Absence of the Musculocutaneous Nerve; Two Case Reports and Literature Review

The musculocutaneous nerve is important in the upper extremity because it provides motor innervation to the musculature of the anterior arm region and sensory innervation to the skin on the lateral side of the forearm region. During the dissection of approximately 74 aged male cadaver for the 2021-...

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Main Author: Mohammed Abdelmotalab
Format: Article
Language:English
Published: University of Baghdad/ Al-Kindy College of Medicine 2024-04-01
Series:مجله كليه طب الكندي
Subjects:
Online Access:https://jkmc.uobaghdad.edu.iq/index.php/MEDICAL/article/view/872
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author Mohammed Abdelmotalab
author_facet Mohammed Abdelmotalab
author_sort Mohammed Abdelmotalab
collection DOAJ
description The musculocutaneous nerve is important in the upper extremity because it provides motor innervation to the musculature of the anterior arm region and sensory innervation to the skin on the lateral side of the forearm region. During the dissection of approximately 74 aged male cadaver for the 2021-2022 academic year at the Department of Anatomy, Faculty of Medicine, International University of Africa, Sudan. Considerable variation was present; the musculocutaneous nerve was observed to be absent in both upper extremities. The median nerve replaces the musculocutaneous nerve innervation’s role on both sides except for the coracobrachialis muscle on the right side. A direct branch from the lateral cord innervated it. Reporting these variations has a critical impact on many surgical and clinical procedures.
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spelling doaj.art-0b80e939e882435490ec0e11063dc5b92024-04-03T22:59:14ZengUniversity of Baghdad/ Al-Kindy College of Medicineمجله كليه طب الكندي1810-95432521-43652024-04-0120110.47723/2zj9sm98798Absence of the Musculocutaneous Nerve; Two Case Reports and Literature ReviewMohammed Abdelmotalab0https://orcid.org/0000-0003-3110-311XAnatomy Department, Faculty of Medicine, International University of Africa, Sudan The musculocutaneous nerve is important in the upper extremity because it provides motor innervation to the musculature of the anterior arm region and sensory innervation to the skin on the lateral side of the forearm region. During the dissection of approximately 74 aged male cadaver for the 2021-2022 academic year at the Department of Anatomy, Faculty of Medicine, International University of Africa, Sudan. Considerable variation was present; the musculocutaneous nerve was observed to be absent in both upper extremities. The median nerve replaces the musculocutaneous nerve innervation’s role on both sides except for the coracobrachialis muscle on the right side. A direct branch from the lateral cord innervated it. Reporting these variations has a critical impact on many surgical and clinical procedures. https://jkmc.uobaghdad.edu.iq/index.php/MEDICAL/article/view/872Musculocutaneous nerveMedian nerveBilateralVariations
spellingShingle Mohammed Abdelmotalab
Absence of the Musculocutaneous Nerve; Two Case Reports and Literature Review
مجله كليه طب الكندي
Musculocutaneous nerve
Median nerve
Bilateral
Variations
title Absence of the Musculocutaneous Nerve; Two Case Reports and Literature Review
title_full Absence of the Musculocutaneous Nerve; Two Case Reports and Literature Review
title_fullStr Absence of the Musculocutaneous Nerve; Two Case Reports and Literature Review
title_full_unstemmed Absence of the Musculocutaneous Nerve; Two Case Reports and Literature Review
title_short Absence of the Musculocutaneous Nerve; Two Case Reports and Literature Review
title_sort absence of the musculocutaneous nerve two case reports and literature review
topic Musculocutaneous nerve
Median nerve
Bilateral
Variations
url https://jkmc.uobaghdad.edu.iq/index.php/MEDICAL/article/view/872
work_keys_str_mv AT mohammedabdelmotalab absenceofthemusculocutaneousnervetwocasereportsandliteraturereview