Detachment.Trauma.Sonography Introduction Fractures of the scapula are very rare in children. At the top of your overhead motion, your scapula should be upwardly rotated about 55 degrees. Isolated fracture of the inferior scapular angle is extremely rare. Rhomboid major • Spinous processes of T2-T5 • Supraspinous ligament Medial scapula from the scapular spine to the inferior angle Synonym(s): angulus inferior scapulae [TA] The inferior angle of the scapula appears to be a promising source of vascularized bone stock, and until now, there has been no clear description of its vascular anatomy. Inferior angle is covered by the latissimus dorsi. Image: Muscles Involved: Serratus anterior (lower fibers) Lower trapezius Upper trapezius Exercises: The third angle is the inferior angle where the medial and lateral borders meet. Operative and nonoperative treatments have been trialed with varying success. Palpation of the inferior angle provides a convenient method for following the movement of the scapula during arm motion. Medical dictionary. the inferior angle of the scapula angle (IAS) in the up-right position to line up approximately, on average, with the spinous process (SP) of T8. 17, 39 It moves forwards round the chest, when the arm is abducted. Scapula ossifies from 1 primary centre and 7 secondary centres of ossification ( 2 for coracoid process, 2 for acromion,1 each for glenoid cavity, inferior angle and medial border). They typically present with pain, loss of shoulder motion, and scapula winging. With our scapula quizzes and labeled diagrams , you'll be ahead of the game in no time. The scapula is described as having superior Definition: Moving the inferior angle of the scapula (the bottommost point/tip of the scapula) superiorly (upward) and laterally (outward) away from the vertebral column. Two raters measured the ROS and INF distance of the scapula 3 times bilaterally. The inferior angle of the scapula is covered on its dorsal aspect, by the upper border of the latissimus dorsi muscle which frequently receives a small slip of origin from this part of the bone. 2011. The Coracobrachialis, along with the short head of the Biceps brachii, originate at the tip of the coracoid process. Keywords Scapula.Cartilage.Inferior angle. Introduction: The aim of this study is to describe the anatomy of fractures of the inferior angle and the adjacent part of the scapular body, based on 3D CT reconstructions. During this motion, the inferior angle of the scapula (see photo above) rotates up (superiorly) and to the side (laterally). Inferior angle of the scapula Lateral angle of the scapula Superior angle of scapula This disambiguation page lists articles associated with the title Angle of the scapula. The scapula is ossified from 7 or more centers: one for the body, two for the coracoid process, two for the acromion, one for the vertebral border, and one for the inferior angle. The superior angle of the scapula is covered by the upper part of the trapezius muscle. One way to loosen this pec muscle is to take a lacrosse ball or baseball and roll it under your collar bone and around the whole chest muscle. In this situation, the sides of the scapula nearest the spine are located outward and backward. Let us know if you liked the post. Dec 30, 2015 - inferior angle of scapula - Google Search More ideas for you The inferior angle of the scapula is formed by the union of the medial and lateral border of the scapula and is the lowest part of the scapula.It is thick and rough and its posterior (or back) surface affords attachment to the teres major and frequently to a few fibers of the latissimus dorsi muscle. An abnormally projecting inferior angle of the scapula is identified as a winged scapula and can be produced by paralysis of the serratus anterior muscle. They typically present with pain, loss of shoulder motion, and scapula winging. At birth, a large part of the scapula is osseous, but the glenoid cavity, the coracoid process, the acromion, the vertebral border, and the inferior angle are cartilaginous. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features That’s the only way we can improve. • Elevates the scapula. The image of Background: Inferior angle of scapula (IAS) fractures are rare, with very few cases reported. We present the case of a 20-year-old female with persistent periscapular pain and a winged scapula caused by delayed union of an inferior scapular angle (ISA) fracture. • Extends and/or laterally flexes the head. Inferior angle of scapula (IAS) fractures are rare, with very few cases reported. inferior angle of scapula: [TA] the acute angle formed by junction of the medial and lateral borders of the scapula. angulus inferior scapulae [TA] inferior angle of scapula: the angle formed by the junction of the medial and lateral borders of the scapula. In chiropractic education it is commonly taught that the inferior angle of the scapula (IAS) can be located using the rule “7 up, 6 down,” referring to the position of the IAS in relation to the thoracic SPs in the upright and prone positions, respectively [25-27]. Posterior Chest Wall Latissimus Dorsi Origin Spinous processes of inferior 6 thoracic vertebrae, thoracolumbar fascia, iliac crest, and inferior 3 or 4 ribs, inferior angle of scapula Insertion Floor of intertubercular groove of humerus Action Extends, adducts, and internally When this pulling occurs, the muscles in the area of the inferior angle of he scapula will set off a pain signal because they are being over pulled and are trying to pull the scapula back in place. Gross anatomy Osteology The main part of the scapula, the body, consists of a somewhat triangular-shaped flat blade, with an inferiorly pointing apex, referred to as the inferior angle as well as lateral and superior angles. Inferior angle of scapula information including symptoms, causes, diseases, symptoms, treatments, and other medical and health issues. It stabilizes the scapula as the arm is abducted to 90 degrees, and then helps laterally rotate the inferior angle of the scapula as the arm is further abducted to 180 degrees (straight overhead). The scapula upwardly rotates when you reach your arm up overhead. Although scapula fractures of the inferior angle, particularly with oblique lines from the medial proximal to lateral distally, are very rare, we believe that such a fracture pattern would be regarded as an avulsion fracture of the serratus anterior muscle requiring surgery. and the inferior angle (INF) of the scapula to the thorax wall in 29 participants with scapular dyskinesis bilaterally. Coracoid process fuses with the body of scapula by 16th year and all other centres fuse with body by 20th year. You can bet that the scapula is a structure which will pop up in your anatomy exam - so get practicing now! Scapula, showing the lateral, superior, and inferior angles. Ten months previously, the patient had a car accident while seated in the left rear passenger seat. Method: In a series of 375 scapular fractures, we identified a total of 20 fractures of the inferior angle of the scapular body (13 men, 7 women), with a mean patient age of 50 years (range 3373). Media in category "Inferior angle of the scapula" The following 31 files are in this category, out of 31 total. It also approximates the scapula against the posterior chest wall whenever the arm is pushed forward against resistance. attached to the inferior angle of the scapula. A convenient method for following the movement of the scapula during arm.. Treatments, and scapula winging body of scapula information including symptoms, treatments, inferior... Situation, the sides of the inferior angle of scapula information including symptoms, treatments, and other and. Movement of the trapezius muscle angle formed by junction of the game no... 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