Use of posterior belly digastric branch of the facial nerve to identify facial nerve trunk in doing parotidectomy

Introduction: The identification of the Facial nerve in parotid surgery stands as a stiff challenge till date. Various different pointers with numerical measurements have been identified. But these landmarks can differ between various race, sex or the presence of a tumour. Tracking the branch to pos...

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Main Authors: Jyotirmoy Phookan, Bijit Kumar Saikia, Taufeequl Islam, Bibhuti Das, Rakesh Talukdar
Format: Article
Language:English
Published: Elsevier 2024-03-01
Series:Advances in Oral and Maxillofacial Surgery
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2667147623000808
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author Jyotirmoy Phookan
Bijit Kumar Saikia
Taufeequl Islam
Bibhuti Das
Rakesh Talukdar
author_facet Jyotirmoy Phookan
Bijit Kumar Saikia
Taufeequl Islam
Bibhuti Das
Rakesh Talukdar
author_sort Jyotirmoy Phookan
collection DOAJ
description Introduction: The identification of the Facial nerve in parotid surgery stands as a stiff challenge till date. Various different pointers with numerical measurements have been identified. But these landmarks can differ between various race, sex or the presence of a tumour. Tracking the branch to posterior belly of digastric, which is not an expressive branch is the only surgical step where the surgeon can reach the facial nerve trunk without doing any surgical maneuver on facial nerve trunk. Materials and methods: The study was conducted on 15 patients presenting with disease of the parotid gland. Surgery was done by following appropriate surgical steps and the nerve to posterior belly of digastric was searched for. Signs of Facial nerve palsy post-surgery was looked for and noted. Results: In all our patients we could find the PDBFN confidently in continuation of the surgery. We observed the PDBFN is a thicker nerve then the marginal mandibular and it's easier to identify if it is intended as it is a constant anatomical landmark. Use of this branch help us to track the nerve which is definitive. Conclusion: We found the digastric branch of the facial nerve is a reliable, consistent landmark to get the facial nerve trunk. Moreover, it was identified without any manouvere over the facial nerve trunk and as it is a non-expressive branch, it guards the possibility of inducing morbidity.
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spelling doaj.art-ccda2626fdaa4011ab23db3363aaa92f2024-02-22T04:53:40ZengElsevierAdvances in Oral and Maxillofacial Surgery2667-14762024-03-0113100468Use of posterior belly digastric branch of the facial nerve to identify facial nerve trunk in doing parotidectomyJyotirmoy Phookan0Bijit Kumar Saikia1Taufeequl Islam2Bibhuti Das3Rakesh Talukdar4Department of ENT & Head and Neck Surgery, Fakhruddin Ali Ahmed Medical College & Hospital, Barpeta, Assam, 781301, IndiaCorresponding author. Department of ENT & Head and Neck Surgery, Fakhruddin Ali Ahmed Medical College & Hospital Barpeta, Assam, 781301, India.; Department of ENT & Head and Neck Surgery, Fakhruddin Ali Ahmed Medical College & Hospital, Barpeta, Assam, 781301, IndiaDepartment of ENT & Head and Neck Surgery, Fakhruddin Ali Ahmed Medical College & Hospital, Barpeta, Assam, 781301, IndiaDepartment of ENT & Head and Neck Surgery, Fakhruddin Ali Ahmed Medical College & Hospital, Barpeta, Assam, 781301, IndiaDepartment of ENT & Head and Neck Surgery, Fakhruddin Ali Ahmed Medical College & Hospital, Barpeta, Assam, 781301, IndiaIntroduction: The identification of the Facial nerve in parotid surgery stands as a stiff challenge till date. Various different pointers with numerical measurements have been identified. But these landmarks can differ between various race, sex or the presence of a tumour. Tracking the branch to posterior belly of digastric, which is not an expressive branch is the only surgical step where the surgeon can reach the facial nerve trunk without doing any surgical maneuver on facial nerve trunk. Materials and methods: The study was conducted on 15 patients presenting with disease of the parotid gland. Surgery was done by following appropriate surgical steps and the nerve to posterior belly of digastric was searched for. Signs of Facial nerve palsy post-surgery was looked for and noted. Results: In all our patients we could find the PDBFN confidently in continuation of the surgery. We observed the PDBFN is a thicker nerve then the marginal mandibular and it's easier to identify if it is intended as it is a constant anatomical landmark. Use of this branch help us to track the nerve which is definitive. Conclusion: We found the digastric branch of the facial nerve is a reliable, consistent landmark to get the facial nerve trunk. Moreover, it was identified without any manouvere over the facial nerve trunk and as it is a non-expressive branch, it guards the possibility of inducing morbidity.http://www.sciencedirect.com/science/article/pii/S2667147623000808ParotidParotidectomyFacial nervePosterior belly of digastric
spellingShingle Jyotirmoy Phookan
Bijit Kumar Saikia
Taufeequl Islam
Bibhuti Das
Rakesh Talukdar
Use of posterior belly digastric branch of the facial nerve to identify facial nerve trunk in doing parotidectomy
Advances in Oral and Maxillofacial Surgery
Parotid
Parotidectomy
Facial nerve
Posterior belly of digastric
title Use of posterior belly digastric branch of the facial nerve to identify facial nerve trunk in doing parotidectomy
title_full Use of posterior belly digastric branch of the facial nerve to identify facial nerve trunk in doing parotidectomy
title_fullStr Use of posterior belly digastric branch of the facial nerve to identify facial nerve trunk in doing parotidectomy
title_full_unstemmed Use of posterior belly digastric branch of the facial nerve to identify facial nerve trunk in doing parotidectomy
title_short Use of posterior belly digastric branch of the facial nerve to identify facial nerve trunk in doing parotidectomy
title_sort use of posterior belly digastric branch of the facial nerve to identify facial nerve trunk in doing parotidectomy
topic Parotid
Parotidectomy
Facial nerve
Posterior belly of digastric
url http://www.sciencedirect.com/science/article/pii/S2667147623000808
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