],"correlations":[146],"multidisciplinary":[148],"management.":[149]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-11-13T13:42:25.865203","created_date":"2026-10-07T00:00:00"}