A 27-year-old patient presents with an inability to draw the scapula forward and downward because of paralysis of the pectoralis minor. Which of the following would most likely be a cause of his condition?
Pectoralis minor is paralyzed because it is inseed on coracoid process of scapula. Origin: Second to the fifth ribs Inseion: Coracoid process Innervation - Medial pectoral nerves Action - Depresses the shoulder and forms the anterior wall of the axilla Pectoralis minor has no attachment on the clavicle.
Fracture of the clavicle
Injury to the posterior cord of the brachial plexus
Fracture of the coracoid process
Axillary nerve injury
Upper limb bones and muscles (proximal region) & Scapular movements