Incidences and Clinical Implications of Communications between Musculocutaneous Nerve and Median Nerve in the Arm – A Cadaveric Study

2014 ◽  
Vol 62 (8) ◽  
Author(s):  
N Kumar ◽  
A Guru ◽  
MR D’Souza ◽  
J Patil ◽  
S Nayak B
Author(s):  
Alok Tripathi ◽  
Hina Kausar ◽  
Saurabh Arora ◽  
Satyam Khare ◽  
Shilpi Jain ◽  
...  

Introduction: Musculocutaneous nerve is derived from the lateral cord of brachial plexus and supplies the muscles of the arm. Initially the nerve accompanies the lateral side of third part of axillary artery and then pierces the coracobrachialis muscle after supplying it, passes downwards and laterally in between biceps brachii and brachialis sending branches to both and continues as lateral cutaneous nerve of the forearm. Variations of musculocutaneous nerve is important for surgeons, orthopedic surgeons and traumatologists, so a detailed cadaveric study of musculocutaneous nerve was done to observe the variations. Material & Methods: Musculocutaneous nerve was studied in 50 human cadavers (30 males and 20 females) of age group 40-60 years at Department of Anatomy, Subharti Medical College, Meerut, India. Results: Musculocutaneous nerve was present in all the cases and was piercing the coracobrachialis muscle. In 4% of the cases, the nerve was rejoining the median nerve after piercing the coracobrachialis.


Microsurgery ◽  
2018 ◽  
Vol 39 (5) ◽  
pp. 434-440
Author(s):  
Michele R. Colonna ◽  
Davide Pino ◽  
Bruno Battiston ◽  
Francesco Stagno d'Alcontres ◽  
Konstantinos Natsis ◽  
...  

1988 ◽  
Vol 13 (1) ◽  
pp. 19-22
Author(s):  
R. LUCHETTI ◽  
A. MINGIONE ◽  
M. MONTELEONE ◽  
G. CRISTIANI

The authors describe a case of carpal tunnel syndrome due to Madelung’s deformity. They discuss the pathophysiological causes of median nerve entrapment to explain the compression which occurs in this disease and its clinical implications. They take also into consideration the surgical approach to the carpal tunnel in this particular condition.


2015 ◽  
Vol 2015 ◽  
pp. 1-4
Author(s):  
Georgi P. Georgiev ◽  
Svetoslav A. Slavchev ◽  
Iva N. Dimitrova ◽  
Boycho Landzhov

High division of the median nerve proximal to the carpal tunnel, also known as a bifid median nerve, is a rare anatomical variant with an incidence between 1 and 3%. In order to study the incidence of this anatomical variation in the Bulgarian population, we examined the upper limbs of 51 formol-carbol fixed human cadavers and also 154 upper limbs undergoing carpal tunnel decompression. We detected one case of bifid median nerve during anatomical dissections and two cases in patients with carpal tunnel syndrome. In one of the clinical cases, the anatomical variation was detected preoperatively by MRI. We discuss different variations of this nerve and emphasize their potential clinical implications.


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