Ct shoulder muscle anatomy In the USA, 32. Feb 7, 2023 · Gross anatomy Origin. Supraspinatus and deltoid muscles are shown. pinimg. Macroscopic Functional Anatomy. 1 Shoulder & Clavicle by Craig Hacking articulation by Zichao Bushe; Unlisted playlists Aug 22, 2019 · Muscles of the shoulder can be subdivided into a variety of groups depending on origin, topography, function or innervation. The scapula, clavicle, and humerus provide structural support, while muscles like the deltoid and rotator cuff muscles facilitate movement and stability. Trapezius muscle 4. Dec 20, 2015 · Thorax, axial CT (scout view on page 351) Internal thoracic artery and vein ↔; Confluence of right and left brachiocephalic veins ←; Intercostal muscles ↔; Iliocostalis ↔; Longissimus ↔; Transversospinal muscles ↔; Rhomboideus ↔; Levator scapulae ↔; Aortic arch →; Left phrenic nerve ↔; Left vagus nerve ↔; Thorax, axial CT The muscles of the shoulder are associated with movements at the shoulder joint. Various body parts absorb X-rays in different amounts, allowing doctors to distinguish body parts from one another in a CT image. Surface Anatomy of the Right Upper Extremity, Posterior Aspect). ) Start studying Axial CT of Left Shoulder with Deltoid Muscle. Of note, four anterior axioappendicular muscles contribute to pectoral girdle movement: pectoralis major, pectoralis minor, subclavius, and serratus Jul 24, 2023 · Brachium is a Latin word meaning the upper arm. 1 Anteroposterior shoulder radiograph. It is the most complete reference of human anatomy available on the Web, iPad, iPhone and Android devices. Right Clavicle 5. In the figure below of an axial CT of the shoulder, which line points to the subscapularis muscle? a. Shoulder. Jun 7, 2020 · Chest Anatomy Mri Chest Thorax Axial Anatomy Free Cross Sectional Anatomy Radiology Imaging Mri Anatomy from i. 5 T, TR = 550 msec, TE = 9 msec, flip angle = 30 degrees). In Nov 30, 2024 · The rotator cuff is a group of four muscles and their tendons, important in stabilizing the glenohumeral joint: supraspinatus: abduction. Left Clavicle 4*. This article is an introduction to ultrasound of the shoulder. Experts analyze the different imaging techniques to identify better diseases associated with the shoulder, including AC joint osteoarthritis and RC tendinosis(1). medial epicondyle, humerus; 4. 0. They produce the characteristic shape of the shoulder, and can be divided into two groups: Jan 9, 2025 · e-Anatomy is a high-quality anatomy and imaging content atlas. The shoulder anatomy provides mobility but leads to a Mar 27, 2024 · Separate branches from the musculocutaneous nerve (C5,6) supply each muscle belly. Jan 6, 2025 · The rotator cuff is a group of four muscles and their tendons, important in stabilizing the glenohumeral joint: supraspinatus: abduction infraspinatus: external rotation teres minor: external rotation subscapularis: internal rotation Other s Sep 28, 2024 · Extrinsic – originate from the torso, and attach to the bones of the shoulder (clavicle, scapula or humerus). It is often performed as a non-contrast study. lower fibers only: depress and rotate scapula down. Dec 16, 2017 · Various muscle variants exist within the shoulder, including accessory biceps brachii muscle heads (described above), coracobrachialis brevis muscle, accessory subscapularis muscle, and the aberrant muscle bundle originating from the latissimus dorsi or pectoralis muscles. upper and lower fibers together: rotate spinous process of scapula superiorly. B c. The base/floor is composed of tough axillary fascia, which extends between the chest wall (at the level of the 4 th rib), arm, and the posterior Sep 3, 2014 · mal carapace. }, author={Iwein Piepers and Pieter Boudt and Alexander Van Tongel and Lieven F. Chapter 4 images. , IP addresses, navigation, usage or geolocation data, unique identifiers). w-radiology. This muscle forms the shoulder's rounded contour, being thick and spread out anteroposteriorly (see Image. Materials and methods: CT images of 27 shoulders (21 patients) with a full scapula and a proximal hu-meral head were evaluated. with the shoulders fixed: bilateral contraction extends neck. SHOULDER-Axial-Coronal -SagittalReformat 2 2-Bone-Soft TissueReconstruct 1. Functionally, it is a ball-and-socket joint that enables movement in three degrees of freedom. Chest Covers basic chest radiograph and chest CT anatomy. IMAIOS and selected third parties, use cookies or similar technologies, in particular for audience measurement. 25 0. Infraspinatus Muscle 7. They are the supraspinatus, subscapularis, infraspinatus, and teres minor. Pectoralis Minor Muscle 10. In order to distinguish them, it is advisable to look for the contours of the radial head which articulates with the capitellum and forms radiohumeral joint. Left Common Carotid Artery 15. No fractures or abnormal joint alignment detected. Brain CT head: non-contrast axial CT head: non-contrast coronal CT head: non-contrast sagittal CT head: non-contrast axial with clinical questions CT Jun 24, 2024 · The function of this muscle is to bring the humerus across the chest, allowing it to adduct and rotate the shoulder medially (primary) as well as forward flexion (secondary) 9. This can be further categorized as superficial and deep muscles: Superficial - trapezius, and latissimus dorsi 10 Bresler F, Blum A, Braun M, et al. Brain CT head: non-contrast axial CT head: non-contrast coronal CT head: non-contrast sagittal CT head: non-contrast axial with clinical questions CT Aug 8, 2023 · The shoulder joint, also known as the glenohumeral joint, is a ball and socket joint with the most extensive range of motion in the human body. Moreover, identifying the cause of shoulder pain may be challenging (12). [1] During this time, he injected air into the shoulder joint to evaluate the structures, including the axillary recess, on a conventional radiograph. Serratus Anterior Muscle 11. Other structures that stabilize the glenohumeral joint include: joint capsule. Nerves The main nerves that travel into the arm run through the axilla under the shoulder. 5 cm inferior to the coracoid process. Anatomynote. The system used here groups the muscles based on their function and topography (which are closely related in the upper limb): Oct 2, 2024 · Atlas of the anatomy of the joint of the shoulder on a CT arthrogram in axial, coronal, and sagittal sections, on a 3D images and on conventional arthrogram Normal CT Shoulder for reference. Action. Thus, examiners must understand the shoulder’s anatomy and biomechanics to perform a systematic clinical evaluation correctly and accurately identify the injury(7). The shoulder is the most mobile of the major joints. Anteroposterior shoulder view allows assessment of especially the humeral head lesions and clavicular fractures. The teres minor muscle’s function consists primarily of external rotation and adduction of the arm. Muscles of the shoulder can be subdivided into a variety of groups depending on origin, topography, function or innervation. 4b): The capitellum and trochlea project over each other on lateral view. Use the mouse scroll wheel to move the images up and down, or alternatively, use the tiny arrows (→) on both sides of the image to navigate through the images. some authors consider sternalis muscle a variant of pectoralis major muscle rather than of the rectus abdominis muscle 7 Jan 10, 2016 · Fig. Quiz yourself with questions and answers for Anatomy Muscle Identification Quiz, so you can be ready for test day. 2013. Because of the Aug 19, 2022 · Upper limb anatomy encompasses the anatomy of the shoulder, arm, elbow, forearm, wrist and hand. Email this page Hansen Clinical Anatomy 1E ID: 16803 Title: Labeled radiographs and scrollable CT/MRI series teaching radiologic anatomy with a level of detail appropriate for medical students and junior residents. It links the trunk to the upper limb and plays an important biomechanical role in daily Apr 7, 2022 · Within musculoskeletal radiology, arthrography has served as an essential technique for close to 100 years. The pectoral region is located on the anterior chest wall. long head: infraglenoid tubercle of the scapula; lateral head: posterior and lateral humerus from the surgical neck of humerus to the top of deltoid tuberosity (superior and lateral to radial groove), and lateral intermuscular septum Feb 7, 2023 · Gross anatomy Origin. swimming, racket sports and pitching and as we get older. Shoulder Anatomy and Variants on MRI; CT Protocols. Oct 2, 2023 · Note: there are other muscles that act on the shoulder joint – the muscles of the pectoral region, and the upper arm. The infraspinatus is a thick triangular muscle that occupies much of the infraspinous fossa of the scapula. This anatomy section promotes the use of the Terminologia Anatomica , the international standard of anatomical nomenclature. Many other muscles play a part in stabilizing and guiding the shoulder and its Apr 7, 2024 · A group of four muscles, called the rotator cuff, maintains the shoulder’s stability. Summary There are certain muscles in your thoracic cage and back that support and assist the shoulder muscles in their functions. It details the bones, joints, ligaments, tendons, and muscles of the shoulder and describes normal anatomy as well as common variants and injuries seen on imaging. Jan 17, 2016 · Recent advances in cross-sectional imaging, including CT and MRI, have revolutionized the evaluation of the shoulder, particularly with regard to the soft tissue structures. 1 Shoulder & Clavicle by Craig Hacking . 4a–c Anatomy of the shoulder. 09. Radiology department of the faculty of Medicine - Mansoura University, Egypt. Cookies allow us to analyze and store information such as the characteristics of your device as well as certain personal data (e. This MRI chest (thorax) axial cross sectional anatomy tool is absolutely free to use. Conventional radiography, however, remains a mainstay of imaging and is often the first examination ordered for a patient with complaints of shoulder pain. Glenohumeral arthrography was described in 1933 when Oberholzer was studying capsular distortion secondary to shoulder dislocation. The rotator cuff is made of the tendons of subscapularis, supraspinatus, infraspinatus and teres minor muscle. Thieme Atlas of Anatomy. Dec 2, 2015 · The document provides an overview of shoulder anatomy as visualized through various imaging modalities including x-ray, ultrasound, CT, MRI, and arthrography. 22 terms. The muscle can also degenerate in the elderly leading to increased instability and loss of function at the shoulder joint. Oct 2, 2024 · Atlas der Anatomie des Schultergelenks mit Arthro-CT im Axial-, Koronal- und Sagittalschnitt, mit 3D-Bildern und konventioneller Arthrographie Shoulder Muscle Anatomy. 3. @article{Piepers2014EvaluationOT, title={Evaluation of the muscle volumes of the transverse rotator cuff force couple in nonpathologic shoulders. This injury may disguise as other shoulder conditions. It covers the bones, ligaments, muscles and other structures that make up the shoulder. Explore detailed anatomical views and multiple modalities (over 8,900 anatomic structures and more than 870,000 translated medical labels) with images in CT, MRI, radiographs, anatomical diagrams and nuclear imag May 19, 2023 · The scapulohumeral muscles are muscles that connect the scapula to the humerus. unilateral contraction produces Anatomy Arthrogram Anatomy Basic Shoulder MRI. De Wilde We used a 3D volume rendering (CT-scan) of the shoulder. Comprising numerous ligamentous and muscular structures, the only actual bony articulations are the glenohumeral joint and the acromioclavicular joint (ACJ). Ultrasound is a simple and readily available imaging modality to examine the shoulder and it also allows a dynamic Oct 30, 2024 · The shoulder, or shoulder joint, is the connection between the upper arm and the thorax. Or, in simpler terms: the front delts, side delts, and rear delts. teres minor: external rotation. Shoulder MRI This type of CT scan uses a lower radiation level than a conventional chest CT scan, reducing the dose by 65% or more (4). How Does a Chest CT Scan Work? A chest CT scan works similarly to other X-ray exams. Mohamed Salah Ayyad, Alrawy Ali Mohammad and Khaled Taha. Aug 22, 2019 · Shoulder (muscles) Muscles of the shoulder can be subdivided into a variety of groups depending on origin, topography, function or innervation. Other shoulder problems include dislocation, separation, impingement syndrome, and bursitis (13). Oct 11, 2023 · Normal X-ray anatomy of elbow on an AP (a) and lateral (b) images: 1. Teres minor The teres minor muscle is located inferior to the infraspinatus muscle. origin: 1 st costochondral joint. The muscles of the upper limb (specifically shoulder region) can be categorized as: Extrinsic muscles - these originate from the trunk and attach to the bones of the shoulder (such as: scapula, humerus, and clavicle). Oct 30, 2024 · The shoulder, or shoulder joint, is the connection between the upper arm and the thorax. As the muscle has several heads and crosses both the shoulder and elbow joints, the biceps muscle has a variety of actions: with the elbow is extended, biceps solely produces elbow flexion Nov 5, 2024 · Shoulder muscle injuries are common, particularly in people who do a lot of over-head activities e. Left Subclavian Artery 13a. Note scapular spine for reference. ligaments. The shoulder complex is made up of three bones, which are connected by muscles, ligaments, and tendons. At the lateral Oct 2, 2024 · Anatomy of the forearm with cross-sectional anatomical structures labeled as muscles and ulnar and radial arteries. Preview. It arises medially from the infraspinous fossa of the scapula, specifically from fleshy fibers from its medial two-thirds, and by tendinous fibers from the ridges on its surface; it also arises from the infraspinatous fascia which covers it, and separates it from the t eres major and minor muscles. Apr 17, 2020 · About eight shoulder muscles attach to the shoulder blade (scapula), upper arm (humerus), and collar bone (clavicle). lateral Nov 10, 2024 · In the shoulder area, van de Sande et al. These illustrations allow to review the basis of the anatomy of the shoulder and to locate them more easily on an MRI by using cross-references. Nov 21, 2019 · action: external rotation, weak adductor of the humerus, stabilizes the shoulder joint, holds the head of the humerus down against the upward pull of the deltoid during arm abduction; Gross anatomy. Latissimus Dorsi Muscle 12. The muscle is composed of three heads (clavicular, acromial and spinous), although electromyography suggests that there are at least seven control regions that could act independently 1. Sep 29, 2023 · The subscapularis muscle is one of the four muscles that make up the rotator cuff, the others being: supraspinatus, infraspinatus and teres minor. Also, vital peripheral nerves pass through the upper limb, namely the brachial plexus neurons. Teacher 120 terms. These muscles allow the shoulder Jun 24, 2024 · upper fibers only: elevate and rotate scapula up to aid in shoulder abduction. These muscles attach to the shoulder blade and the upper arm bone. Variant anatomy. The distal humerus has a fossa at both the anterior and posterior side; the coronoid fossa at the anterior side provides space for the coronoid Shoulder Ultrasound 2. Save to Lightbox. Your shoulder muscles, or deltoids, consist of three distinct sets of muscle fibers: the anterior deltoid, lateral deltoid, and posterior deltoid. UQ Radiologic Anatomy 7. Its ability to move makes this articulation very complex from the biomechanical point of view; the muscles that influence its movements must Dec 12, 2024 · Figure 1 - Anatomy of the canine shoulder (scapula, humerus, ligaments, shoulder joint, muscles and tendons) on CT Figure 2 - Anatomy of the shoulder joint (scapula, humerus, glenoid labrum, tendons) of the dog on CT Figure 3 - Anatomy atlas - Dog - CT (Sagittal): Sternum, Vertebral column Figure 4 - Cross-sectional anatomy - CT (Dog): Brachial Atlas of Shoulder MRI Anatomy Radiologists primarily perform shoulder imaging to assess injuries within the shoulder joint. olecranon fossa, humerus; 3. com •Labeled plain film shoulder •AP Shoulder, external rotation •The greater tubercle of the humeral head is in profile •A line drawn between the epicondyles is parallel to the image receptor •“Y” view of the shoulder •The greater tubercle of the humeral head is superimposed on the head May 30, 2024 · The CT shoulder protocol serves as an examination for the assessment of the shoulder joint. It can be combined with a CT arthrogram for the evaluation of labral injuries or the rotator cuff if MRI is contraindicated or in a postoperative setting where metallic implants are present. Hip. This section is a review of basic shoulder anatomy. Names of the Muscles of the Shoulder With Location & Anatomy. Pectoralis Major Muscle 9. The deltoid is a common site for intramuscular injections, including vaccinations. Note: there are other muscles that act on the shoulder joint – the muscles of the pectoral region, and the upper arm. The brachial artery is the single most important blood vessel that gives branches to supply the whole upper limb. (From Kelley LL, Petersen CM: Sectional anatomy for imaging professionals, ed 2, St Louis, 2007, Mosby. examined shoulder CT from patients with rheumatoid arthritis and observed a strongly correlation between the CT density of the rotator cuff muscle volume Anatomy by Tahereh; Z best by Antone Samy; Miscellaneous list by Menna Aly; Normal head and neck scans / normal anatomy by Richard Taylor; IMPORTANTS by Ahmed Faiz Al-Musawi; FRCR2b by Diana Foyedo; Normal anatomy by Ranjit kumar; hals by Mr; CT Anatomy by Abhishek Gupta; IMPORTANTS by Ahmed Faiz Al-Musawi; HEAD & NECK CASES by Aqeela Sadia Oct 5, 2022 · assists in extension of the shoulder joint (long head only) Gross anatomy Origin. Shoulder Jun 24, 2024 · The subclavius muscle is a small triangular muscle of the pectoral region which depresses the shoulder. The deltoid is the largest, stron - gest muscle of the shoulder. Ligaments, such as the glenohumeral and Soft tissue injuries of the shoulder are an important cause of forelimb lameness in dogs. Teres minor originates from the middle third of the lateral border of the scapula, superior to the attachment of the teres major muscle. Gross anatomy Osteology The main part of the scapula, the body, consists of a somewha Jul 14, 2017 · Fig. Arthritis: Shoulder osteoarthritis (OA) may be a significant cause of pain and disability. innervation: nerve to subclavius (from nerve roots C5-C6) CT SHOULDER •Website: www. This case is used in 7 unlisted playlists. coracohumeral ligament Mar 28, 2018 · CT is an important and frequently used imaging tool for evaluation of the osseous anatomy of the shoulder joint in various clinical settings. The shoulder muscles have a wide range of functions, including abduction, adduction, flexion, extension, internal and external rotation. References: Massengill AD et al. C d Shoulder: Muscles Variant Image ID: 7136 Add to Lightbox. Radiographics 14:1211-23 & the Radiology Assistant Despite its flexibility, the shoulder is prone to injury because the head of the upper arm is bigger than the socket of the shoulder (11). 2 Humerus & Elbow by Craig Hacking . CT contrast injection and protocols RECIST 1. Wrist Basic Wrist MRI. MRI Dec 16, 2022 · The extrinsic shoulder muscles, also called posterior axioappendicular muscles, can be divided in superficial (trapezius and latissimus dorsi) and deep (levator scapulae and rhomboids) muscles. Subscapularis 6. Aug 22, 2019 · The deltoid muscle (also known as deltoideus muscle) is the largest of the shoulder muscles. A b. Distal Subclavian Artery 14. The system used here groups the muscles based on their function and topography (which are closely related in the upper li May 30, 2024 · The CT shoulder protocol serves as an examination for the assessment of the shoulder joint. Explore quizzes and practice tests created by teachers and students or create one from your course material. Elbow. This part of the upper limb contains powerful muscles that carry a considerable portion of the upper limb function. Upper Limb 7. alyssa-hanocx. g. The shoulder joint, with its glenoid cavity and humeral head, enables a wide range of movements. [1] The articulation between the glenoid area of the scapula and the head of the humerus is between the joints, with a greater ability to perform active and passive movements. These muscles contribute to help form the glenohumeral joint, which aids in shoulder joint motion and stability. 8% of patients Oct 16, 2024 · This article lists a series of labeled imaging anatomy cases by body region and modality. some fibers also extend to the greater tubercle and bicipital Gross Anatomy Lower Extremity Muscle Components. Anatomy Basic Elbow MRI. The objectives of this canine cadaver study were to describe normal anatomy of shoulder soft tissue structures using computed tomography (CT) and computed tomographic arthrography (CTA) and to determine the eff … Anatomy. Jul 28, 2021 · The aim of this study was to describe a quantitative 3D CT method to measure rotator cuff muscle volume, atrophy, and balance in healthy controls and in three pathological shoulder cohorts. biceps Mar 21, 2024 · The scapula, commonly known as the shoulder blade, is a flat, triangular-shaped bone that provides a vital part of the shoulder girdle. The axilla is pyramidal in shape with its apex opening superiorly towards the base of the neck between the subclavius muscle, first rib, superior border of the scapula and clavicle. In this article, we shall look at the anatomy of the extrinsic muscles of the shoulder – their attachments, innervation, and actions. 027 Corpus ID: 25422214; Evaluation of the muscle volumes of the transverse rotator cuff force couple in nonpathologic shoulders. middle fibers only: retract scapula. Shoulder Anatomy Diagram Oct 16, 2024 · Canine shoulder anatomy is a complex interplay of bones, muscles, ligaments, and nerves. The distal humerus has a fossa at both the anterior and posterior side; the coronoid fossa at the anterior side provides space for the coronoid Mar 23, 2022 · The infraspinatus muscle is a strong external rotator and additionally assists in both abduction and adduction. Mar 4, 2016 · C, Axial MRI of shoulder (view from top) showing muscles of shoulder. 2 Humerus & Elbow by Craig Hacking PT 606 UE Normal References by Stephen Grist; Imaging 1 - Shoulder & Elbow by John Bassano; Shoulder by Dustin Koykas; UQ Radiologic Anatomy 7. The tendon attaches on the greater tuberosity. Three main nerves begin together at the Shoulder. 1 - the basics; Musculoskeletal: Muscle Index. shoulder con anatomy ANATOMY INCLUDED SCAN RANGE: Include AC Joints to inferior angle of scapula (Scan range for localized disease of humeral head or glenoid can be limited) UQ Radiologic Anatomy 7. shoulder muscle. 1016/j. In all, 102 CT scans were included in the analysis: 46 healthy, (CT)-based technique to measure the muscle volume and to evaluate if there is a significant difference be-tween muscle volumes of both the subscapularis muscle and the infraspinatus/teres minor in nonpathologic shoulders. The head and the glenoid fossa articulate in the shoulder joint (glenohumeral joint). Erector Spinae Muscles 13. infraspinatus: external rotation. Feb 27, 2024 · Gross anatomy. (1994) Labrocapsular ligamentous complex of the shoulder: normal anatomy, anatomic variation, and pitfalls of MR imaging and MR arthrography. com found chest muscle anatomy from plenty of anatomical pictures on the internet. The system used here groups the muscles based on their function and topography (which are closely related in the upper li Jan 17, 2016 · 1 Anatomy and Imaging of the Shoulder Joint. It is a member of the rotator cuff, commonly remembered by the mnemonic “SITS” (supraspinatus, infraspinatus, teres minor, subscapularis). The muscles that support and stabilize the shoulder are classified into two groups based on their location: anterior axioappendicular muscles and posterior Nov 3, 2023 · Muscles of the shoulder; Definition and function: Muscles of the shoulder are a group of muscles surrounding the shoulder joint, which move and provide support to the said joint. Muscles: Anterior axio-appendicular muscles: Pectoralis major, pectoralis minor, subclavius and serratus anterior Posterior axio-appendicular muscles Feb 25, 2024 · Lateral image (Fig. The shoulder is capable of flexion-extension, abduction-adduction, circumduction and medial and lateral rotation. Here we will look at the structure of the shoulder, shoulder muscle anatomy, how the different muscles work and what can go wrong. jse. insertion: lesser tubercle of the humerus and up to 40% may insert at surgical neck. The elements necessary for the surgeons to assess the morphology of the shoulder joint could determine the severity of the injury and necessity of surgery. Oct 16, 2024 · This article lists a series of labeled imaging anatomy cases by body region and modality. Surg Radiol Anat 1998; 19:57-62. Anatomy Basic Ankle MRI. This webpage presents the anatomical structures found on Nov 24, 2021 · The scapula (plural: scapulae) is a roughly triangular shaped bone of the pectoral girdle with several articulations connecting to the humerus and clavicle. Summary. Supraspinatus Muscle 8. ther reinforce the shoulder, the four muscles of the rota-tor cuff extend from the scapula and surround the head of the humerus to rotate the arm and prevent dislocation. May 15, 2021 · The supraspinatus muscle tendon is often ruptured in sports involving sudden forceful movements of the upper limb and is the most commonly ruptured rotator cuff muscle. subscapularis: internal rotation. insertion: subclavian groove on the inferior aspect of the middle third of the clavicle. Labelled radiographs and CT/MRI series teaching anatomy with a level of detail appropriate for medical students and junior residents. Oblique sagittal section. Jul 1, 2014 · DOI: 10. Wrist. GRE sequence (1. The deltoid muscle takes over lifting the arm once the arm is away from the side. Central X-ray should be directed to 2. Shaft of the humerus; 2. Schuenke M, Schulte E, Schumacher U et-al. DaddyMiesel101. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Structurally, it features a body, two processes (the acromion and the coracoid process), and a glenoid cavity, which Aug 22, 2019 · Muscles of the shoulder can be subdivided into a variety of groups depending on origin, topography, function or innervation. Assessment of the superior labrum of the shoulder joint with CT-arthrography and MR-arthrography: correlation with anatomical dissection. 62 Slice (mm) Interval (mm) Type/Plane 0 Large 140 200 Gantry Tilt FOV KV mA Jan 30, 2024 · The deltoid muscle is a large triangular intrinsic shoulder muscle, so named because its shape resembles the inverted Greek letter delta. origin: subscapular fossa of the scapula. An illustration was then added to show bone anatomy, muscles attachments, ligaments and muscle layers of the rotator cuff. It serves as an attachment site for several muscles that facilitate the shoulder's complex movements. Ankle. Hip Basic Hip MRI Sep 14, 2023 · Lateral image (Fig. While achieving anteroposterior shoulder X-ray in neutral position, the patient is erect or in supine position. Wrist : cross-sectional anatomy based on axial slices showing tendos, nerves, arteries, bones and veins Anatomy of the hand : axial slice of MRI with anatomical structures labeled. Intrinsic – originate from the scapula and/or clavicle, and attach to the humerus. Flashcards; Learn; Test; Q-Chat; 17. Impingement syndrome results from The large deltoid muscle is the outer layer of shoulder muscle. Anatomy Labelled radiographs and CT/MRI series teaching anatomy with a level of detail appropriate for medical students and junior residents. Download scientific diagram | Axial contrast-enhanced computed tomography (CT) of the shoulder showing the low density area, in the left deltoid muscle, with slightly enhanced the marginal region The shoulder joint is functionally and structurally complex and is composed of bone, hyaline cartilage, labrum, ligaments, capsule, tendons and muscles. [1] The central bony structure of the shoulder is the scapula, where all of the muscles interact. The attachments of some shoulder girdle muscles in the pangolin have moved from the surrounding edges of the scapula to the spine, and they, therefore, fully cover the scapula. In addition, some pan-golin shoulder girdle muscles cross the shoulder joint to insert on the dis-tal humerus, but this does not occur in armadillos. com Anatomy of peritoneum and mesentery. The system used here groups the muscles based on their function and topography (which are closely related in the upper limb): 1. Jan 4, 2025 · In extant species, 3D muscle geometries are typically reconstructed from diverse imaging methods, including magnetic resonance imaging (MRI), contrast-enhanced computed tomography (CT) scans, cross-sectional photographs, and photogrammetry. . mpdkbl lzcpdar klmtv abqdt xieiaze icplll wnk yrwhaf anyy aht