Absence of musculocutaneous nerve and accessory head of biceps brachii: a case report

During dissection of a 55-year-old female cadaver, we observed that three nerve roots contributed to the formation of Median nerve in her right upper limb. Along with this variation, absence of Musculocutaneous nerve was noticed. The muscles of front of arm i.e. Biceps Brachii, Brachialis and Coraco...

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Main Authors: L Arora, R Dhingra
Format: Article
Language:English
Published: Thieme Medical Publishers, Inc. 2005-07-01
Series:Indian Journal of Plastic Surgery
Subjects:
Online Access:http://www.thieme-connect.de/DOI/DOI?10.1055/s-0039-1699123
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author L Arora
R Dhingra
author_facet L Arora
R Dhingra
author_sort L Arora
collection DOAJ
description During dissection of a 55-year-old female cadaver, we observed that three nerve roots contributed to the formation of Median nerve in her right upper limb. Along with this variation, absence of Musculocutaneous nerve was noticed. The muscles of front of arm i.e. Biceps Brachii, Brachialis and Coracobrachialis received their nerve supply from Median nerve. The Lateral cutaneous nerve of forearm was derived from Median nerve. Also an accessory head of Biceps Brachii muscle was present in the right arm of the same cadaver. It is extremely important to be aware of these variations while planning a surgery in the region of axilla or arm as these nerves are more liable to be injured during operations.
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spelling doaj.art-ae24d0ad05284946aaac0b705fb391e22022-12-22T00:20:52ZengThieme Medical Publishers, Inc.Indian Journal of Plastic Surgery0970-03581998-376X2005-07-01380211414610.1055/s-0039-1699123Absence of musculocutaneous nerve and accessory head of biceps brachii: a case reportL Arora0R Dhingra1Department of Anatomy, AIIMS, Ansari Nagar, Delhi.Department of Anatomy, AIIMS, Ansari Nagar, Delhi.During dissection of a 55-year-old female cadaver, we observed that three nerve roots contributed to the formation of Median nerve in her right upper limb. Along with this variation, absence of Musculocutaneous nerve was noticed. The muscles of front of arm i.e. Biceps Brachii, Brachialis and Coracobrachialis received their nerve supply from Median nerve. The Lateral cutaneous nerve of forearm was derived from Median nerve. Also an accessory head of Biceps Brachii muscle was present in the right arm of the same cadaver. It is extremely important to be aware of these variations while planning a surgery in the region of axilla or arm as these nerves are more liable to be injured during operations.http://www.thieme-connect.de/DOI/DOI?10.1055/s-0039-1699123musculocutaneous nervethird head of biceps
spellingShingle L Arora
R Dhingra
Absence of musculocutaneous nerve and accessory head of biceps brachii: a case report
Indian Journal of Plastic Surgery
musculocutaneous nerve
third head of biceps
title Absence of musculocutaneous nerve and accessory head of biceps brachii: a case report
title_full Absence of musculocutaneous nerve and accessory head of biceps brachii: a case report
title_fullStr Absence of musculocutaneous nerve and accessory head of biceps brachii: a case report
title_full_unstemmed Absence of musculocutaneous nerve and accessory head of biceps brachii: a case report
title_short Absence of musculocutaneous nerve and accessory head of biceps brachii: a case report
title_sort absence of musculocutaneous nerve and accessory head of biceps brachii a case report
topic musculocutaneous nerve
third head of biceps
url http://www.thieme-connect.de/DOI/DOI?10.1055/s-0039-1699123
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