En bloc resection of huge primary tumors with epidural involvement in the mobile spine using the “rotation–reversion” technique: Feasibility, safety, and clinical outcome of 11 cases

BackgroundEn bloc resection of spinal tumors provides better local control and survival outcomes than intralesional resection. Safe margins during en bloc resection of primary spinal tumors with epidural involvement are required for improved outcomes. The present study describes a “rotation–reversio...

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Main Authors: Ming Lu, Zhongxin Zhou, Wei Chen, Zixiong Lei, Shuangwu Dai, Changhe Hou, Shaohua Du, Qinglin Jin, Dadi Jin, Stefano Boriani, Haomiao Li
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-12-01
Series:Frontiers in Oncology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fonc.2022.1031708/full
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author Ming Lu
Zhongxin Zhou
Wei Chen
Zixiong Lei
Shuangwu Dai
Changhe Hou
Shaohua Du
Qinglin Jin
Dadi Jin
Stefano Boriani
Haomiao Li
author_facet Ming Lu
Zhongxin Zhou
Wei Chen
Zixiong Lei
Shuangwu Dai
Changhe Hou
Shaohua Du
Qinglin Jin
Dadi Jin
Stefano Boriani
Haomiao Li
author_sort Ming Lu
collection DOAJ
description BackgroundEn bloc resection of spinal tumors provides better local control and survival outcomes than intralesional resection. Safe margins during en bloc resection of primary spinal tumors with epidural involvement are required for improved outcomes. The present study describes a “rotation–reversion” technique that has been used for en bloc resection of huge primary tumors in the mobile spine with epidural involvement and reported the clinical outcomes in these patients.MethodsAll patients with primary spinal tumors who were treated with the rotation–reversion technique at our institution between 2015 and 2021 were evaluated retrospectively. Of the patients identified, those with both huge extraosseous soft-tissue masses and epidural involvement were selected for a case review. Clinical and radiological characteristics, pathologic findings, operative procedures, complications, and oncological and functional outcomes of these patients were reviewed.ResultsOf the 86 patients identified with primary spinal tumors who underwent en bloc resection using the rotation–reversion technique between 2015 and 2021, 11 had huge extraosseous soft-tissue masses with epidural involvement in the mobile spine. The average maximum size of these 11 tumors was 8.1 × 7.5 × 9.7 cm. Median follow-up time was 28.1 months, mean operation time was 849.1 min (range 465–1,340 min), and mean blood loss was 6,972.7 ml (range 2,500–17,700 ml), with 10 (91%) of the 11 patients experiencing perioperative complications. The negative margin rate was 91%, with only one patient (9%) experiencing local recurrence. Ten patients were able to walk normally or with a crutch at the last follow-up, whereas one was completely paralyzed preoperatively.ConclusionThe rotation–reversion technique is an effective procedure for the en bloc resection of huge primary spinal tumors, with the extension of invasion in selected patients including not only the vertebral body but also the pedicle and part of the posterior arch.
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spelling doaj.art-00f21abab07548e78296bdf4e583e6af2022-12-22T04:35:58ZengFrontiers Media S.A.Frontiers in Oncology2234-943X2022-12-011210.3389/fonc.2022.10317081031708En bloc resection of huge primary tumors with epidural involvement in the mobile spine using the “rotation–reversion” technique: Feasibility, safety, and clinical outcome of 11 casesMing Lu0Zhongxin Zhou1Wei Chen2Zixiong Lei3Shuangwu Dai4Changhe Hou5Shaohua Du6Qinglin Jin7Dadi Jin8Stefano Boriani9Haomiao Li10Department of Musculoskeletal Oncology, Center for Orthopaedic Surgery, The Third Affiliated Hospital of Southern Medical University, Guangzhou, ChinaDepartment of Interventional Vascular Surgery, The Third Affiliated Hospital of Southern Medical University, Guangzhou, ChinaDepartment of Musculoskeletal Oncology, Center for Orthopaedic Surgery, The Third Affiliated Hospital of Southern Medical University, Guangzhou, ChinaDepartment of Musculoskeletal Oncology, Center for Orthopaedic Surgery, The Third Affiliated Hospital of Southern Medical University, Guangzhou, ChinaDepartment of Musculoskeletal Oncology, Center for Orthopaedic Surgery, The Third Affiliated Hospital of Southern Medical University, Guangzhou, ChinaDepartment of Musculoskeletal Oncology, Center for Orthopaedic Surgery, The Third Affiliated Hospital of Southern Medical University, Guangzhou, ChinaDepartment of Musculoskeletal Oncology, Center for Orthopaedic Surgery, The Third Affiliated Hospital of Southern Medical University, Guangzhou, ChinaDepartment of Musculoskeletal Oncology, Center for Orthopaedic Surgery, The Third Affiliated Hospital of Southern Medical University, Guangzhou, ChinaDepartment of Musculoskeletal Oncology, Center for Orthopaedic Surgery, The Third Affiliated Hospital of Southern Medical University, Guangzhou, ChinaGSpine4 Spine Surgery Division, Istituto Di Ricovero E Cura A Cacattere Scientifico (IRCCS), Istituto Ortopedico Galeazzi, Milan, ItalyDepartment of Musculoskeletal Oncology, Center for Orthopaedic Surgery, The Third Affiliated Hospital of Southern Medical University, Guangzhou, ChinaBackgroundEn bloc resection of spinal tumors provides better local control and survival outcomes than intralesional resection. Safe margins during en bloc resection of primary spinal tumors with epidural involvement are required for improved outcomes. The present study describes a “rotation–reversion” technique that has been used for en bloc resection of huge primary tumors in the mobile spine with epidural involvement and reported the clinical outcomes in these patients.MethodsAll patients with primary spinal tumors who were treated with the rotation–reversion technique at our institution between 2015 and 2021 were evaluated retrospectively. Of the patients identified, those with both huge extraosseous soft-tissue masses and epidural involvement were selected for a case review. Clinical and radiological characteristics, pathologic findings, operative procedures, complications, and oncological and functional outcomes of these patients were reviewed.ResultsOf the 86 patients identified with primary spinal tumors who underwent en bloc resection using the rotation–reversion technique between 2015 and 2021, 11 had huge extraosseous soft-tissue masses with epidural involvement in the mobile spine. The average maximum size of these 11 tumors was 8.1 × 7.5 × 9.7 cm. Median follow-up time was 28.1 months, mean operation time was 849.1 min (range 465–1,340 min), and mean blood loss was 6,972.7 ml (range 2,500–17,700 ml), with 10 (91%) of the 11 patients experiencing perioperative complications. The negative margin rate was 91%, with only one patient (9%) experiencing local recurrence. Ten patients were able to walk normally or with a crutch at the last follow-up, whereas one was completely paralyzed preoperatively.ConclusionThe rotation–reversion technique is an effective procedure for the en bloc resection of huge primary spinal tumors, with the extension of invasion in selected patients including not only the vertebral body but also the pedicle and part of the posterior arch.https://www.frontiersin.org/articles/10.3389/fonc.2022.1031708/fullen bloc resectionspinal tumorepidural involvementhuge masssafe marginrotation-reversion technique
spellingShingle Ming Lu
Zhongxin Zhou
Wei Chen
Zixiong Lei
Shuangwu Dai
Changhe Hou
Shaohua Du
Qinglin Jin
Dadi Jin
Stefano Boriani
Haomiao Li
En bloc resection of huge primary tumors with epidural involvement in the mobile spine using the “rotation–reversion” technique: Feasibility, safety, and clinical outcome of 11 cases
Frontiers in Oncology
en bloc resection
spinal tumor
epidural involvement
huge mass
safe margin
rotation-reversion technique
title En bloc resection of huge primary tumors with epidural involvement in the mobile spine using the “rotation–reversion” technique: Feasibility, safety, and clinical outcome of 11 cases
title_full En bloc resection of huge primary tumors with epidural involvement in the mobile spine using the “rotation–reversion” technique: Feasibility, safety, and clinical outcome of 11 cases
title_fullStr En bloc resection of huge primary tumors with epidural involvement in the mobile spine using the “rotation–reversion” technique: Feasibility, safety, and clinical outcome of 11 cases
title_full_unstemmed En bloc resection of huge primary tumors with epidural involvement in the mobile spine using the “rotation–reversion” technique: Feasibility, safety, and clinical outcome of 11 cases
title_short En bloc resection of huge primary tumors with epidural involvement in the mobile spine using the “rotation–reversion” technique: Feasibility, safety, and clinical outcome of 11 cases
title_sort en bloc resection of huge primary tumors with epidural involvement in the mobile spine using the rotation reversion technique feasibility safety and clinical outcome of 11 cases
topic en bloc resection
spinal tumor
epidural involvement
huge mass
safe margin
rotation-reversion technique
url https://www.frontiersin.org/articles/10.3389/fonc.2022.1031708/full
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