scholarly journals Characteristics and Treatment Challenges of Non-Clear Cell Renal Cell Carcinoma

Cancers ◽  
2021 ◽  
Vol 13 (15) ◽  
pp. 3807
Author(s):  
Pierangela Sepe ◽  
Arianna Ottini ◽  
Chiara Carlotta Pircher ◽  
Andrea Franza ◽  
Melanie Claps ◽  
...  
Keyword(s):  
Renal Cell ◽  
Kinase Inhibitors ◽  
Clear Cell ◽  
Case Reports ◽  
Treatment Options ◽  
Single Agent ◽  
Growth Factor Receptor ◽  
Mtor Inhibitors ◽  
Cell Renal Cell Carcinoma ◽  
Clear Cell Rcc

Non-clear cell renal cell carcinomas (RCC) comprise several rare and poorly described diseases, often characterized by bad prognosis and with no standard treatments available. The gap in their clinical management is linked to the poor molecular characterization in handling the treatment of non clear-cell RCC with untailored therapies. Due to their rarity, non-clear RCC are in fact under-represented in prospective randomized trials. Thus, treatment choices are based on extrapolating results from clear cell RCC trials, retrospective data, or case reports. Over the last two decades, various options have been considered as the mainstay for the treatment of metastatic RCC (mRCC), including angiogenesis inhibitors, vascular endothelial growth factor receptor inhibitors, other tyrosine kinase inhibitors (TKIs), as well as MET inhibitors and mammalian targeting of rapamycin (mTOR) inhibitors. More recently, the therapeutic armamentarium has been enriched with immunotherapy, alone or in combination with targeted agents that have been shown to significantly improve outcomes of mRCC patients, if compared to TKI single-agent. It has been widely proven that non-clear cell RCC is a morphologically and clinically distinct entity from its clear cell counterpart but more knowledge about its biology is certainly needed. Histology-specific collaborative trials are in fact now emerging to investigate different treatments for non-clear cell RCC. This review summarizes pathogenetic mechanisms of non-clear cell RCC, the evolution of treatment paradigms over the last few decades, with a focus on immunotherapy-based trials, and future potential treatment options.

scholarly journals Combination of pembrolizumab and axitinib: a new gold standard in the first-line therapy for metastatic clear-cell renal-cell carcinoma?

2020 ◽  
Vol 16 (3) ◽  
pp. 29-37
Author(s):  
R. A. Gafanov ◽  
A. G. Dzidzaria ◽  
I. B. Kravtsov ◽  
S. V. Fastovets
Keyword(s):  
Renal Cell Carcinoma ◽  
Cell Carcinoma ◽  
Renal Cell ◽  
Kinase Inhibitors ◽  
Checkpoint Inhibitors ◽  
Treatment Options ◽  
Growth Factor Receptor ◽  
Clinical Results ◽  
First Line ◽  
Cell Renal Cell Carcinoma

The treatment strategy for metastatic renal cell carcinoma (mRCC) has evolved with the emergence of anti-angiogenic drugs, in particular tyrosine kinase inhibitors (TKIs) targeting the vascular endothelial growth factor receptor (VEGFR) and immune checkpoint inhibitors (ICIs). Both treatment options improved patient outcomes and altered the natural history of mRCC. Clinical studies have focused on evaluating combination regimens containing ICI and VEGFR-targeted TKIs. The combination of axitinib with pembrolizumab (KEYNOTE-426) showed better results compared to sunitinib in patients with mRCC who had not previously received systemic therapy. In this article, we discuss the rationale for the combination of ICI and TKI based on preclinical data, as well as the clinical results obtained with the combination of axitinib with pembrolizumab in first-line patients in clinical trials.

Paraneoplastic digital ischemia in clear-cell renal-cell carcinoma: Report of a case and review of the literature

2018 ◽  
Vol 86 (3) ◽  
pp. 156-160
Author(s):  
Katerina Kampoli ◽  
Dimitra Gardeli ◽  
Maria Mouktaroudi ◽  
Antonis Fanouriakis ◽  
Andreas M Lazaris ◽  
...  
Keyword(s):  
Renal Cell ◽  
Kinase Inhibitors ◽  
Clear Cell ◽  
Early Recognition ◽  
Treatment Options ◽  
Cell Cancer ◽  
Critical Ischemia ◽  
Cell Renal Cell Carcinoma ◽  
Digital Ischemia ◽  
History Of

Digital ischemia has been rarely associated, as a paraneoplastic syndrome, with renal cancer. Since it can severely compromise the patients’ quality of life, early recognition is important, in order to optimally address it with currently available treatment options, such as tyrosine inhibitors. Digital ischemia may occur in the general population and it can be the result of other non-cancerous diseases; accordingly, a thorough and aggressive work-up is mandatory, together with appropriate therapeutic steps such as tyrosine kinase inhibitors, vasodilators, and antiaggregants. Herein, we report a 78-year-old male patient with a history of clear-cell renal-cell cancer, who presented in the emergency department with critical ischemia in the upper limbs.

scholarly journals The Molecular Characteristics of Non-Clear Cell Renal Cell Carcinoma: What’s the Story Morning Glory?

2021 ◽  
Vol 22 (12) ◽  
pp. 6237
Author(s):  
Andrea Marchetti ◽  
Matteo Rosellini ◽  
Veronica Mollica ◽  
Alessandro Rizzo ◽  
Elisa Tassinari ◽  
...  
Keyword(s):  
Renal Cell Carcinoma ◽  
Cell Carcinoma ◽  
Renal Cell ◽  
Kinase Inhibitors ◽  
Clear Cell ◽  
Treatment Algorithm ◽  
Morning Glory ◽  
Molecular Characteristics ◽  
Cell Renal Cell Carcinoma ◽  
Low Incidence

Non-clear cell renal cell carcinomas are a miscellaneous group of tumors that include different histological subtypes, each one characterized by peculiarity in terms of genetic alteration, clinical behavior, prognosis, and treatment response. Because of their low incidence and poor enrollment in clinical trials, alongside their heterogeneity, additional efforts are required to better unveil the pathogenetic mechanisms and, consequently, to improve the treatment algorithm. Nowadays, tyrosine kinase inhibitors, mTOR and MET inhibitors, and even cisplatin-based chemotherapy and immunotherapy are potential weapons that are still under evaluation in this setting. Various biomarkers have been evaluated for detecting progression and monitoring renal cell carcinoma, but more studies are necessary to improve this field. In this review, we provide an overview on the molecular characteristics of this group of tumors and the recently published trials, giving an insight into what might become the future therapeutic standard in this complex world of non-clear cell kidney cancers.

Outcomes with novel combinations in non-clear cell renal cell carcinoma(nccRCC): ORACLE study.

2021 ◽  
Vol 39 (15_suppl) ◽  
pp. 4580-4580
Author(s):  
Deepak Kilari ◽  
Aniko Szabo ◽  
Pooja Ghatalia ◽  
Tracy L Rose ◽  
Nicole Weise ◽  
...  
Keyword(s):  
Clear Cell ◽  
Objective Response ◽  
Mammalian Target Of Rapamycin ◽  
Progression Free Survival ◽  
Mtor Inhibitors ◽  
New Combination ◽  
Clinical Activity ◽  
Cell Renal Cell Carcinoma ◽  
Clear Cell Rcc ◽  
Rhabdoid Differentiation

4580 Background: Despite advances in the treatment of clear cell RCC, there is a paucity of data to guide management of nccRCC due to the heterogeneity and rarity of these tumors. The clinical activity of new combination therapies (including immunotherapy (IO), anti-vascular endothelial growth factor inhibitors (VEGF), and mammalian target of rapamycin (mTOR) inhibitors) in metastatic nccRCC is not known. Methods: In this multicenter retrospective analysis, we explored the efficacy of combination systemic therapies in patients with nccRCC. Baseline and follow-up demographic, clinical, treatment, and radiographic data were collected. The primary endpoint was objective response rate (ORR) assessed by investigator review. Secondary endpoints include progression- free survival (PFS), disease control rate (DCR), median duration of response (DOR), overall survival (OS), and biomarker correlates. Results: Among 66 included patients, median age was 59 yr; 60% were male and 62% white. Histologies included papillary (38%), chromophobe (17%), unclassified (24%), translocation (12%), and other (9 %). Sarcomatoid and/or rhabdoid differentiation was present in 18%, 70% had prior nephrectomy, 86% were IMDC intermediate/poor risk, 29% and 32% had liver and bone metastasis respectively. 67% received combination treatment in the first line. Comparison of outcomes based on treatment regimen is shown in the table. Conclusions: Antitumor activity was observed with novel combinations in nccRCC which warrants further prospective studies. Response rates and survival with combination therapy in this dataset remain inferior to rates seen in clear cell RCC.[Table: see text]

scholarly journals IMPA2 Downregulation Enhances mTORC1 Activity and Restrains Autophagy Initiation in Metastatic Clear Cell Renal Cell Carcinoma

2020 ◽  
Vol 9 (4) ◽  
pp. 956 ◽  
Author(s):  
Chia-Hao Kuei ◽  
Hui-Yu Lin ◽  
Hsun-Hua Lee ◽  
Che-Hsuan Lin ◽  
Jing-Quan Zheng ◽  
...  
Keyword(s):  
Renal Cell Carcinoma ◽  
Cell Carcinoma ◽  
Renal Cell ◽  
Clear Cell ◽  
Mtor Inhibitors ◽  
Gene Set Enrichment Analysis ◽  
Cellular Migration ◽  
Cell Renal Cell Carcinoma ◽  
Gene Set

Although mTOR inhibitors have been approved as first-line therapy for treating metastatic clear cell renal cell carcinoma (ccRCC), the lack of useful markers reduces their therapeutic effectiveness. The objective of this study was to estimate if inositol monophosphatase 2 (IMPA2) downregulation refers to a favorable outcome in metastatic ccRCC receiving mTOR inhibitor treatment. Gene set enrichment analysis predicted a significant activation of mTORC1 in the metastatic ccRCC with IMPA2 downregulation. Transcriptional profiling of IMPA2 and mTORC1-related gene set revealed significantly inverse correlation in ccRCC tissues. Whereas the enforced expression of exogenous IMPA2 inhibited the phosphorylation of Akt/mTORC1, artificially silencing IMPA2 led to increased phosphorylation of Akt/mTORC1 in ccRCC cells. The pharmaceutical inhibition of mTORC1 activity by rapamycin reinforced autophagy initiation but suppressed the cellular migration and lung metastatic abilities of IMPA2-silenced ccRCC cells. In contrast, blocking autophagosome formation with 3-methyladenine rescued the mitigated metastatic potential in vitro and in vivo in IMPA2-overexpressing ccRCC cells. Our findings indicated that IMPA2 downregulation negatively activates mTORC1 activity and could be a biomarker for guiding the use of mTOR inhibitors or autophagy inducers to combat metastatic ccRCC in the clinic.

Nivolumab in metastatic nonclear cell renal cell carcinoma: First results of the AcSe prospective study.

2020 ◽  
Vol 38 (6_suppl) ◽  
pp. 699-699
Author(s):  
Laurence Albiges ◽  
Damien Pouessel ◽  
Marie Beylot-Barry ◽  
Guido Bens ◽  
Diane Pannier ◽  
...  
Keyword(s):  
Renal Cell Carcinoma ◽  
Prospective Study ◽  
Cell Carcinoma ◽  
Renal Cell ◽  
Clear Cell ◽  
Type I ◽  
Cell Renal Cell Carcinoma ◽  
Duct Carcinoma ◽  
Clear Cell Rcc

699 Background: AcSe Nivolumab (N), is a non-randomised, open-label, multicentric study to investigate the efficacy and safety of nivolumab monotherapy in patients (pts) with specific rare cancers (NCT03012581). We report on the non-clear cell renal cell carcinoma (RCC) cohort. Methods: Primary endpoint was objective response rate (ORR) at 12 weeks according to RECIST1.1. All pts receives N at 240mg IV every 2 weeks. Secondary endpoints included progression free survival (PFS), overall survival (OS), best response, and safety. Results: Between 07/2017 and 02/2019, 50 pts have been enrolled across 13 institutions. Median age was 61.4 years old, 70% were male. ECOG PS was 0, 1, 2, in 29%, 63% and 8% of pts respectively. Histological types were papillary (pRCC) type 2 (41%), chromophobe (18%), pRCC type I (10%), pRCC unclassified (8%), collecting duct carcinoma (CDC) (8%), and others (including predominant sarcomatoid, renal medullary carcinoma, MITF associated RCC, unclassified RCC). N was used in first line in 16%, second line in 54% and third line or beyond in 30%. IMDC risk group was 14%, 70% and 16% for good, intermediate and poor risk respectively. With a median follow up of 10.4 months (mo), 42 pts had discontinued N. The 12 weeks-ORR was 6% (3 PR), with stable disease in 49% and PD in 44% of pts. The best ORR was 10%. Median PFS was 3.9 mo (IC95% [2.9; 8.3]). At time of analysis, 25 pts (50%) had died and 12-months OS rate was 47.7% (IC95% [33.5; 67.8]). Overall, 31 pts (62%) have presented at least one grade ≥ 3 AE. No new safety signal with N was reported. 12 weeks-ORR and best ORR according to distinct histology are presented in table 1. Pts with PR were 1pRCC type 2, 1pRCC type 1, 1 CDC, 1 MITF RCC and 1 unclassified. Conclusions: We report the first prospective study of N single agent in non-clear cell RCC. N demonstrates limited activity in a pretreated and heterogeneous non- clear cell RCC population. Interestingly 1/4 CDC developed PR while no response was noted in chromophobe RCC. Clinical trial information: NCT03012581. [Table: see text]

scholarly journals The Role of Everolimus in Renal Cell Carcinoma

2015 ◽  
Vol 2 (4) ◽  
pp. 187-194
Author(s):  
Malek Meskawi ◽  
Roger Valdivieso ◽  
Paolo Dell’Oglio ◽  
Vincent Trudeau ◽  
Alessandro Larcher ◽  
...  
Keyword(s):  
Renal Cell Carcinoma ◽  
Cell Carcinoma ◽  
Renal Cell ◽  
Kinase Inhibitors ◽  
Clear Cell ◽  
Phase Iii ◽  
Current Evidence ◽  
Second Line ◽  
Cell Renal Cell Carcinoma ◽  
Line Therapy

Everolimus (RAD001) is an orally administered agent that inhibits the mammalian target of rapamycin serine-threonine kinase. A phase III pivotal trial on everolimus, published in 2008, provided the first evidence for the efficacy of sequential therapy for patients with metastatic clear cell renal cell carcinoma (RCC). In this study, everolimus was used after failure of one or several previous lines of therapy, and it demonstrated a 3-month survival benefit relative to placebo. Currently, based on the level 1 evidence, everolimus represents the molecule of choice for third-line therapy after failure of previous two tyrosine kinase inhibitors (TKIs). However, second-line use after failure of one TKI is challenged by two new molecules (nivolumab and cabozantinib), which proved to have better efficacy with similar toxicity profile. In non-clear cell metastatic RCC, the current evidence recommends everolimus as a second-line therapy after failure of previous first-line sunitinib.

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