{"title":"Simultaneous Tumor Shrinkage and Bronchial Perforation Induced by Nivolumab plus Cabozantinib Combination Therapy in a Patient with Collecting Duct Carcinoma.","authors":"Hiroki Okumura, Kyoko Murase, Suguru Oka, Rika Kizawa, Takeshi Yamaguchi, Yuko Tanabe, Koichi Suyama, Kazushige Sakaguchi, Shinji Urakami, Yuji Miura","doi":"10.1159/000534470","DOIUrl":"10.1159/000534470","url":null,"abstract":"<p><p>Vascular endothelial growth factor receptor tyrosine kinase inhibitors are known to cause perforation as one of their severe side effects, and postoperative and postradiation therapy are known risk factors. However, there are few studies on perforation following tumor shrinkage. A 78-year-old woman with postoperative recurring left collecting duct carcinoma of the right hilar lymph nodes and mediastinum underwent eight courses of nivolumab plus cabozantinib, resulting in tumor shrinkage. Three days after the last administration, she developed fever and cough and was hospitalized for right lobar pneumonia. The patient received long-term antibiotics for bronchial fistula with the destruction of the bronchial wall and secondary lung abscess. When using nivolumab plus cabozantinib combination therapy for a tumor with bronchial invasion, physicians should be aware of bronchial perforation as the tumor shrinks.</p>","PeriodicalId":10047,"journal":{"name":"Chemotherapy","volume":" ","pages":"45-48"},"PeriodicalIF":3.3,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41193136","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}
ChemotherapyPub Date : 2024-01-01Epub Date: 2023-08-07DOI: 10.1159/000533236
Marta Banchi, Tiziana Lanzolla, Arianna Di Napoli, Arianna Bandini, Guido Bocci, Maria Christina Cox
{"title":"Complete Remission of a Diffuse Large B-Cell Lymphoma in a Young Patient, with Severe Tuberous Sclerosis, Treated with Metronomic Chemotherapy and Ibrutinib: A Case Report.","authors":"Marta Banchi, Tiziana Lanzolla, Arianna Di Napoli, Arianna Bandini, Guido Bocci, Maria Christina Cox","doi":"10.1159/000533236","DOIUrl":"10.1159/000533236","url":null,"abstract":"<p><p>Tuberous sclerosis (TS) is a rare autosomal dominant genetic multisystem disease caused by mutations in either the TSC1 or TSC2 gene and results in the growth of non-cancerous masses in several organs. Diffuse large B-cell lymphoma (DLBCL) is the predominant non-Hodgkin lymphoma in adolescents and young adults. Metronomic chemotherapy (mCHEMO) can be defined as the frequent, regular administration of drug doses able to maintain a low, but active, range of concentrations of chemotherapeutic drugs during prolonged periods of time. We present the case of a young woman with severe TS who developed DLBCL. She was treated consecutively with the mCHEMO schedule R-DEVEC (prednisone, vinorelbine, etoposide, cyclophosphamide, plus rituximab) and then ibrutinib, achieving an impressive long-lasting complete remission. In conclusion, alternative treatments could be necessary when comorbidities are present in patients, and mCHEMO can be a potential successful therapeutic approach in frail subjects.</p>","PeriodicalId":10047,"journal":{"name":"Chemotherapy","volume":" ","pages":"40-44"},"PeriodicalIF":3.3,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9954081","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}
ChemotherapyPub Date : 2024-01-01Epub Date: 2023-11-01DOI: 10.1159/000534784
Sabrina Zoli, Cinzia Pellegrini, Beatrice Casadei, Alessandro Broccoli, Lisa Argnani, Laura Nanni, Vittorio Stefoni, Pier Luigi Zinzani
{"title":"Prolonged Complete Response with Lenalidomide in a Relapsed Diffuse Large B-Cell Lymphoma, Leg-Type: A Case Report.","authors":"Sabrina Zoli, Cinzia Pellegrini, Beatrice Casadei, Alessandro Broccoli, Lisa Argnani, Laura Nanni, Vittorio Stefoni, Pier Luigi Zinzani","doi":"10.1159/000534784","DOIUrl":"10.1159/000534784","url":null,"abstract":"<p><strong>Introduction: </strong>For primary cutaneous diffuse large B-cell lymphoma, leg-type (PCDLBCL-LT), there are no uniform recommendations for second-line treatment in case of relapse.</p><p><strong>Case presentation: </strong>Here, we present the case of an elderly relapsed/refractory PCDLBCL-LT patient who obtained a prolonged clinical complete remission with lenalidomide.</p><p><strong>Conclusion: </strong>Lenalidomide as single agent led to an unexpected long complete response with manageable toxicity.</p>","PeriodicalId":10047,"journal":{"name":"Chemotherapy","volume":" ","pages":"23-26"},"PeriodicalIF":3.3,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71421170","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}
ChemotherapyPub Date : 2024-01-01Epub Date: 2024-04-27DOI: 10.1159/000539109
James Alexander Korolewicz, Bernhard Scheiner, Claudia A M Fulgenzi, Antonio D'Alessio, Alessio Cortellini, Chynna Pascual, Aman Mehan, Sarah Partridge, Dorothy M Gujral, Waleed Mohammed, Oreoluwa Mohammed, Aneta Grzesiak, Lauren Booker, Susan Cleator, Tzveta Pokrovska, Waqar Saleem, James Rackie, Yasmine Needham, Jonathan Krell, Iain McNeish, Laura Tookman, Won-Ho Edward Park, Muzamil Asif, Joanne S Evans, David J Pinato
{"title":"The Hammersmith Score Optimises Patient Selection and Predicts for Overall Survival in Early-Phase Cancer Trial Participants Independent of Tumour Burden.","authors":"James Alexander Korolewicz, Bernhard Scheiner, Claudia A M Fulgenzi, Antonio D'Alessio, Alessio Cortellini, Chynna Pascual, Aman Mehan, Sarah Partridge, Dorothy M Gujral, Waleed Mohammed, Oreoluwa Mohammed, Aneta Grzesiak, Lauren Booker, Susan Cleator, Tzveta Pokrovska, Waqar Saleem, James Rackie, Yasmine Needham, Jonathan Krell, Iain McNeish, Laura Tookman, Won-Ho Edward Park, Muzamil Asif, Joanne S Evans, David J Pinato","doi":"10.1159/000539109","DOIUrl":"10.1159/000539109","url":null,"abstract":"<p><strong>Introduction: </strong>As tumour response rates are increasingly demonstrated in early-phase cancer trials (EPCT), optimal patient selection and accurate prognostication are paramount. Hammersmith Score (HS), a simple prognostic index derived on routine biochemical measures (albumin <35 g/L, lactate dehydrogenase >450 IU/L, sodium <135 mmol/L), is a validated predictor of response and survival in EPCT participants. HS has not been validated in the cancer immunotherapy era.</p><p><strong>Methods: </strong>We retrospectively analysed characteristics and outcomes of unselected referrals to our early-phase unit (12/2019-12/2022). Independent predictors for overall survival (OS) were identified from univariable and multivariable models. HS was calculated for 66 eligible trial participants and compared with the Royal Marsden Score (RMS) to predict OS. Multivariable logistic regression and C-index was used to compare predictive ability of prognostic models.</p><p><strong>Results: </strong>Of 212 referrals, 147 patients were screened and 82 patients treated in EPCT. Prognostic stratification by HS identifies significant difference in median OS, and HS was confirmed as a multivariable predictor for OS (HR: HS 1 vs. 0 2.51, 95% CI: 1.01-6.24, p = 0.049; HS 2/3 vs. 0: 10.32, 95% CI: 2.15-49.62, p = 0.004; C-index 0.771) with superior multivariable predictive ability than RMS (HR: RMS 2 vs. 0/1 5.46, 95% CI: 1.12-26.57, p = 0.036; RMS 3 vs. 0/1 6.83, 95% CI: 1.15-40.53, p < 0.001; C-index 0.743).</p><p><strong>Conclusions: </strong>HS is a validated prognostic index for patients with advanced cancer treated in the context of modern EPCTs, independent of tumour burden. HS is a simple, inexpensive prognostic tool to optimise referral for EPCT.</p>","PeriodicalId":10047,"journal":{"name":"Chemotherapy","volume":" ","pages":"205-211"},"PeriodicalIF":2.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11614300/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140847152","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}
ChemotherapyPub Date : 2024-01-01Epub Date: 2023-11-20DOI: 10.1159/000535128
Yu-Ce Wei, Fei Qi, Bo Chen, Chang-Gong Zhang, Hui Fang, Di Zhang, Shu-Nan Qi, Yue Chai, Ye-Xiong Li, Mei Dong
{"title":"Treatment and Prognosis of Newly Diagnosed Advanced-Stage Extranodal Natural Killer/T-Cell Lymphoma: A Single-Center Real-World Study across Two Decades.","authors":"Yu-Ce Wei, Fei Qi, Bo Chen, Chang-Gong Zhang, Hui Fang, Di Zhang, Shu-Nan Qi, Yue Chai, Ye-Xiong Li, Mei Dong","doi":"10.1159/000535128","DOIUrl":"10.1159/000535128","url":null,"abstract":"<p><strong>Introduction: </strong>Although there is now a consensus on asparaginase-based chemotherapy regimens in the treatment of advanced-stage extranodal natural killer/T-cell lymphomas (ENKTCLs), patient survival in the real-world setting is still not optimistic according to previous literature reports, and the optimal chemotherapeutic regimens and integration of different therapeutic methods under the concept of combined-modality treatment still need to be further explored and verified.</p><p><strong>Methods: </strong>Newly diagnosed stage Ⅲ/Ⅳ ENKTCL patients from Chinese National Cancer Center in the last two decades were retrospectively collected and analyzed. Overall survival (OS) and progression-free survival (PFS) were determined as primary endpoints. Log-rank tests and Cox proportional hazard models were performed to test for survival differences between subgroups and examine the univariable and multivariable associations.</p><p><strong>Results: </strong>The study included 83 newly diagnosed stage Ⅲ/Ⅳ ENKTCL patients and reported a median OS of 26.07 months and an estimated 5-year OS of 41.3% with a median follow-up of 82.13 months. First-line asparaginase-based regimens compared to non-asparaginase-based regimens significantly prolonged PFS (p = 0.007; HR = 0.48, p = 0.020) and showed a tendency to improve OS (p = 0.064; HR = 0.74, p = 0.359). Gemcitabine-based regimens also exhibited a trend toward improved PFS (p = 0.048; HR = 0.59, p = 0.164) and OS (p = 0.008; HR = 0.67, p = 0.282) compared to non-gemcitabine-based ones. The asparaginase and gemcitabine combinations yielded a 5-year OS of 55.0% and led to significantly superior PFS (p = 0.020; HR = 0.40, p = 0.022) and slightly better OS (p = 0.054; HR = 0.79, p = 0.495) compared to the remaining regimens. First-line combined-modality treatment integrating chemotherapy and radiotherapy improved PFS (p = 0.051) and OS (p = 0.036) compared to chemotherapy alone. Four autologous hematopoietic stem cell transplantation recipients reached a median OS of 58.34 months.</p><p><strong>Conclusion: </strong>Asparaginase and gemcitabine alone brought a favorable impact on PFS and OS; and the asparaginase and gemcitabine combination chemotherapy yielded the optimal efficacy, response duration, and survival outcomes. Combined-modality treatment including potent chemotherapy supplemented by radiotherapy and/or consolidative transplantation could improve prognosis in newly diagnosed advanced-stage ENKTCLs.</p>","PeriodicalId":10047,"journal":{"name":"Chemotherapy","volume":" ","pages":"108-121"},"PeriodicalIF":3.3,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138175765","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}
ChemotherapyPub Date : 2024-01-01Epub Date: 2023-08-25DOI: 10.1159/000533235
Federica Plano, Salvatrice Mancuso, Giulia Maria Camarda, Maria Giulia Butera, Giuseppe Sucato, Giuseppe Alecci, Ada Maria Florena, Salvatore Perrone, Sergio Mario Siragusa
{"title":"A Multicentric Castleman Disease Associated with Mixed Warm and Cold Antibody-Mediated AHA Responsive to Siltuximab.","authors":"Federica Plano, Salvatrice Mancuso, Giulia Maria Camarda, Maria Giulia Butera, Giuseppe Sucato, Giuseppe Alecci, Ada Maria Florena, Salvatore Perrone, Sergio Mario Siragusa","doi":"10.1159/000533235","DOIUrl":"10.1159/000533235","url":null,"abstract":"<p><p>Castleman disease is non-clonal lymphoproliferative disorders defined by hypertrophy of lymph nodes. The multicentric form (MCD), in which multiple lymph node stations are involved, is not associated with HHV8 infection, but considered idiopathic, although IL-6 appears to play a central role in its pathogenesis. Here, we report the case of a patient who presented with mixed autoimmune hemolytic anemia (AIHA) and adenopathy that was very challenging to diagnose due to very low values of hemoglobin and refractoriness of obtaining any improvement of AIHA with standard first and second lines of therapy (steroids, rituximab, immunoglobulin, erythropoietin, and cyclosporine). When we safely proceeded to lymph node biopsy, a diagnosis of MCD was established. This permitted the treatment with siltuximab, an anti-IL-6 monoclonal antibody. After only 1 week, hemoglobin raised and he was discharged. After 1 year, he was still in remission. This case underlines the challenges in diagnosis of MCD, and the first case of response to siltuximab after the failure of rituximab to relieve mixed AIHA.</p>","PeriodicalId":10047,"journal":{"name":"Chemotherapy","volume":" ","pages":"35-39"},"PeriodicalIF":3.3,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10083923","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}
ChemotherapyPub Date : 2024-01-01Epub Date: 2024-06-12DOI: 10.1159/000539414
Qirong Wang, Yu Duan, Zhifang Zan, Kai Yang, Jinjuan Wang, Fengfeng Jia, Yanhong Tan, Hongwei Wang, Li Li
{"title":"The Study of SRSF1 Regulates Abnormal Alternative Splicing of BCL2L11 and the Role in Refractory Acute Myeloid Leukemia.","authors":"Qirong Wang, Yu Duan, Zhifang Zan, Kai Yang, Jinjuan Wang, Fengfeng Jia, Yanhong Tan, Hongwei Wang, Li Li","doi":"10.1159/000539414","DOIUrl":"10.1159/000539414","url":null,"abstract":"<p><strong>Introduction: </strong>Abnormalities in splicing factors, such as mutations or deregulated expression, can lead to aberrant splicing of target genes, potentially contributing to the pathogenesis of acute myeloid leukemia (AML). Despite this, the precise mechanism underlying the abnormal alternative splicing (AS) induced by SRSF1, a splicing factor associated with poor AML prognosis, remains elusive.</p><p><strong>Methods: </strong>Using strict splicing criteria, we globally screened for AS events in NPMc-positive and NPMc-negative AML samples from TCGA. An AS network associated with AML prognosis was then established. Functional assays, including CCK-8, flow cytometry, and Western blot, were conducted on K562 and THP-1 cells overexpressing SRSF1. Cell viability following 72-h Omipalisib treatment was also assessed. To explore the mechanism of SRSF1-induced AS, we created a BCL2L11 miniGene with a site-specific mutation at its branch point. The AS patterns of both wild-type and mutant miniGenes were analyzed following SRSF1 overexpression in HEK-293T, along with the subcellular localization of different spliceosomes.</p><p><strong>Results: </strong>SRSF1 was significantly associated with AML prognosis. Notably, its expression was markedly upregulated in refractory AML patients compared to those with a favorable chemotherapy response. Overexpression of SRSF1 promoted THP-1 cell proliferation, suppressed apoptosis, and reduced sensitivity to Omipalisib. Mechanistically, SRSF1 recognized an aberrant branch point within the BCL2L11 intron, promoting the inclusion of a cryptic exon 3, which in turn led to apoptosis arrest.</p><p><strong>Conclusion: </strong>Overexpression of SRSF1 and the resulting abnormal splicing of BCL2L11 are associated with drug resistance and poor prognosis in AML.</p>","PeriodicalId":10047,"journal":{"name":"Chemotherapy","volume":" ","pages":"224-236"},"PeriodicalIF":2.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141064304","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":"Secreted Frizzled-Related Protein 4 Induces Gastric Cancer Progression and Resistance to Cisplatin and Oxaliplatin via β-Catenin Dysregulation.","authors":"Chun-Han Chen, Chih-Jung Chen, Yi-Ching Huang, Po-Shuan Huang, Hsiang-Cheng Chi, Huei-Chieh Chuang, Meng-Hung Lin, Tzu-Hao Huang, Jun-Te Hsu, Cheng-Yi Chen","doi":"10.1159/000533767","DOIUrl":"10.1159/000533767","url":null,"abstract":"<p><strong>Introduction: </strong>Gastric cancer is the fifth most common cancer and third leading cause of cancer-related death worldwide. There are three main ways to treat gastric cancer: surgical resection, radiation therapy, and drug therapy. Furthermore, combinations of two to three regimens can improve survival. However, the survival outcomes of chemotherapy in advanced gastric cancer patients are still unsatisfactory. Unfortunately, no widely useful biomarkers have been verified to predict the efficacy of chemotherapy for locally advanced gastric cancer.</p><p><strong>Methods: </strong>An MTT assay was used to determine the cell viability after cisplatin or oxaliplatin treatment. Western blotting and immunohistochemistry were utilized to examine the secreted frizzled-related protein 4 (sFRP4) level and associated signaling pathways. Immunofluorescence staining was utilized to analyze the location of β-catenin. Colony formation and Transwell assays were used to analyze the functions related with cisplatin, oxaliplatin, and sFRP4.</p><p><strong>Results: </strong>We have found that gastric cancer patients treated with combinations of 5-fluorouracil (5-FU) and cisplatin regimens have better survival rates than those treated with 5-FU-based chemotherapy alone. sFRP4 was selected as a potential target from stringent analysis and intersection of 5-FU and cisplatin resistance-related gene sets. sFRP4 was shown to be overexpressed in clinical gastric tumor tissues and positively correlated with a worse survival rate. In addition, sFRP4 and β-catenin were upregulated in cisplatin- and oxaliplatin-resistant gastric cancer cells compared to parental cells. Immunofluorescence staining and nuclear fractionation showed that β-catenin was translocated from the cytosol into the nucleus. Moreover, sFRP4 was detected in the conditioned medium of these resistant cells, which indicates that sFRP4 might have an extracellular role in chemotherapy resistance. Increased migration capacity and dysregulation of epithelial-mesenchymal transition-related markers, which might result from the dysregulation of sFRP4, were observed in cisplatin- and oxaliplatin-resistant gastric cancer cells.</p><p><strong>Discussion/conclusion: </strong>In summary, sFRP4 might play a critical role in resistance to cisplatin and oxaliplatin, cell metastasis, and poor prognosis in gastric cancer via the Wnt-β-catenin pathway. Investigations of the molecular mechanism underlying sFRP4-modulated cancer progression and chemotherapeutic outcomes can provide additional therapeutic strategies for gastric cancer.</p>","PeriodicalId":10047,"journal":{"name":"Chemotherapy","volume":" ","pages":"150-164"},"PeriodicalIF":2.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138798534","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}
ChemotherapyPub Date : 2024-01-01Epub Date: 2023-12-19DOI: 10.1159/000535755
Tugan Bese, Elifnur Bicer, Basak Ozge Kayan, Sait Sukru Cebi, Abdullah Serdar Acikgoz, Hande Turna, Fuat Demirkiran
{"title":"3-4 Cycles versus 6 Cycles Neoadjuvant Chemotherapy in Advanced-Stage Epithelial Ovarian Cancer: Survival Is Not Determined by the Number of Neoadjuvant Chemotherapy Cycles.","authors":"Tugan Bese, Elifnur Bicer, Basak Ozge Kayan, Sait Sukru Cebi, Abdullah Serdar Acikgoz, Hande Turna, Fuat Demirkiran","doi":"10.1159/000535755","DOIUrl":"10.1159/000535755","url":null,"abstract":"<p><strong>Introduction: </strong>The aim of this study was to compare the disease-free survival (DFS) and overall survival (OS) of patients who underwent interval cytoreductive surgery after 3-4 cycles or 6 cycles of neoadjuvant chemotherapy (NACT) in advanced epithelial ovarian cancer patients.</p><p><strong>Methods: </strong>Out of 219 patients with advanced epithelial ovarian cancer, 123 patients received 3-4 cycles and 96 patients received 6 cycles of platinum-based NACT. Afterward, laparotomy was performed for interval cytoreductive surgery.</p><p><strong>Results: </strong>No statistically significant difference was found for DFS and OS of the patients who received 3-4 cycles and those who received 6 cycles of NACT (HR: 1.047, 95.0% CI [0.779-1.407]; p: 0.746 for DFS, and HR: 1.181, 95.0% CI [0.818-1.707]; p: 0.368 for OS). Evaluating 123 patients who received 3-4 cycles of NACT, 87 patients (70.7%) without macroscopic residual tumor after interval cytoreductive surgery had significantly longer DFS and OS compared to 36 patients (29.3%) with any residual tumor (HR: 1.830, 95.0% CI [1.194-2.806]; p: 0.003 for DFS, and HR: 1.946, 95.0% CI [1.166-3.250]; p: 0.009 for OS). 96 patients who received 6 courses of NACT were evaluated; 63 patients (65.6%) without macroscopic residual tumor after interval cytoreductive surgery had significantly longer DFS and OS than 33 patients (34.4%) with any residual tumor (HR: 1.716, 9 5.0% CI [1.092-2.697]; p: 0.010 for DFS, and HR: 1.921, 95.0% CI [1.125-3.282]; p: 0.013 for OS).</p><p><strong>Conclusion: </strong>In patients with advanced ovarian cancer, there is no significant difference in DFS and OS between 3 and 4 cycles or 6 cycles of NACT. The most important factor determining survival is whether macroscopic residual tumor tissue remains after interval cytoreductive surgery following NACT.</p>","PeriodicalId":10047,"journal":{"name":"Chemotherapy","volume":" ","pages":"122-132"},"PeriodicalIF":3.3,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138798532","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}