{"title":"Long-term survival of an ALK fusion lung adenocarcinoma patient with high mutation burden and microsatellite instability high: a case report.","authors":"Yanrong Guo, Jinfang Zhai, Yanli Yang, Qin Wei, Shengshu Li, Rujie Huo, Guoping Tong, Enwei Xu, Yan Chen, Songyan Han, Deyi Chen","doi":"10.1097/CAD.0000000000001693","DOIUrl":"10.1097/CAD.0000000000001693","url":null,"abstract":"<p><p>Immune checkpoint blockage (ICB) therapy has shown minimal effectiveness in anaplastic lymphoma kinase (ALK)-positive nonsmall cell lung cancer (NSCLC) regardless of Programmed death-ligand 1 expression. ALK fusion accompanied by mismatch repair deficiency or microsatellite instability-high (MMRd/MSI-H) and high tumor mutation burden (TMB-H) are extremely rare in NSCLC, and the efficacy of ALK inhibitors or ICB-based therapies is unclear. Here, we report the case of a 60-year-old female patient with metastatic lung adenocarcinoma accompanied by EML4-ALK fusion, TMB-H, MMRd/MSI-H, and pathogenic mutations in TP53, MLH1, and STK11. The patient experienced progression on initial iruplinalkib and subsequent alectinib therapy within 5 months. After the failure of third-line therapy with cisplatin-pemetrexed combined with bevacizumab, she received sintilimab plus anlotinib which led to a progression-free survival of 6.5 months. She received sintilimab combined with albumin-paclitaxel plus carboplatin and achieved partial response after 6 months. She developed adverse events after one cycle of sintilimab plus albumin-paclitaxel treatment. Then she was continued with sintilimab plus anlotinib as a maintenance therapy due to intolerance to chemotherapy. After progression on ICB-based therapy, the patient was treated with lorlatinib and still under follow-up with overall survival of more than 3 years. Our findings highlight the therapeutic potential of ICB-based regimens in patients with MSI-H and ALK-rearranged NSCLC.</p>","PeriodicalId":7969,"journal":{"name":"Anti-Cancer Drugs","volume":" ","pages":"427-431"},"PeriodicalIF":1.8,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143254273","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Anti-Cancer DrugsPub Date : 2025-06-01Epub Date: 2025-02-04DOI: 10.1097/CAD.0000000000001697
Chang Xu, Jing Ren, Changqing Liu, Yi Gai, Xiangyu Cheng, Yusheng Wang, Guangyu Wang
{"title":"Comparative efficacy of cetuximab combined with FOLFOX or CAPEOX in first-line treatment of RAS/BRAF wild-type metastatic colorectal cancer: a multicenter case-control study.","authors":"Chang Xu, Jing Ren, Changqing Liu, Yi Gai, Xiangyu Cheng, Yusheng Wang, Guangyu Wang","doi":"10.1097/CAD.0000000000001697","DOIUrl":"10.1097/CAD.0000000000001697","url":null,"abstract":"<p><p>FOLFOX combined with cetuximab is a recommended first-line treatment regimen for RAS/BRAF wild-type metastatic colorectal cancer (mCRC). CAPEOX combined with cetuximab differs from the FOLFOX regimen by using oral capecitabine instead of continuous infusion of fluorouracil, offering greater convenience and cost-effectiveness with higher patient acceptance. However, the comparative efficacy of these two regimens remains debatable, necessitating further evidence to explore any differences in their efficacy. This study collected medical records of mCRC patients who were treated with CAPEOX or FOLFOX combined with cetuximab from 1 October 2021 to 16 October 2023 at Harbin Medical University Cancer Hospital and the First Hospital of Shanxi Medical University. Eligible patients were selected based on inclusion criteria and followed up through the hospital's follow-up system and telephone interviews. Kaplan-Meier survival analysis and Cox proportional hazards regression analysis were used to assess patients' progression-free survival (PFS) and overall survival (OS). A total of 71 eligible patients were enrolled in this study; 43 patients received CAPEOX combined with cetuximab (Group A, n = 43), and 28 patients received FOLFOX combined with cetuximab (Group B, n = 28). The two groups achieved similar median PFS (mPFS) and median OS (mOS), with mPFS of 18 months and 12 months, respectively ( P = 0.23), and mOS of 33 months and 20 months, respectively ( P = 0.21), with no statistically significant differences. The results of this study demonstrated that CAPEOX combined with cetuximab is an equally viable option for first-line treatment of RAS/BRAF wild-type mCRC as FOLFOX combined with cetuximab.</p>","PeriodicalId":7969,"journal":{"name":"Anti-Cancer Drugs","volume":" ","pages":"383-393"},"PeriodicalIF":1.8,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11969360/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143188094","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Anti-Cancer DrugsPub Date : 2025-06-01Epub Date: 2025-01-29DOI: 10.1097/CAD.0000000000001698
Siyuan Li, Yanqin Zhang, Rong Yang, Qingfan Yang, Shuangyan Han, Dan Li, Zhenhua Zhang, Qinglian Wen
{"title":"A phase II study of anlotinib as first-line maintenance therapy for advanced ovarian cancer.","authors":"Siyuan Li, Yanqin Zhang, Rong Yang, Qingfan Yang, Shuangyan Han, Dan Li, Zhenhua Zhang, Qinglian Wen","doi":"10.1097/CAD.0000000000001698","DOIUrl":"10.1097/CAD.0000000000001698","url":null,"abstract":"<p><p>Anlotinib, a tyrosine kinase inhibitor, has shown encouraging antitumor activity in platinum-resistant/refractory ovarian cancer. The efficacy of anlotinib as maintenance therapy in advanced ovarian cancer remains unclear. Therefore, we designed this study to evaluate the efficacy and safety of anlotinib maintenance therapy following first-line treatment with paclitaxel and platinum-based chemotherapy in advanced ovarian cancer. In this single-arm, phase II clinical trial, patients with newly diagnosed advanced ovarian cancer were received anlotinib monotherapy as maintenance therapy once after a response to platinum-based chemotherapy until tumor progression or intolerable toxicity. The primary endpoint was progression-free survival. From April 2020 to June 2021, 24 patients were enrolled in this study. The median follow-up was 40.17 months (interquartile range, 32.40-47.93 months). Of 21 patients with efficacy value, the median progression-free survival and median overall survival were 15.8 months (95% confidence interval, 6.8-24.8 months) and 43.8 months (95% confidence interval, 25.45-62.15 months). The quality-adjusted progression-free survival was 14.4 months and there were no observed treatment-related deaths or serious treatment-emergent adverse events, demonstrating the safety of anlotinib in maintenance therapy. Anlotinib shows significant potential as a first-line maintenance therapy for advanced ovarian cancer, extending survival and providing a reliable treatment option.</p>","PeriodicalId":7969,"journal":{"name":"Anti-Cancer Drugs","volume":" ","pages":"394-400"},"PeriodicalIF":1.8,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11969364/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143057708","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Anti-Cancer DrugsPub Date : 2025-06-01Epub Date: 2025-02-25DOI: 10.1097/CAD.0000000000001701
Tingfei Tan, Siyu Yuan, Weiwei Chu, Jiemei Jiang, Meiling Chen, Quan Xia, Junping Wang
{"title":"Low-dose anlotinib plus immune checkpoint inhibitors offers better efficacy and safety in advanced non-small cell lung cancer treatment.","authors":"Tingfei Tan, Siyu Yuan, Weiwei Chu, Jiemei Jiang, Meiling Chen, Quan Xia, Junping Wang","doi":"10.1097/CAD.0000000000001701","DOIUrl":"10.1097/CAD.0000000000001701","url":null,"abstract":"<p><p>The combination of anlotinib with immune checkpoint inhibitors (ICIs) has become a common treatment modality in clinical practice. However, the optimal dose of anlotinib to use remains unclear. We collected patients with advanced non-small cell lung cancer (NSCLC) who received programmed cell death-1 blockade combined with different dose of anlotinib as second-line or later line therapy. Subsequently, the efficacy and safety of the combination therapy as well as subgroup analyses of different doses of anlotinib were analyzed. Cox regression was performed to analyze significant factors correlated with progression-free survival (PFS) and overall survival (OS). A total of 50 eligible patients with NSCLC who received anlotinib combined with ICIs therapy were included, of which 27 received low-dose anlotinib (8 mg), and 23 were administered high-dose anlotinib (12 mg). The median PFS (mPFS) and the median OS (mOS) for all patients were 8.3 months [95% confidence interval (CI): 6.3-10.3] and 17.6 months (95% CI: 16.5-18.7), respectively. Subgroup analyses showed that patients treated with 8 mg of anlotinib plus ICIs had significantly longer mPFS than those treated with 12 mg of anlotinib plus ICIs (8.7 vs 6.7 months, P = 0.016). The overall incidence of adverse events was 68.0%, and the most common adverse events of all grades were hypertension. Meanwhile, the incidence of adverse events was higher for 12 mg of anlotinib plus ICIs than that of 8 mg of anlotinib plus ICIs (82.6 vs 55.6%, P = 0.041). Low-dose anlotinib in combination with ICIs for advanced NSCLC may be an effective and well-tolerated option.</p>","PeriodicalId":7969,"journal":{"name":"Anti-Cancer Drugs","volume":" ","pages":"408-414"},"PeriodicalIF":1.8,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11969353/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143481994","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Anti-Cancer DrugsPub Date : 2025-06-01Epub Date: 2025-02-06DOI: 10.1097/CAD.0000000000001704
Jun Wei, Yuexuan Qin, Luwen Zhang, Xiaobing Gong
{"title":"Combined protein and transcriptomics identifies DCTPP1 as a putative biomarkers for predicting immunotherapy responsiveness in gastric cancer patients.","authors":"Jun Wei, Yuexuan Qin, Luwen Zhang, Xiaobing Gong","doi":"10.1097/CAD.0000000000001704","DOIUrl":"10.1097/CAD.0000000000001704","url":null,"abstract":"<p><p>This study aimed to screen the changes after overexpression of dCTP pyrophosphatase 1 (DCTPP1) in human gastric adenocarcinoma cells (AGS) cells by proteome and transcriptome sequencing. Gene Ontology and Kyoto Encyclopedia of Genes and Genomes enrichment analysis were performed to explore the functional significance of the differentially expressed DCTPP1 in gastric cancer (GC). Cell Counting Kit-8 (CCK-8) assay was used to detect the proliferation of cells. Western blot was used to detect the expression of proteins. A total of 28 genes that were significantly associated with DCTPP1 overexpression and had prognostic value were screened by Cox regression analysis. The results of gene set enrichment analysis showed that the genomes of patients with subtype A exhibited significant enrichment in pathways such as DNA repair, pyrimidine synthesis, and glucose metabolism. The tumor immune dysfunction and exclusion and The Cancer Immunome Atlas databases showed that patients with type A GC were better candidates for immunotherapy than patients with type B GC. Furthermore, the CCK-8 assay indicated significantly enhanced proliferative activity after overexpressing DCTPP1 in AGS cells, corroborating the findings from the bioinformatic analysis. The data suggest a potential association between DCTPP1 expression and both the prognosis of GC patients and the efficacy of immunotherapy. These findings offer valuable insights for the potential optimization of therapeutic strategies in gastric cancer.</p>","PeriodicalId":7969,"journal":{"name":"Anti-Cancer Drugs","volume":" ","pages":"415-426"},"PeriodicalIF":1.8,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143254272","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Anti-Cancer DrugsPub Date : 2025-06-01Epub Date: 2025-02-25DOI: 10.1097/CAD.0000000000001696
Zhu-Xia Jia, Bi-Tao Xiao, Jin Li, Xiao-Hui Cai, Wei Qin, Min Zhou, Xu-Zhang Lu
{"title":"BTK inhibitors enhance NKG2D ligand expression by regulating IL-10/STAT3 pathway in activated non-GCB diffuse large B-cell lymphoma cells.","authors":"Zhu-Xia Jia, Bi-Tao Xiao, Jin Li, Xiao-Hui Cai, Wei Qin, Min Zhou, Xu-Zhang Lu","doi":"10.1097/CAD.0000000000001696","DOIUrl":"10.1097/CAD.0000000000001696","url":null,"abstract":"<p><p>The aim of this study is to explore the role of the IL-10/STAT3 pathway in the upregulation of natural killer group 2, member D (NKG2D) ligands (MICA and ULBP2) induced by Bruton's tyrosine kinase (BTK) inhibitors in non-germinal center B-cell-like diffuse large B-cell lymphoma cells. The expression levels of NKG2D ligands and the IL-10/STAT3 pathway in SUDHL4, U2932, and OCI-LY3 cells were analyzed using western blotting. After stimulation of the B-cell receptor signaling pathway with IgM antibodies, the expression levels of NKG2D ligands, as well as IL-10 and phosphorylated STAT3 (p-STAT3) were significantly reduced. In contrast, treatment with ibrutinib produced effects opposite to those induced by IgM antibodies. Additionally, treatment of U2932 and OCI-LY3 cells with the STAT3 inhibitor (STAT3-IN-1) led to an increase in NKG2D ligand expression and a decrease in IL-10 levels. When IL-10 neutralizing antibodies were introduced, p-STAT3 levels decreased, and NKG2D ligand expression increased. Similar outcomes were observed when the BTK inhibitors ACP-196 and BGB-3111 were administered. Our findings suggest that the IL-10/STAT3 pathway plays a key role in the upregulation of NKG2D ligands induced by BTK inhibitors in U2932 and OCI-LY3 cells.</p>","PeriodicalId":7969,"journal":{"name":"Anti-Cancer Drugs","volume":" ","pages":"374-382"},"PeriodicalIF":1.8,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143539947","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Anti-Cancer DrugsPub Date : 2025-06-01Epub Date: 2025-02-04DOI: 10.1097/CAD.0000000000001700
Carolina Alarcón-Payer, María Del Mar Sánchez Suárez, Alicia Martín Roldán, Alberto Jimnez Morales
{"title":"Association between nilotinib-induced hyperbilirubinemia and UGT1A1 polymorphisms in a chronic myeloid leukemia patient.","authors":"Carolina Alarcón-Payer, María Del Mar Sánchez Suárez, Alicia Martín Roldán, Alberto Jimnez Morales","doi":"10.1097/CAD.0000000000001700","DOIUrl":"10.1097/CAD.0000000000001700","url":null,"abstract":"<p><p>We present the case of a young woman diagnosed with chronic myeloid leukemia who began de-novo treatment with nilotinib, which led to increased plasma levels of total bilirubin and QT interval. An evaluation of the genetic profile of uridine diphosphate glucuronosyltransferase was made, as nilotinib inhibits the activity of this enzyme causing hyperbilirubinemia, with higher risk in slow metabolizers, such as those ones with *6/*6 genotype. This type of patient can be identified by genetic profiling, and adjustment in the dose of nilotinib could be made to avoid tyrosine kinase inhibitor switching.</p>","PeriodicalId":7969,"journal":{"name":"Anti-Cancer Drugs","volume":" ","pages":"438-439"},"PeriodicalIF":1.8,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143188090","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Iruplinalkib for G1202R-mutant non-small cell lung cancer with anaplastic lymphoma kinase double fusion failed to alectinib: a case report.","authors":"Guangjian Yang, Jiaqi Hu, Runze Liu, Pei Li, Linke Yang, Xiaoyong Tang, Luokun Wang","doi":"10.1097/CAD.0000000000001695","DOIUrl":"10.1097/CAD.0000000000001695","url":null,"abstract":"<p><p>The novel and highly selective anaplastic lymphoma kinase ( ALK ) inhibitor iruplinalkib showed potent activity and manageable safety profiles in patients with ALK -rearranged non-small cell lung cancer (NSCLC). However, the evidence of iruplinalkib for uncommon ALK double fusion and secondary G1202R resistance mutation is limited. Here, we report a case of a 36-year-old male with metastatic NSCLC harboring uncommon TTC7A - ALK and EML4 - ALK double fusion. Alectinib as first-line therapy showed partial response, with a progression-free survival (PFS) of 20 months. When his disease progressed, the ALK secondary G1202R resistance mutation was identified. His metastatic paraesophageal lymph node decreased during iruplinalkib treatment, achieving an ongoing PFS benefit for 10 months. Treatment-related adverse events of iruplinalkib were grade 1 hypercholesterolemia and hypertriglyceridemia. The modeling simulation revealed that the G1202R mutation exerted little effect on the binding of iruplinalkib. Iruplinalkib showed potency to G1202R because of its unique chemical structure and removal of steric clashes, which might be a promising option for ALK -rearranged NSCLC patients with G1202R resistance mutation.</p>","PeriodicalId":7969,"journal":{"name":"Anti-Cancer Drugs","volume":" ","pages":"432-437"},"PeriodicalIF":1.8,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11969368/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143412993","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Anti-Cancer DrugsPub Date : 2025-06-01Epub Date: 2025-02-14DOI: 10.1097/CAD.0000000000001699
Wenzhong Su, Jianqiang Li
{"title":"Clinical efficacy and safety of sintilimab plus oral vinorelbine as first-line treatment for newly diagnosed stage IIIB-IV nonsmall cell lung cancer patients with performance status 2 or age ≥75 years.","authors":"Wenzhong Su, Jianqiang Li","doi":"10.1097/CAD.0000000000001699","DOIUrl":"10.1097/CAD.0000000000001699","url":null,"abstract":"<p><p>This study aimed to evaluate the efficacy and safety of sintilimab combined with oral vinorelbine in newly diagnosed patients with stage IIIb to IV nonsmall cell lung cancer (NSCLC) who had an Eastern Cooperative Oncology Group performance status (PS) of 2 or over 75 years of age during the initial treatment. This prospective single-center single-arm study enrolled patients with histologically confirmed NSCLC. Eligible patients were administered sintilimab and vinorelbine. The primary endpoint was progression-free survival (PFS), and the secondary endpoints included objective response rate (ORR) and disease control rate (DCR). Furthermore, this study assessed indicators of treatment response and safety. From September 2020 to December 2023, 60 eligible patients were enrolled in the Respiratory Department of Shanxi Cancer Hospital. Following treatment, PFS was 9.1 months, and ORR and DCR were 39.6 and 63.79%, respectively. In addition, there was a reduction in blood tumor marker levels and enhanced immune function. Adverse reactions had a relatively low incidence and primarily consisted of grade 1-2 cases. Sintilimab plus oral vinorelbine showed promising efficacy and safety as a first-line treatment strategy for patients with NSCLC with PS 2 or elderly patients. It also optimizes immune function in patients with NSCLC.</p>","PeriodicalId":7969,"journal":{"name":"Anti-Cancer Drugs","volume":" ","pages":"401-407"},"PeriodicalIF":1.8,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11967917/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143254320","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Anti-Cancer DrugsPub Date : 2025-06-01Epub Date: 2025-03-04DOI: 10.1097/CAD.0000000000001702
Can Yang, Cui Zhang, Yisidan Huang, Xiong Zhu, Jia Jiang, Yuting Zeng, Hanqun Zhang, Libo Li, Yuncong Liu, Yong Li
{"title":"Efficacy of disitamab vedotin (RC48) for previously treated human epidermal growth factor receptor 2-positive breast cancer with symptomatic brain metastases: a case report and review of the literature.","authors":"Can Yang, Cui Zhang, Yisidan Huang, Xiong Zhu, Jia Jiang, Yuting Zeng, Hanqun Zhang, Libo Li, Yuncong Liu, Yong Li","doi":"10.1097/CAD.0000000000001702","DOIUrl":"10.1097/CAD.0000000000001702","url":null,"abstract":"<p><p>Local radiotherapy or surgery is the standard of care for treating brain metastases among patients with breast cancer. However, affected by tumor subtype, more than 50% of human epidermal growth factor receptor 2 (HER2)-positive metastatic breast cancer and brain metastases will still develop local recurrence or new brain lesions within 1 year after radiotherapy. As systemic therapies demonstrate higher and clinically relevant levels of intracranial activity and longer survival, there is limited evidence to guide how to weigh the options of radiotherapy versus systemic therapy (and deferral of radiation) in patients with progressive brain metastases, particularly those that are symptomatic. This study presents a case of progressive symptomatic HER2-positive brain metastases in a patient previously treated with whole brain radiotherapy and various targeted therapies. Due to limited access to novel HER2-targeted drugs, a new antibody-drug conjugate drug, disitamab vedotin (RC48) monotherapy, was chosen for postprogression treatment. The patient experienced rapid relief of neurological symptoms, partial regression of the brain tumor, and sustained disease remission for over 12 months without any treatment-related toxicity, also avoided reirradiation exposure and potential neurocognitive decline. The treatment of brain metastasis has been a topic of ongoing discussion. Our experience may offer valuable insights into managing HER2-positive progressive symptomatic brain metastases.</p>","PeriodicalId":7969,"journal":{"name":"Anti-Cancer Drugs","volume":" ","pages":"440-445"},"PeriodicalIF":1.8,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143596115","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}