NTRK-rearranged spindle cell tumor with SPECC1L-NTRK3 fusion in the thoracic spine: a case report

Abstract Neurotrophic Tyrosine Receptor Kinase (NTRK)-rearranged spindle cell tumors are a category of soft tissue tumors characterized by rearrangements of the NTRK gene family (NTRK1, NTRK2, and NTRK3), which leads to distinct molecular genetics, morphological, and immunophenotypic characteristics...

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Main Authors: Mi Zhou, Huaiyuan Xu, Jianxiong Niu, Qibing Yang, Anqi Wang, Hao Wu, Xiangqin Wang, Meng Yang, Jinxin Hu, Qinglian Tang, Jin Wang
Format: Article
Language:English
Published: Springer 2024-12-01
Series:Journal of Cancer Research and Clinical Oncology
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Online Access:https://doi.org/10.1007/s00432-024-06042-4
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author Mi Zhou
Huaiyuan Xu
Jianxiong Niu
Qibing Yang
Anqi Wang
Hao Wu
Xiangqin Wang
Meng Yang
Jinxin Hu
Qinglian Tang
Jin Wang
author_facet Mi Zhou
Huaiyuan Xu
Jianxiong Niu
Qibing Yang
Anqi Wang
Hao Wu
Xiangqin Wang
Meng Yang
Jinxin Hu
Qinglian Tang
Jin Wang
author_sort Mi Zhou
collection DOAJ
description Abstract Neurotrophic Tyrosine Receptor Kinase (NTRK)-rearranged spindle cell tumors are a category of soft tissue tumors characterized by rearrangements of the NTRK gene family (NTRK1, NTRK2, and NTRK3), which leads to distinct molecular genetics, morphological, and immunophenotypic characteristics. The central feature of these tumors is the fusion of NTRK genes with other genes, resulting in abnormal expression and activation of tropomyosin receptor kinase proteins. In this report, we present the first documented case of an NTRK spindle cell tumor with SPECC1L-NTRK3 fusion located in the thoracic spine. This case underscores the diagnostic and therapeutic importance of next-generation sequencing in identifying tumor-specific genetic alterations and selecting targeted therapies. Following 1 month of entrectinib treatment, the patient experienced considerable tumor shrinkage and symptomatic improvement. For bone-derived NTRK-rearranged spindle cell sarcomas, entrectinib shows promising therapeutic efficacy and should be considered a preferred treatment option.
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institution Kabale University
issn 1432-1335
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publishDate 2024-12-01
publisher Springer
record_format Article
series Journal of Cancer Research and Clinical Oncology
spelling doaj-art-052e912022c24735b8704c47dacdd4fc2025-02-09T12:10:21ZengSpringerJournal of Cancer Research and Clinical Oncology1432-13352024-12-0115111710.1007/s00432-024-06042-4NTRK-rearranged spindle cell tumor with SPECC1L-NTRK3 fusion in the thoracic spine: a case reportMi Zhou0Huaiyuan Xu1Jianxiong Niu2Qibing Yang3Anqi Wang4Hao Wu5Xiangqin Wang6Meng Yang7Jinxin Hu8Qinglian Tang9Jin Wang10Department of Musculoskeletal Oncology, Sun Yat-Sen University Cancer CenterDepartment of Musculoskeletal Oncology, Sun Yat-Sen University Cancer CenterDepartment of Musculoskeletal Oncology, Sun Yat-Sen University Cancer CenterDepartment of Musculoskeletal Oncology, Sun Yat-Sen University Cancer CenterDepartment of Musculoskeletal Oncology, Sun Yat-Sen University Cancer CenterDepartment of Musculoskeletal Oncology, Sun Yat-Sen University Cancer CenterDepartment of Musculoskeletal Oncology, Sun Yat-Sen University Cancer CenterDepartment of Musculoskeletal Oncology, Sun Yat-Sen University Cancer CenterDepartment of Musculoskeletal Oncology, Sun Yat-Sen University Cancer CenterDepartment of Musculoskeletal Oncology, Sun Yat-Sen University Cancer CenterDepartment of Musculoskeletal Oncology, Sun Yat-Sen University Cancer CenterAbstract Neurotrophic Tyrosine Receptor Kinase (NTRK)-rearranged spindle cell tumors are a category of soft tissue tumors characterized by rearrangements of the NTRK gene family (NTRK1, NTRK2, and NTRK3), which leads to distinct molecular genetics, morphological, and immunophenotypic characteristics. The central feature of these tumors is the fusion of NTRK genes with other genes, resulting in abnormal expression and activation of tropomyosin receptor kinase proteins. In this report, we present the first documented case of an NTRK spindle cell tumor with SPECC1L-NTRK3 fusion located in the thoracic spine. This case underscores the diagnostic and therapeutic importance of next-generation sequencing in identifying tumor-specific genetic alterations and selecting targeted therapies. Following 1 month of entrectinib treatment, the patient experienced considerable tumor shrinkage and symptomatic improvement. For bone-derived NTRK-rearranged spindle cell sarcomas, entrectinib shows promising therapeutic efficacy and should be considered a preferred treatment option.https://doi.org/10.1007/s00432-024-06042-4NTRK-rearranged spindle cell tumorMolecular characteristicsNTRK3Pathological reportSPECC1L
spellingShingle Mi Zhou
Huaiyuan Xu
Jianxiong Niu
Qibing Yang
Anqi Wang
Hao Wu
Xiangqin Wang
Meng Yang
Jinxin Hu
Qinglian Tang
Jin Wang
NTRK-rearranged spindle cell tumor with SPECC1L-NTRK3 fusion in the thoracic spine: a case report
Journal of Cancer Research and Clinical Oncology
NTRK-rearranged spindle cell tumor
Molecular characteristics
NTRK3
Pathological report
SPECC1L
title NTRK-rearranged spindle cell tumor with SPECC1L-NTRK3 fusion in the thoracic spine: a case report
title_full NTRK-rearranged spindle cell tumor with SPECC1L-NTRK3 fusion in the thoracic spine: a case report
title_fullStr NTRK-rearranged spindle cell tumor with SPECC1L-NTRK3 fusion in the thoracic spine: a case report
title_full_unstemmed NTRK-rearranged spindle cell tumor with SPECC1L-NTRK3 fusion in the thoracic spine: a case report
title_short NTRK-rearranged spindle cell tumor with SPECC1L-NTRK3 fusion in the thoracic spine: a case report
title_sort ntrk rearranged spindle cell tumor with specc1l ntrk3 fusion in the thoracic spine a case report
topic NTRK-rearranged spindle cell tumor
Molecular characteristics
NTRK3
Pathological report
SPECC1L
url https://doi.org/10.1007/s00432-024-06042-4
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