{"id":"https://openalex.org/W7225638754","doi":"https://doi.org/10.1186/s12885-026-17121-9","title":"Relapse patterns and clinical outcomes after BCMA-directed CAR-T therapy in multiple myeloma: a real-world single-center study","display_name":"Relapse patterns and clinical outcomes after BCMA-directed CAR-T therapy in multiple myeloma: a real-world single-center study","publication_year":2026,"publication_date":"2026-11-10","ids":{"openalex":"https://openalex.org/W7225638754","doi":"https://doi.org/10.1186/s12885-026-17121-9"},"language":"en","primary_location":{"id":"doi:10.1186/s12885-026-17121-9","doi":"https://doi.org/10.1186/s12885-026-17121-9","is_oa":true,"landing_page_url":"https://doi.org/10.1186/s12885-026-17121-9","pdf_url":null,"source":{"id":"https://openalex.org/S192926780","display_name":"BMC Cancer","issn_l":"1471-2407","issn":["1471-2407"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","dongbi-c","doyens","jufo-1","ki-jl-1","medline","norway-1","oarl","poland-100","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320256","host_organization_name":"BioMed Central","host_organization_lineage":["https://openalex.org/P4310320256","https://openalex.org/P4310319965"],"host_organization_lineage_names":["BioMed Central","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":"BMC Cancer","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1186/s12885-026-17121-9","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5128295069","display_name":"Qiling Bu","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I183519381","display_name":"Capital Medical University","ror":"https://ror.org/013xs5b60","country_code":"CN","type":"education","lineage":["https://openalex.org/I183519381"]},{"id":"https://openalex.org/I2800232565","display_name":"Beijing Chao-Yang Hospital, Capital Medical University","ror":"https://ror.org/01eff5662","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I2800232565","https://openalex.org/I4210110145","https://openalex.org/I4210135108"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qiling Bu","raw_affiliation_strings":["Department of Hematology, Beijing Chao-Yang Hospital, Capital Medical University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Hematology, Beijing Chao-Yang Hospital, Capital Medical University, Beijing, China","institution_ids":["https://openalex.org/I183519381","https://openalex.org/I2800232565"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5152331145","display_name":"Yiwen Jiang","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I183519381","display_name":"Capital Medical University","ror":"https://ror.org/013xs5b60","country_code":"CN","type":"education","lineage":["https://openalex.org/I183519381"]},{"id":"https://openalex.org/I2800232565","display_name":"Beijing Chao-Yang Hospital, Capital Medical University","ror":"https://ror.org/01eff5662","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I2800232565","https://openalex.org/I4210110145","https://openalex.org/I4210135108"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yiwen Jiang","raw_affiliation_strings":["Department of Hematology, Beijing Chao-Yang Hospital, Capital Medical University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Hematology, Beijing Chao-Yang Hospital, Capital Medical University, Beijing, China","institution_ids":["https://openalex.org/I183519381","https://openalex.org/I2800232565"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5161354488","display_name":"Huixing Zhou","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I183519381","display_name":"Capital Medical University","ror":"https://ror.org/013xs5b60","country_code":"CN","type":"education","lineage":["https://openalex.org/I183519381"]},{"id":"https://openalex.org/I2800232565","display_name":"Beijing Chao-Yang Hospital, Capital Medical University","ror":"https://ror.org/01eff5662","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I2800232565","https://openalex.org/I4210110145","https://openalex.org/I4210135108"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Huixing Zhou","raw_affiliation_strings":["Department of Hematology, Beijing Chao-Yang Hospital, Capital Medical University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Hematology, Beijing Chao-Yang Hospital, Capital Medical University, Beijing, China","institution_ids":["https://openalex.org/I183519381","https://openalex.org/I2800232565"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101132928","display_name":"Zhang Zhiyao","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I183519381","display_name":"Capital Medical University","ror":"https://ror.org/013xs5b60","country_code":"CN","type":"education","lineage":["https://openalex.org/I183519381"]},{"id":"https://openalex.org/I2800232565","display_name":"Beijing Chao-Yang Hospital, Capital Medical University","ror":"https://ror.org/01eff5662","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I2800232565","https://openalex.org/I4210110145","https://openalex.org/I4210135108"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhiyao Zhang","raw_affiliation_strings":["Department of Hematology, Beijing Chao-Yang Hospital, Capital Medical University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Hematology, Beijing Chao-Yang Hospital, Capital Medical University, Beijing, China","institution_ids":["https://openalex.org/I183519381","https://openalex.org/I2800232565"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5161312072","display_name":"Aijun Liu","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I183519381","display_name":"Capital Medical University","ror":"https://ror.org/013xs5b60","country_code":"CN","type":"education","lineage":["https://openalex.org/I183519381"]},{"id":"https://openalex.org/I2800232565","display_name":"Beijing Chao-Yang Hospital, Capital Medical University","ror":"https://ror.org/01eff5662","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I2800232565","https://openalex.org/I4210110145","https://openalex.org/I4210135108"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Aijun Liu","raw_affiliation_strings":["Department of Hematology, Beijing Chao-Yang Hospital, Capital Medical University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Hematology, Beijing Chao-Yang Hospital, Capital Medical University, Beijing, China","institution_ids":["https://openalex.org/I183519381","https://openalex.org/I2800232565"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101450908","display_name":"Wen Gao","orcid":"https://orcid.org/0000-0002-8130-6073","observed_orcids":["https://orcid.org/0000-0002-8130-6073"]},"institutions":[{"id":"https://openalex.org/I183519381","display_name":"Capital Medical University","ror":"https://ror.org/013xs5b60","country_code":"CN","type":"education","lineage":["https://openalex.org/I183519381"]},{"id":"https://openalex.org/I2800232565","display_name":"Beijing Chao-Yang Hospital, Capital Medical University","ror":"https://ror.org/01eff5662","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I2800232565","https://openalex.org/I4210110145","https://openalex.org/I4210135108"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wen Gao","raw_affiliation_strings":["Department of Hematology, Beijing Chao-Yang Hospital, Capital Medical University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Hematology, Beijing Chao-Yang Hospital, Capital Medical University, Beijing, China","institution_ids":["https://openalex.org/I183519381","https://openalex.org/I2800232565"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5161311638","display_name":"Guangzhong Yang","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I183519381","display_name":"Capital Medical University","ror":"https://ror.org/013xs5b60","country_code":"CN","type":"education","lineage":["https://openalex.org/I183519381"]},{"id":"https://openalex.org/I2800232565","display_name":"Beijing Chao-Yang Hospital, Capital Medical University","ror":"https://ror.org/01eff5662","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I2800232565","https://openalex.org/I4210110145","https://openalex.org/I4210135108"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guangzhong Yang","raw_affiliation_strings":["Department of Hematology, Beijing Chao-Yang Hospital, Capital Medical University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Hematology, Beijing Chao-Yang Hospital, Capital Medical University, Beijing, China","institution_ids":["https://openalex.org/I183519381","https://openalex.org/I2800232565"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5161356509","display_name":"Yin Wu","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I183519381","display_name":"Capital Medical University","ror":"https://ror.org/013xs5b60","country_code":"CN","type":"education","lineage":["https://openalex.org/I183519381"]},{"id":"https://openalex.org/I2800232565","display_name":"Beijing Chao-Yang Hospital, Capital Medical University","ror":"https://ror.org/01eff5662","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I2800232565","https://openalex.org/I4210110145","https://openalex.org/I4210135108"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yin Wu","raw_affiliation_strings":["Department of Hematology, Beijing Chao-Yang Hospital, Capital Medical University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Hematology, Beijing Chao-Yang Hospital, Capital Medical University, Beijing, China","institution_ids":["https://openalex.org/I183519381","https://openalex.org/I2800232565"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010738973","display_name":"Yun Leng","orcid":"https://orcid.org/0000-0003-2907-3599","observed_orcids":["https://orcid.org/0000-0003-2907-3599"]},"institutions":[{"id":"https://openalex.org/I183519381","display_name":"Capital Medical University","ror":"https://ror.org/013xs5b60","country_code":"CN","type":"education","lineage":["https://openalex.org/I183519381"]},{"id":"https://openalex.org/I2800232565","display_name":"Beijing Chao-Yang Hospital, Capital Medical University","ror":"https://ror.org/01eff5662","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I2800232565","https://openalex.org/I4210110145","https://openalex.org/I4210135108"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yun Leng","raw_affiliation_strings":["Department of Hematology, Beijing Chao-Yang Hospital, Capital Medical University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Hematology, Beijing Chao-Yang Hospital, Capital Medical University, Beijing, China","institution_ids":["https://openalex.org/I183519381","https://openalex.org/I2800232565"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5161337450","display_name":"Hong-Hu Zhu","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I183519381","display_name":"Capital Medical University","ror":"https://ror.org/013xs5b60","country_code":"CN","type":"education","lineage":["https://openalex.org/I183519381"]},{"id":"https://openalex.org/I2800232565","display_name":"Beijing Chao-Yang Hospital, Capital Medical University","ror":"https://ror.org/01eff5662","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I2800232565","https://openalex.org/I4210110145","https://openalex.org/I4210135108"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hong-Hu Zhu","raw_affiliation_strings":["Department of Hematology, Beijing Chao-Yang Hospital, Capital Medical University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Hematology, Beijing Chao-Yang Hospital, Capital Medical University, Beijing, China","institution_ids":["https://openalex.org/I183519381","https://openalex.org/I2800232565"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5161316977","display_name":"Wenming Chen","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I183519381","display_name":"Capital Medical University","ror":"https://ror.org/013xs5b60","country_code":"CN","type":"education","lineage":["https://openalex.org/I183519381"]},{"id":"https://openalex.org/I2800232565","display_name":"Beijing Chao-Yang Hospital, Capital Medical University","ror":"https://ror.org/01eff5662","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I2800232565","https://openalex.org/I4210110145","https://openalex.org/I4210135108"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Wenming Chen","raw_affiliation_strings":["Department of Hematology, Beijing Chao-Yang Hospital, Capital Medical University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Hematology, Beijing Chao-Yang Hospital, Capital Medical University, Beijing, China","institution_ids":["https://openalex.org/I183519381","https://openalex.org/I2800232565"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5161316977"],"corresponding_institution_ids":["https://openalex.org/I183519381","https://openalex.org/I2800232565"],"apc_list":{"value":3390,"currency":"USD","value_usd":3390},"apc_paid":{"value":3390,"currency":"USD","value_usd":3390},"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0,"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/T10649","display_name":"Multiple Myeloma Research and Treatments","score":0.7484999895095825,"subfield":{"id":"https://openalex.org/subfields/2720","display_name":"Hematology"},"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/T10649","display_name":"Multiple Myeloma Research and Treatments","score":0.7484999895095825,"subfield":{"id":"https://openalex.org/subfields/2720","display_name":"Hematology"},"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/T11491","display_name":"CAR-T cell therapy research","score":0.24500000476837158,"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/T10137","display_name":"Multiple Sclerosis Research Studies","score":0.0003000000142492354,"subfield":{"id":"https://openalex.org/subfields/2728","display_name":"Clinical 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/multiple-myeloma","display_name":"multiple myeloma","score":0.9070000052452087},{"id":"https://openalex.org/keywords/recurrence-patterns","display_name":"recurrence patterns","score":0.8809999823570251},{"id":"https://openalex.org/keywords/extramedullary-disease","display_name":"extramedullary disease","score":0.953000009059906},{"id":"https://openalex.org/keywords/biochemical-recurrence","display_name":"biochemical recurrence","score":0.9539999961853027},{"id":"https://openalex.org/keywords/post-relapse-survival","display_name":"survival after relapse","score":0.8519999980926514},{"id":"https://openalex.org/keywords/prognostic-factors","display_name":"prognostic factors","score":0.9660000205039978},{"id":"https://openalex.org/keywords/chinese-patients","display_name":"Chinese patients","score":0.6949999928474426},{"id":"https://openalex.org/keywords/surveillance-imaging","display_name":"surveillance imaging","score":0.8640000224113464}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.9404000043869019},{"id":"https://openalex.org/C2780775027","wikidata":"https://www.wikidata.org/wiki/Q17141389","display_name":"Salvage therapy","level":3,"score":0.7373999953269958},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.6233999729156494},{"id":"https://openalex.org/C2780140570","wikidata":"https://www.wikidata.org/wiki/Q3545481","display_name":"Surgical oncology","level":2,"score":0.5774999856948853},{"id":"https://openalex.org/C143998085","wikidata":"https://www.wikidata.org/wiki/Q162555","display_name":"Oncology","level":1,"score":0.5561000108718872},{"id":"https://openalex.org/C50382708","wikidata":"https://www.wikidata.org/wiki/Q223218","display_name":"Proportional hazards model","level":2,"score":0.4860000014305115},{"id":"https://openalex.org/C167135981","wikidata":"https://www.wikidata.org/wiki/Q2146302","display_name":"Retrospective cohort study","level":2,"score":0.4408000111579895},{"id":"https://openalex.org/C2779134260","wikidata":"https://www.wikidata.org/wiki/Q12136","display_name":"Disease","level":2,"score":0.40689998865127563},{"id":"https://openalex.org/C3019894029","wikidata":"https://www.wikidata.org/wiki/Q332823","display_name":"Overall survival","level":2,"score":0.3962000012397766},{"id":"https://openalex.org/C10515644","wikidata":"https://www.wikidata.org/wiki/Q543310","display_name":"Survival analysis","level":2,"score":0.35100001096725464},{"id":"https://openalex.org/C141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","level":1,"score":0.3312999904155731},{"id":"https://openalex.org/C2776283816","wikidata":"https://www.wikidata.org/wiki/Q332823","display_name":"Survival rate","level":2,"score":0.31450000405311584},{"id":"https://openalex.org/C38180746","wikidata":"https://www.wikidata.org/wiki/Q1952580","display_name":"Multivariate analysis","level":2,"score":0.30239999294281006},{"id":"https://openalex.org/C2776999253","wikidata":"https://www.wikidata.org/wiki/Q1304270","display_name":"Combination therapy","level":2,"score":0.287200003862381},{"id":"https://openalex.org/C2778822529","wikidata":"https://www.wikidata.org/wiki/Q1951525","display_name":"Progressive disease","level":3,"score":0.28529998660087585},{"id":"https://openalex.org/C2781230642","wikidata":"https://www.wikidata.org/wiki/Q492646","display_name":"Targeted therapy","level":3,"score":0.28130000829696655},{"id":"https://openalex.org/C3875195","wikidata":"https://www.wikidata.org/wiki/Q5099363","display_name":"Chimeric antigen receptor","level":4,"score":0.26820001006126404},{"id":"https://openalex.org/C3018260909","wikidata":"https://www.wikidata.org/wiki/Q1322871","display_name":"Exploratory analysis","level":2,"score":0.26339998841285706},{"id":"https://openalex.org/C205545832","wikidata":"https://www.wikidata.org/wiki/Q17156455","display_name":"Young adult","level":2,"score":0.2628999948501587},{"id":"https://openalex.org/C2778292576","wikidata":"https://www.wikidata.org/wiki/Q6991934","display_name":"Neoadjuvant therapy","level":4,"score":0.25699999928474426}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1186/s12885-026-17121-9","doi":"https://doi.org/10.1186/s12885-026-17121-9","is_oa":true,"landing_page_url":"https://doi.org/10.1186/s12885-026-17121-9","pdf_url":null,"source":{"id":"https://openalex.org/S192926780","display_name":"BMC Cancer","issn_l":"1471-2407","issn":["1471-2407"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","dongbi-c","doyens","jufo-1","ki-jl-1","medline","norway-1","oarl","poland-100","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320256","host_organization_name":"BioMed Central","host_organization_lineage":["https://openalex.org/P4310320256","https://openalex.org/P4310319965"],"host_organization_lineage_names":["BioMed Central","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":"BMC Cancer","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1186/s12885-026-17121-9","doi":"https://doi.org/10.1186/s12885-026-17121-9","is_oa":true,"landing_page_url":"https://doi.org/10.1186/s12885-026-17121-9","pdf_url":null,"source":{"id":"https://openalex.org/S192926780","display_name":"BMC Cancer","issn_l":"1471-2407","issn":["1471-2407"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","dongbi-c","doyens","jufo-1","ki-jl-1","medline","norway-1","oarl","poland-100","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320256","host_organization_name":"BioMed Central","host_organization_lineage":["https://openalex.org/P4310320256","https://openalex.org/P4310319965"],"host_organization_lineage_names":["BioMed Central","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":"BMC Cancer","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Good health and well-being","score":1.0,"id":"https://metadata.un.org/sdg/3"}],"study_designs":[{"display_name":"Observational Study","id":"https://openalex.org/study-designs/observational-study"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W4405051225","https://openalex.org/W4308045507","https://openalex.org/W4415566217","https://openalex.org/W4379339735","https://openalex.org/W3211648584","https://openalex.org/W4310159700","https://openalex.org/W4310109070","https://openalex.org/W4392767061","https://openalex.org/W4391602013","https://openalex.org/W4296531105"],"abstract_inverted_index":{"Abstract":[0],"Background":[1],"Despite":[2],"deep":[3],"remissions":[4],"achieved":[5],"with":[6,33,63,155,176,187,194,223,231],"B-cell":[7],"maturation":[8],"antigen":[9,12],"(BCMA)-directed":[10],"chimeric":[11],"receptor":[13],"(CAR)":[14],"T-cell":[15],"therapy":[16,94,173,220],"in":[17,51,246],"relapsed/refractory":[18],"multiple":[19],"myeloma":[20],"(MM),":[21],"most":[22],"patients":[23,62],"eventually":[24],"relapse.":[25,146],"Although":[26],"extramedullary":[27],"disease":[28,78],"(EMD)":[29],"has":[30],"been":[31],"associated":[32,154,222,230],"poor":[34],"prognosis":[35],"after":[36,67],"BCMA-directed":[37,68,218],"CAR-T":[38,69,219],"therapy,":[39,239],"the":[40,241],"clinical":[41],"impact":[42],"of":[43,180,197,203],"distinct":[44,224],"relapse":[45,152,189,215,228],"patterns":[46,72,216],"remains":[47],"incompletely":[48],"characterized,":[49],"particularly":[50],"Asian":[52],"populations.":[53],"Methods":[54],"This":[55],"retrospective":[56],"single-center":[57],"study":[58],"included":[59],"40":[60],"Chinese":[61,213],"MM":[64],"who":[65],"relapsed":[66],"therapy.":[70],"Relapse":[71],"were":[73,95,99,221],"classified":[74],"as":[75],"EMD,":[76],"paramedullary":[77],"(PMD),":[79],"or":[80],"biochemical-only.":[81],"Post-relapse":[82],"overall":[83,165],"survival":[84,87,233],"(OS),":[85],"progression-free":[86],"(PFS),":[88],"and":[89,137,199,234],"response":[90,167,236],"to":[91,170,237,248],"first-line":[92,171],"salvage":[93,172,192,238],"evaluated.":[96],"Prognostic":[97],"factors":[98],"analyzed":[100],"using":[101],"Cox":[102],"regression.":[103],"Results":[104],"Median":[105,115],"post-relapse":[106,116,157,225],"OS":[107,117,158],"was":[108,118,174,229],"20.0":[109],"months":[110,120,139,182,205],"(95%":[111,121,130,140,183,206],"CI,":[112,122,131,141,184,207],"15.7\u2013not":[113],"reached).":[114],"12.1":[119],"6.6\u2013not":[123],"reached)":[124,133,143],"for":[125,134,144,243],"EMD":[126,151,188,227],"relapse,":[127,136],"not":[128],"reached":[129],"20.0\u2013not":[132],"PMD":[135],"37.3":[138],"17.3\u2013not":[142],"biochemical-only":[145],"In":[147,210],"exploratory":[148],"multivariable":[149],"analysis,":[150],"remained":[153],"inferior":[156,232],"(HR,":[159],"3.05;":[160],"p":[161],"=":[162],"0.019).":[163],"The":[164],"objective":[166],"rate":[168],"(ORR)":[169],"62.5%,":[175],"a":[177,200],"median":[178,201],"PFS":[179,202],"6.2":[181],"4.7\u201315.4).":[185],"Patients":[186],"had":[190],"poorer":[191,235],"outcomes,":[193],"an":[195],"ORR":[196],"50.0%":[198],"4.3":[204],"2.0\u201310.4).":[208],"Conclusions":[209],"this":[211],"real-world":[212],"cohort,":[214],"following":[217],"outcomes.":[226],"highlighting":[240],"need":[242],"imaging":[244],"surveillance":[245],"addition":[247],"laboratory":[249],"monitoring":[250],"during":[251],"post-CAR-T":[252],"follow-up.":[253]},"counts_by_year":[],"updated_date":"2026-11-11T12:16:26.678958","created_date":"2026-11-10T00:00:00"}
