Cervical foraminotomy by full-endoscopic posterior cervical approach: A randomized study

Background: FEPCP for lateral disc herniation or osteophytes is becoming a valuable technique. In 2008, the first study describing full-endoscopy posterior cervical foraminotomy (FEPCF) to treat lateral disc herniations was published. The technique has gained popularity over the last decade, and the...

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Main Authors: Leonello Tacconi, Francesco Signorelli, Enrico Giordan
Format: Article
Language:English
Published: Elsevier 2021-12-01
Series:Interdisciplinary Neurosurgery
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2214751921001997
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author Leonello Tacconi
Francesco Signorelli
Enrico Giordan
author_facet Leonello Tacconi
Francesco Signorelli
Enrico Giordan
author_sort Leonello Tacconi
collection DOAJ
description Background: FEPCP for lateral disc herniation or osteophytes is becoming a valuable technique. In 2008, the first study describing full-endoscopy posterior cervical foraminotomy (FEPCF) to treat lateral disc herniations was published. The technique has gained popularity over the last decade, and the outcomes have been compared to open or minimally invasive techniques, proving to be similarly effective. Later in 2016, FEPCF was also applied for bony foraminal stenosis. We randomized a sample of patients with cervical radiculopathy to either FEPCF or open posterior cervical foraminotomy (OPCF) to compare postoperative outcomes and foraminal size parameters. Methods: we prospectively collected data from 37 patients with cervical radiculopathy consequent to foraminal stenosis due to lateral disc herniation or osteophytes formation, failed conservative treatment, and adequate imaging (pre and postoperative three-dimensional 1 mm thick slices computer tomography (CT)). Patients were randomly assigned to FEPCF (17) or OPCF (20). Data were collected on demographics, arm and neck pain, disability, complications, and follow-up time. Foraminal size analysis was performed manually using 3D-Slicer software. The clinical outcomes and foramen dimension data were subsequently compared between the two groups. Results: There were no statistical differences in intraoperative parameters and postoperative outcomes in terms of mean postoperative arm VAS (p-value: 0.709) and mean NDI values (p-value:0.925), but postoperative mean neck pain values were lower in FEPCF patients (3.6 vs. 6.1 for OPCF, p-value:<0.001). In the FEPCF group, foraminal height, width, and area were increased by a mean value of 17.2%, 22.5%, and 19%, respectively, with no differences between FEPCF and OPCF. Conclusions: FEPCF has overlapping results in postoperative findings and foraminal size enlargement than OPCF, either for lateral disc protrusion or foraminal osteophytes.
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spelling doaj.art-5a07129a816f4bc9a95a47834b2b6d172022-12-21T21:27:54ZengElsevierInterdisciplinary Neurosurgery2214-75192021-12-0126101287Cervical foraminotomy by full-endoscopic posterior cervical approach: A randomized studyLeonello Tacconi0Francesco Signorelli1Enrico Giordan2Neurosurgical Department, Azienda Sanitaria Universitaria Integrata di Trieste, Trieste, ItalyDivision of Neurosurgery, Department of Basic Medical Sciences, Neurosciences and Sense Organs, University “Aldo Moro” of Bari, Bari, ItalyNeurosurgical Department, Azienda ULSS 2 Marca Trevigiana, Treviso, Veneto, Italy; Corresponding author at: Aulss2 Marca Trevigiana, Department of Neurosurgery, Via Piazzale 1, Treviso, Treviso 31100, Italy.Background: FEPCP for lateral disc herniation or osteophytes is becoming a valuable technique. In 2008, the first study describing full-endoscopy posterior cervical foraminotomy (FEPCF) to treat lateral disc herniations was published. The technique has gained popularity over the last decade, and the outcomes have been compared to open or minimally invasive techniques, proving to be similarly effective. Later in 2016, FEPCF was also applied for bony foraminal stenosis. We randomized a sample of patients with cervical radiculopathy to either FEPCF or open posterior cervical foraminotomy (OPCF) to compare postoperative outcomes and foraminal size parameters. Methods: we prospectively collected data from 37 patients with cervical radiculopathy consequent to foraminal stenosis due to lateral disc herniation or osteophytes formation, failed conservative treatment, and adequate imaging (pre and postoperative three-dimensional 1 mm thick slices computer tomography (CT)). Patients were randomly assigned to FEPCF (17) or OPCF (20). Data were collected on demographics, arm and neck pain, disability, complications, and follow-up time. Foraminal size analysis was performed manually using 3D-Slicer software. The clinical outcomes and foramen dimension data were subsequently compared between the two groups. Results: There were no statistical differences in intraoperative parameters and postoperative outcomes in terms of mean postoperative arm VAS (p-value: 0.709) and mean NDI values (p-value:0.925), but postoperative mean neck pain values were lower in FEPCF patients (3.6 vs. 6.1 for OPCF, p-value:<0.001). In the FEPCF group, foraminal height, width, and area were increased by a mean value of 17.2%, 22.5%, and 19%, respectively, with no differences between FEPCF and OPCF. Conclusions: FEPCF has overlapping results in postoperative findings and foraminal size enlargement than OPCF, either for lateral disc protrusion or foraminal osteophytes.http://www.sciencedirect.com/science/article/pii/S2214751921001997EndoscopicCervicalSpineForaminotomyForaminectomy
spellingShingle Leonello Tacconi
Francesco Signorelli
Enrico Giordan
Cervical foraminotomy by full-endoscopic posterior cervical approach: A randomized study
Interdisciplinary Neurosurgery
Endoscopic
Cervical
Spine
Foraminotomy
Foraminectomy
title Cervical foraminotomy by full-endoscopic posterior cervical approach: A randomized study
title_full Cervical foraminotomy by full-endoscopic posterior cervical approach: A randomized study
title_fullStr Cervical foraminotomy by full-endoscopic posterior cervical approach: A randomized study
title_full_unstemmed Cervical foraminotomy by full-endoscopic posterior cervical approach: A randomized study
title_short Cervical foraminotomy by full-endoscopic posterior cervical approach: A randomized study
title_sort cervical foraminotomy by full endoscopic posterior cervical approach a randomized study
topic Endoscopic
Cervical
Spine
Foraminotomy
Foraminectomy
url http://www.sciencedirect.com/science/article/pii/S2214751921001997
work_keys_str_mv AT leonellotacconi cervicalforaminotomybyfullendoscopicposteriorcervicalapproacharandomizedstudy
AT francescosignorelli cervicalforaminotomybyfullendoscopicposteriorcervicalapproacharandomizedstudy
AT enricogiordan cervicalforaminotomybyfullendoscopicposteriorcervicalapproacharandomizedstudy