Shoulder

• Osteology• X-ray• Muscles• CT/MRI

Shoulder

• Osteology• X-ray• Muscles• CT/MRI

Shoulder X-ray, AP projection

1, Clavicle.2, Acromion.3, Greater tubercle.4, Lesser tubercle.5, Neck of Humerus. 6, Humerus. 7, Coracoid Process.8, Axillary border of

scapula. 9, Rib.

Shoulder X-ray: lateral view

1, Coracoid Process.2, Clavicle. 3, Acromion.4, Head of Humerus.5, Humerus. 6, Axillary border of

scapula.

Shoulder

• Osteology• X-ray• Muscles• CT/MRI

Serratus anterior

Short muscles

Rotator Cuff

Muscles of arm

• Antererior group– Biceps brachii – Coracobrachialis

Posterior group– triceps brachii

Shoulder

• Osteology• X-ray• Muscles• CT/ MRI

1. coracoid 2. subclavius 3. pectoralis major 4. clavicle5. Subscapularis6. Serratus anterior7. Infraspinatus8. spine9. Deltoid muscle.10. Humeral head.

CT

1. humerus 2. corachobrachialis3. Pectoralis minor4. Pectoralis major 5. Serratus anterior6. trapezious7. infraspinatus8. Teres major9. triceps

CT

MRI of the shoulder. Axial T1-weighted view. Image 3

1, Pectoralis major muscle. 2, Axillary vein and artery. 3, Coracoid process. 4, Deltoid muscle. 5, Supraspinatus muscle. 6, Acromion. 7, Scapula. 8, Subscapularis muscle.

MRI of the shoulder. Axial T1-weighted view. Image 5

1, Pectoralis major muscle. 2, Deltoid muscle

(anterior). 3, Coracoid process. 4, Humeral head. 5, Glenoid. 6, Supraspinatus muscle. 7, Scapula. 8, Deltoid muscle. 9, Infraspinatus muscle. 10, Subscapularis muscle. 11, Axillary vein and artery. 12, Pectoralis minor

MRI of the shoulder. Axial T1-weighted view. Image 7

1, Pectoralis major muscle. 2, Deltoid muscle. 3, Humeral head. 4, Deltoid muscle. 5, Glenoid. 6, Infraspinatus muscle. 7, Subscapularis muscle. 8, Axillary vein and artery. 9, Pectoralis minor muscle.

MRI of the shoulder. Axial T1-weighted view. Image 19

1, Pectoralis major muscle. 2, Biceps muscle (short

head). 3, Humerus. 4, Deltoid muscle. 5, Tricipital muscle. 6, Scapula. 7, Subscapularis muscle. 8, Coracobrachialis muscle. 9, Pectoralis minor muscle.

MRI of the shoulder. Coronal T1-weighted view. Image 2

1, Trapezius muscle. 2, Acromion. 3, Deltoid muscle.4, Humeral head. 5, Infraspinatus muscle. 6, Teres minor muscle. 7, Teres major muscle. 8, Tricipital muscle. Arrow, Posterior humeral

circumflex artery and axillary nerve.

Arrow: Posterior humeral circumflex artery and axillary nerve.

MRI of the shoulder. Coronal T1-weighted view. Image 6

1, Trapezius muscle. 2, Acromioclavicular joint. 3, Acromion. 4, Deltoid muscle.5, Humeral head. 6, Supraspinatus muscle. 7, Spine of the scapula. 8, Infraspinatus muscle. 9, Scapula. 10, Subscapularis muscle. 11, Teres major muscle. .

MRI of the shoulder. Coronal T1-weighted view. Image 11

1, Trapezius muscle. 2, Clavicle. 3, Supraspinatus tendon. 4, Deltoid muscle. 5, Humeral head. 6, Glenoid. 7, Supraspinatus muscle. 8, Biceps tendon (long

head). 9, Biceps and

coracobrachialis muscle.

MRI of the shoulder. Sagittal T2 FATSAT. Image 9

1, Coracobrachialis. 2, Subscapularis tendon. 3, Humeral head. 4, Coracoid process. 5, Deltoid muscle. 6, Biceps tendon (long head). 7, Clavicle. 8, Acromioclavicular joint. 9, Supraspinatus muscle. 10, Acromion. 11, Infraspinatus muscle. 12, Deltoid muscle. 13, Teres minor muscle

MRI of the shoulder. Sagittal T2 FATSAT. Image 11

1, Teres minor muscle and tendon.

2, Infraspinatus tendon. 3, Acromion. 4,Supraspinatus tendon. 5, Biceps tendon (long

head). 6, Subscapularis tendon.

Rotator Cuff Muscles