An Independent C1 Nerve Root Variant of the Ansa Cervicalis:

A Cadaveric Case Report

Authors

DOI:

https://doi.org/10.46570/utjms-2024-1163

Keywords:

neck muscles, anatomic variation, cervical plexus, hypoglossal nerve, laryngeal nerves, Symposium

References

References

Kikuta S, Jenkins S, Kusukawa J, Iwanaga J, Loukas M, Tubbs RS. Ansa cervicalis: a comprehensive review of its anatomy, variations, pathology, and surgical applications. Anat Cell Biol. Sep 2019;52(3):221-225. doi:10.5115/acb.19.041

Matthews PBC, Loewy, Arthur D. , Lentz, Thomas L. , Nathan, Peter W. , Haines, Duane E. , Ratcliff, Graham , Noback, Charles R. and Rudge, Peter. Human Nervous System. Encyclopedia Britannica. Accessed August 21, 2023. https://www.britannica.com/science/human-nervous-system

Mnatsakanian A, Al Khalili Y. Anatomy, Head and Neck, Thyroid Muscles. StatPearls. StatPearls Publishing Copyright © 2023, StatPearls Publishing LLC.; 2023.

Quadros LS, Prasanna LC, D'Souza A S, Singh A, Kalthur SG. Unilateral anatomical variation of the ansa cervicalis. Australas Med J. 2015;8(5):170-3. doi:10.4066/amj.2015.2371

Chhetri DK, Blumin JH. Laryngeal reinnervation for unilateral vocal fold paralysis using ansa cervicalis nerve to recurrent laryngeal nerve anastomosis. Operative Techniques in Otolaryngology-Head and Neck Surgery. 2012/09/01/ 2012;23(3):173-177. doi:https://doi.org/10.1016/j.otot.2012.06.003

Masuoka H, Miyauchi A, Yabuta T, Fukushima M, Miya A. Innervation of the cricothyroid muscle by the recurrent laryngeal nerve. Head Neck. Apr 2016;38 Suppl 1(Suppl 1):E441-5. doi:10.1002/hed.24015

Lynch J, Parameswaran R. Management of unilateral recurrent laryngeal nerve injury after thyroid surgery: A review. Head Neck. Jul 2017;39(7):1470-1478. doi:10.1002/hed.24772

Kent DT, Scott WC, Zealear D, Schwartz AR. Ansa cervicalis stimulation increases pharyngeal patency in patients with obstructive sleep apnea. J Appl Physiol (1985). Aug 1 2021;131(2):487-495. doi:10.1152/japplphysiol.00076.2021

Kent DT, Zealear D, Schwartz AR. Ansa Cervicalis and Hypoglossal Nerve Stimulation in a Patient With Obstructive Sleep Apnea. Otolaryngol Head Neck Surg. Oct 2021;165(4):602-604. doi:10.1177/0194599820986578

Iwanaga J, Singh V, Ohtsuka A, et al. Acknowledging the use of human cadaveric tissues in research papers: Recommendations from anatomical journal editors. Clinical Anatomy. 2021/01/01 2021;34(1):2-4. doi:https://doi.org/10.1002/ca.23671

Olry R, Haines DE. Ansa hypoglossi or ansa cervicalis? That is the question. J Hist Neurosci. Sep 2002;11(3):302-4. doi:10.1076/jhin.11.3.302.10385

Jelev L. Some unusual types of formation of the ansa cervicalis in humans and proposal of a new morphological classification. Clin Anat. Nov 2013;26(8):961-5. doi:10.1002/ca.22265

Ayyoubian M, Koruji M. A rare anatomical variant of ansa cervicalis: case report. MJIRI. 2011;24(4):238-240.

Blythe JN, Matharu J, Reuther WJ, Brennan PA. Innervation of the lower third of the sternocleidomastoid muscle by the ansa cervicalis through the C1 descendens hypoglossal branch: a previously unreported anatomical variant. Br J Oral Maxillofac Surg. May 2015;53(5):470-1. doi:10.1016/j.bjoms.2015.01.005

Zhu A, Mohan S, Richmon JD, Jowett N. An Anatomic Variant of the Ansa Cervicalis Precluding Its Use as a Donor Nerve. Ann Otol Rhinol Laryngol. Jan 2020;129(1):78-81. doi:10.1177/0003489419875975

Downloads

Published

2024-11-21

How to Cite

Lassiter, E., Keating, J., Tarter, K., Saxton, K., Yerubandi, S., Bailey, B., & Maklad, A. (2024). An Independent C1 Nerve Root Variant of the Ansa Cervicalis: : A Cadaveric Case Report. Translation: The University of Toledo Journal of Medical Sciences, 13(S1). https://doi.org/10.46570/utjms-2024-1163

Issue

Section

Departments of Neuroscience and Psychiatry Research Symposium