Can we identify a preferred first-line strategy for sarcomatoid renal cell carcinoma? A network meta-analysis

Immunotherapy ◽  
2021 ◽  
Author(s):  
Sebastiano Buti ◽  
Melissa Bersanelli ◽  
Giulia Mazzaschi ◽  
Carlo Cattrini ◽  
Matteo Brunelli ◽  
...  

Background: Combinations based on immune checkpoint inhibitors are the new first-line standard treatment for metastatic renal cell carcinoma. Sarcomatoid renal cell carcinoma (sRCC) has a dismal prognosis but good immunogenicity. Methods: The authors performed a network meta-analysis of Phase III randomized trials of immune checkpoint inhibitor-based combinations versus standard tyrosine kinase inhibitor monotherapy reporting data for sRCC. The endpoints were overall survival, progression-free survival and objective response rate. Results: Five trials comprising 569 sRCC patients (out of a total of 4409 metastatic renal cell carcinoma patients) were included. Nivolumab–cabozantinib was the highest ranking treatment for overall survival (p-value = 88%) and progression-free survival (p-value = 81%). Atezolizumab–bevacizumab had the highest rank for objective response rate (p-value = 80%). Conclusion: Despite some limitations, nivolumab–cabozantinib might be the preferred first-line option for sRCC in terms of efficacy.

2022 ◽  
Author(s):  
Daniel Serie ◽  
Amanda A Myers ◽  
Daniela A Haehn ◽  
Alexander Parker ◽  
Essa Bajalia ◽  
...  

Introduction: Limited data exists on utilization of protein post-translational modifications as biomarkers for clear cell renal cell carcinoma (ccRCC). We employed high-throughput glycoproteomics to evaluate differential expression of glycoprotein-isoforms as novel markers for ccRCC progression-free survival (PFS). Methods: Plasma samples were obtained from 77 patients treated surgically for ccRCC. Glycoproteomic analyses were carried out after liquid chromatography tandem mass spectrometry. Age-adjusted Cox proportional hazard models were constructed to evaluate PFS. Optimized Harrells c-index was employed to dichotomize the collective for the construction of Kaplan-Meier curves. Results: The average length of follow-up was 3.4 (range: 0.04-9.83) years. Glycoproteomic analysis identified 39 glycopeptides and 14 non-glycosylated peptides that showed statistically significant (false discovery rate p ≤0.05) differential expression associated with PFS. Five of the glycosylated peptides conferred continuous hazard ratio of > 6 (range 6.3-11.6). These included prothrombin A2G2S glycan motif (HR=6.47, P=9.53E-05), immunoglobulin J chain FA2G2S2 motif (HR=10.69, P=0.001), clusterin A2G2 motif (HR=7.38, P=0.002), complement component C8A A2G2S2 motif (HR=11.59, P=0.002), and apolipoprotein M glycopeptide with non-fucosylated and non-sialylated hybrid-type glycan (HR=6.30, P=0.003). Kaplan-Meier curves based on dichotomous expression of these five glycopeptides resulted in hazard ratios of 3.9-10.7, all with p-value < 0.03. Kaplan-Meyer plot using the multivariable model comprising 3 of the markers yielded HR of 11.96 (p <0.0001). Conclusion: Differential glyco-isoform abundance of plasma proteins may be a useful source of biomarkers for the clinical course and prognosis of ccRCC.


2020 ◽  
Author(s):  
Li Bo ◽  
Liang Zhou ◽  
Yin Tang ◽  
Yu Liu ◽  
Kunjie Wang ◽  
...  

Abstract Background: Hypothyroidism as a predictive factor represent highly controversial in patients with metastatic renal cell carcinoma (mRCC) with tyrosine kinase inhibitors-induced (TKI-induced) hypothyroidism. we aimed to evaluate the predictive value of TKI-induced hypothyroidism for progression-free survival (PFS) in patients with mRCC.Methods: PubMed, Web of Science and Cochrane Library databases were searched with the keywords of "renal cell carcinoma", "hypothyroidism", "tyrosine kinase inhibitor", "sunitinib", "axitinib", "sorafenib" and "pazopanib" until September 2019. The hazard ratio (HR) and 95% confidence interval (CI) of extracted from progression-free survival (PFS) were statistically analyzed by STATA15.1 software. Heterogeneity was assessed by I²value. Publication bias was appraised by the funnel chart, Egger's and Begg's tests.Results: Eighteen studies with more than 1300 patients were included in this meta-analysis. The result demonstrated that TKI-induced hypothyroidism was an effective predictor of longer PFS (HR=0.57,95%CI:0.49-0.66, P<0.001, I²=34.4%) in patients with mRCC. No significant publication bias was detected.Conclusions: Our analysis harvested from currently available clinical evidence shows that TKI-induced hypothyroidism expressed longer PFS, compared with euthyroidism, among patients with mRCC treated with "sunitinib", "axitinib", "sorafenib" and "pazopanib".


Author(s):  
Reza ELAIDI ◽  
Letuan PHAN ◽  
Delphine Borchiellini ◽  
Philippe BARTHELEMY ◽  
Alain Ravaud ◽  
...  

Background: Three drug-combinations, ipilimumab-nivolumab (Ipi-Nivo), pembrolizumab-axitinib (Pembro-Axi) and avelumab-axitinib (Ave-Axi), have received regulatory approvals in USA and Europe for the treatment of metastatic renal cell carcinoma with clear cell component (mRCC). However, no head-to-head comparison data are available to identify the best option. Therefore, we aimed to compare these new treatments in the first-line setting. Methods: We conducted a systematic search in Pubmed, the Cochrane library and clinicaltri-al.gov website from January 2015 to October 2019, for any randomized controlled trials of treatment-na&iuml;ve patients with mRCC. The process was performed according to PRISMA guide-lines. We performed a Bayesian network meta-analysis with two different approaches. The out-comes for analysis were overall survival, progression-free survival, and objective response rate. Results: Our search identified 3 published phase 3 randomized clinical trials (2835 patients). In the contrast-based model, Ave-Axi (SUCRA: 83%) and Pembro-Axi (SUCRA: 80%) exhibited the best ranking probabilities for PFS. For OS, Pembro-Axi (SUCRA: 96%) was the most pref-erable option against Ave-Axi and Ipi-Nivo. Objective response rate analysis showed Ave-Axi as the best (SUCRA= 94%) and Pembro-Axi as second best option. In the parametric models, risk of progression was comparable for Ave-Axi and Ipi-Nivo, whereas Pembro-Axi exhibited a lower risk during the first 6 months of treatment and a higher risk afterward. Furthermore, Pembro-Axi exhibited a net advantage in terms of OS over the two other regimens, while Ave-Axi was the least preferable option. Conclusions: Overall evidences suggested pembrolizumab plus axitinib may be the best option.


Oncology ◽  
2021 ◽  
pp. 1-9
Author(s):  
Umberto Basso ◽  
Giuseppe Procopio ◽  
Giuseppe Fornarini ◽  
Francesco Massari ◽  
Alessandra Bearz ◽  
...  

<b><i>Introduction:</i></b> Tivozanib is a potent and selective tyrosine kinase inhibitor of vascular endothelial growth factor receptor 1 (VEGFR-1), VEGFR-2, and VEGFR-3, recently approved in Europe for the first-line treatment of metastatic renal cell carcinoma (mRCC). <b><i>Methods:</i></b> Retrospective analysis of safety and activity of tivozanib administered at 1.34 mg daily (3 weeks on, 1 week off) within a compassionate-use program to patients with mRCC with no prior systemic treatment in Italy. <b><i>Results:</i></b> From August 2018 to April 2019, 64 patients have started tivozanib in 9 oncology units. The median age was 67.5 years (range 40–85), 62.5% males. According to International Metastatic Renal Cell Carcinoma Database Consortium criteria, 27.1% of patients were good prognosis, 57.6% intermediate, and 15.3% poor. Primary tumor had been removed in 71.9% of patients. Histology was clear cell 89%, papillary 4.7%, and unclassified 6.3%. The response rate was 34.4%, stable disease 40.6%, and progression 15.6%. Grade 3–4 toxicities were 7.8% hypertension, 4.7% anemia, 3.1% mucositis, 3.1% asthenia, 1.6% diarrhea, 1.6% anorexia, 1.6% worsening of renal function, and 3.1% cardiac events. Dose reduction to 0.89 mg was applied to 17.2% of patients, and the discontinuation rate due to toxicity was 5.8%. Median progression-free survival was 12.4 months, with 68.7% of patients alive at 12 months. The developing of hypertension predicted increased progression-free survival at multivariate analysis (HR, 0.128; 95% CI, 0.03–0.59; <i>p</i> = 0.008). <b><i>Conclusions:</i></b> Tivozanib showed good activity and favorable safety profile in a real-world cohort of unselected patients with mRCC. Predictive biomarkers of response to antiangiogenic therapy are urgently needed in order to identify RCC patients who could still receive a monotherapy with VEGFR inhibitors in the first line.


2015 ◽  
Vol 33 (30) ◽  
pp. 3431-3438 ◽  
Author(s):  
Michael B. Atkins ◽  
Gwenaelle Gravis ◽  
Kazimierz Drosik ◽  
Tomasz Demkow ◽  
Piotr Tomczak ◽  
...  

Purpose Trebananib, an investigational recombinant peptide-Fc fusion protein, neutralizes the receptor-ligand interaction between Tie2 and angiopoietin-1/2. This phase II study was conducted to evaluate trebananib plus sunitinib, a vascular endothelial growth factor receptor inhibitor, in patients with metastatic clear cell renal cell carcinoma. Patients and Methods Adults with metastatic renal cell carcinoma were enrolled sequentially onto two cohorts that received sunitinib 50 mg once per day for 4 weeks on and 2 weeks off and intravenous trebananib once per week at a dose of 10 mg/kg in cohort A or 15 mg/kg in cohort B. The primary end points were incidences of adverse events (AEs) and dose interruptions of sunitinib during the first 12 weeks of treatment. Secondary end points included objective response rate and progression-free survival. Results Eighty-five patients were enrolled: 43 in cohort A, and 42 in cohort B. During the first 12 weeks of treatment, 58% and 57% of patients in cohorts A and B, respectively, had sunitinib dose interruptions (dose decrease, withholding, or withdrawal). The most frequent AEs were diarrhea (cohort A, 74%; cohort B, 67%), mucosal inflammation (cohort A, 49%; cohort B, 60%), and hypertension (cohort A, 52%; cohort B, 45%). AEs of grade 3 or greater occurred in 58% of patients in cohort A and in 69% of patients in cohort B. The objective response rate was 58% and 63% in cohorts A and B, respectively. The median progression-free survival time was 13.9 months (95% CI, 10.4 to 19.2) and 16.3 months (95% CI, 13.1 to 21.4) in cohorts A and B, respectively. The median overall survival time was 36 months (95% CI, 25.2 to not estimable) in cohort A and was not estimable (median follow-up, 25 months) in cohort B. Conclusion Trebananib plus sunitinib seemed to increase toxicity at the tested doses. Efficacy results suggest a potential benefit for the addition of trebananib to sunitinib.


2014 ◽  
Vol 32 (4_suppl) ◽  
pp. 421-421
Author(s):  
Matteo Santoni ◽  
Camillo Porta ◽  
Giuseppe Procopio ◽  
Linda Cerbone ◽  
Umberto Basso ◽  
...  

421 Background: Aim of this retrospective study was to investigate the clinico-pathological features and the outcome of patients (pts) with late relapsing renal cell carcinoma (LateR-RCC) treated with vascular endothelial growth factor receptor (VEGFR) tyrosine kinase inhibitor (TKI) as first line therapy. Methods: Data were collected from 19 Italian centers involved in the treatment of metastatic RCC. Late relapse was defined as >5 yr after initial radical nephrectomy. MSKCC prognostic categories were assessed before starting first-line treatment with VEGFR-TKI. Overall survival (OS) and progression free-survival (PFS) were estimated with the Kaplan-Meyer method with 95% CI and curves were compared with log-rank test. A Cox-regression model was applied to the data with a univariate and multivariate approach. Variables included in the univariate analysis were gender, age, time from surgery, MSKCC risk-group and targeted therapy employed at first line. Results: A total of 2,490 pts were screened and 269 pts (11%) were identified as LateR-RCC and treated with first-line VEGFR-TKI. Median age was 66 yr (range 29-87). Median time to recurrence was 7.9 yr. MSKCC prognostic category was good in 63% of pts, intermediate in 31% and poor in 6%. First-line therapy consisted of sunitinib in 190 pts (71%), sorafenib in 58 pts (21%) and pazopanib in 21 pts (8%). The median PFS was 20.0 months (95% CI 17.0−25.1) for sunitinib and 14.1 months for both sorafenib (95% CI 11.0−29.0) and pazopanib (95% CI 11.2−NR). At multivariate analysis, only MSKCC prognostic group was an independent prognostic factor for OS (HR: 2.07; 95% CI, 1.52–2.82 p < 0.001) and PFS (HR 2.54; 95% CI, 1.93−3.36 p < 0.001), whereas first line TKI was not significantly associated with OS (HR: 0.94; 95% CI, 0.38–1.82 p = 0.895) and PFS (HR 0.77; 95% CI, 0.43−1.99 p= 0.547). Conclusions: No significant differences were found in terms of OS and PFS in pts with LateR-RCC treated with first-line sorafenib, sunitinib or pazopanib. Our data may be considered in the long-term management of these patients.


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