Clinical Outcomes of Everolimus Rechallenge in Patients with Pancreatic Neuroendocrine Neoplasms with No Other Treatment Options

Background: The clinical outcomes of everolimus rechallenge in patients with pancreatic neuroendocrine neoplasms (PNENs) are unknown. This study aimed to investigate the treatment outcomes and safety of everolimus rechallenge treatment with PNENs. Methods: Clinical data of everolimus-treated patient...

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Main Authors: Yusuke Kurita, Noritoshi Kobayashi, Kazuo Hara, Nobumasa Mizuno, Takamichi Kuwahara, Nozomi Okuno, Shin Haba, Motohiko Tokuhisa, Sho Hasegawa, Kensuke Kubota, Atsushi Nakajima, Yasushi Ichikawa
Format: Article
Language:English
Published: MDPI AG 2022-11-01
Series:Cancers
Subjects:
Online Access:https://www.mdpi.com/2072-6694/14/22/5669
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author Yusuke Kurita
Noritoshi Kobayashi
Kazuo Hara
Nobumasa Mizuno
Takamichi Kuwahara
Nozomi Okuno
Shin Haba
Motohiko Tokuhisa
Sho Hasegawa
Kensuke Kubota
Atsushi Nakajima
Yasushi Ichikawa
author_facet Yusuke Kurita
Noritoshi Kobayashi
Kazuo Hara
Nobumasa Mizuno
Takamichi Kuwahara
Nozomi Okuno
Shin Haba
Motohiko Tokuhisa
Sho Hasegawa
Kensuke Kubota
Atsushi Nakajima
Yasushi Ichikawa
author_sort Yusuke Kurita
collection DOAJ
description Background: The clinical outcomes of everolimus rechallenge in patients with pancreatic neuroendocrine neoplasms (PNENs) are unknown. This study aimed to investigate the treatment outcomes and safety of everolimus rechallenge treatment with PNENs. Methods: Clinical data of everolimus-treated patients with PNENs at two institutions were collected. Patients who underwent everolimus rechallenge were included in the study. We analyzed the progression-free survival (PFS) and treatment response associated with everolimus rechallenge and the adverse events. Results: Between 2008 and 2020, 117 patients received initial treatment with everolimus, of which 14 patients received everolimus rechallenge. With regard to the grade of PNENs, there were 2 cases of G1, 11 cases of G2, and 1 case of G3. The median rechallenge PFS was 5.7 months. The objective response rate was 21.4%. the disease control rate was 71.4%. The only major grade 3 or 4 adverse event was neutropenia (<i>n</i> = 1, 7.1%). No other severe adverse event was observed. Conclusion: The outcomes and safety of everolimus rechallenge were verified, and it was deemed an acceptable treatment. Everolimus rechallenge may provide a new drug therapy for patients with advanced PNENs for whom no other drug treatment option is available.
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spelling doaj.art-822070c35f804736875e914d5bf5db202023-11-24T07:54:49ZengMDPI AGCancers2072-66942022-11-011422566910.3390/cancers14225669Clinical Outcomes of Everolimus Rechallenge in Patients with Pancreatic Neuroendocrine Neoplasms with No Other Treatment OptionsYusuke Kurita0Noritoshi Kobayashi1Kazuo Hara2Nobumasa Mizuno3Takamichi Kuwahara4Nozomi Okuno5Shin Haba6Motohiko Tokuhisa7Sho Hasegawa8Kensuke Kubota9Atsushi Nakajima10Yasushi Ichikawa11Department of Gastroenterology and Hepatology, Yokohama City University Hospital, Yokohama 236-0004, JapanDepartment of Oncology, Yokohama City University Hospital, Yokohama 236-0004, JapanDepartment of Gastroenterology, Aichi Cancer Center Hospital, Nagoya 464-8681, JapanDepartment of Gastroenterology, Aichi Cancer Center Hospital, Nagoya 464-8681, JapanDepartment of Gastroenterology, Aichi Cancer Center Hospital, Nagoya 464-8681, JapanDepartment of Gastroenterology, Aichi Cancer Center Hospital, Nagoya 464-8681, JapanDepartment of Gastroenterology, Aichi Cancer Center Hospital, Nagoya 464-8681, JapanDepartment of Oncology, Yokohama City University Hospital, Yokohama 236-0004, JapanDepartment of Gastroenterology and Hepatology, Yokohama City University Hospital, Yokohama 236-0004, JapanDepartment of Gastroenterology and Hepatology, Yokohama City University Hospital, Yokohama 236-0004, JapanDepartment of Gastroenterology and Hepatology, Yokohama City University Hospital, Yokohama 236-0004, JapanDepartment of Oncology, Yokohama City University Hospital, Yokohama 236-0004, JapanBackground: The clinical outcomes of everolimus rechallenge in patients with pancreatic neuroendocrine neoplasms (PNENs) are unknown. This study aimed to investigate the treatment outcomes and safety of everolimus rechallenge treatment with PNENs. Methods: Clinical data of everolimus-treated patients with PNENs at two institutions were collected. Patients who underwent everolimus rechallenge were included in the study. We analyzed the progression-free survival (PFS) and treatment response associated with everolimus rechallenge and the adverse events. Results: Between 2008 and 2020, 117 patients received initial treatment with everolimus, of which 14 patients received everolimus rechallenge. With regard to the grade of PNENs, there were 2 cases of G1, 11 cases of G2, and 1 case of G3. The median rechallenge PFS was 5.7 months. The objective response rate was 21.4%. the disease control rate was 71.4%. The only major grade 3 or 4 adverse event was neutropenia (<i>n</i> = 1, 7.1%). No other severe adverse event was observed. Conclusion: The outcomes and safety of everolimus rechallenge were verified, and it was deemed an acceptable treatment. Everolimus rechallenge may provide a new drug therapy for patients with advanced PNENs for whom no other drug treatment option is available.https://www.mdpi.com/2072-6694/14/22/5669pancreasneuroendocrine neoplasmseverolimus
spellingShingle Yusuke Kurita
Noritoshi Kobayashi
Kazuo Hara
Nobumasa Mizuno
Takamichi Kuwahara
Nozomi Okuno
Shin Haba
Motohiko Tokuhisa
Sho Hasegawa
Kensuke Kubota
Atsushi Nakajima
Yasushi Ichikawa
Clinical Outcomes of Everolimus Rechallenge in Patients with Pancreatic Neuroendocrine Neoplasms with No Other Treatment Options
Cancers
pancreas
neuroendocrine neoplasms
everolimus
title Clinical Outcomes of Everolimus Rechallenge in Patients with Pancreatic Neuroendocrine Neoplasms with No Other Treatment Options
title_full Clinical Outcomes of Everolimus Rechallenge in Patients with Pancreatic Neuroendocrine Neoplasms with No Other Treatment Options
title_fullStr Clinical Outcomes of Everolimus Rechallenge in Patients with Pancreatic Neuroendocrine Neoplasms with No Other Treatment Options
title_full_unstemmed Clinical Outcomes of Everolimus Rechallenge in Patients with Pancreatic Neuroendocrine Neoplasms with No Other Treatment Options
title_short Clinical Outcomes of Everolimus Rechallenge in Patients with Pancreatic Neuroendocrine Neoplasms with No Other Treatment Options
title_sort clinical outcomes of everolimus rechallenge in patients with pancreatic neuroendocrine neoplasms with no other treatment options
topic pancreas
neuroendocrine neoplasms
everolimus
url https://www.mdpi.com/2072-6694/14/22/5669
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