Innervation of the lower third of the sternocleidomastoid muscle by the ansa cervicalis through the C1 descendens hypoglossal branch: a previously unreported anatomical variant.

Authors :: Blythe JN
Matharu J
Reuther WJ
Brennan PA
Source :: The British journal of oral & maxillofacial surgery [Br J Oral Maxillofac Surg] 2015 May; Vol. 53 (5), pp. 470-1. Date of Electronic Publication: 2015 Mar 06.
Publication Year :: 2015
Abstract: We describe a previously unreported anatomical variant (found during a routine neck dissection) in which the lower third of the sternocleidomastoid was innervated by the C1 branch of the ansa cervicalis (descendens hypoglossi).<br /> (Copyright © 2015 The British Association of Oral and Maxillofacial Surgeons. Published by Elsevier Ltd. All rights reserved.)

Subjects :: Aged
Carcinoma, Squamous Cell surgery
Cervical Plexus anatomy & histology
Humans
Male
Neck Dissection
Tongue Neoplasms surgery
Accessory Nerve anatomy & histology
Anatomic Variation
Hypoglossal Nerve anatomy & histology
Neck Muscles innervation

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