MRI of the Elbow: Detailed Anatomy

MRI of the Elbow: T1-weighted axial view. Image 1. 1, Ulna. 2, Anconeus muscle. 3, Extensor carpi ulnaris muscle. 4, Supinator muscle. 5, Extensor digitorum muscle. 6, Extensor carpi radialis longus muscle. 7, Brachoradialis muscle. 8, Radius. 9, Pronator teres muscle. 10, Flexor carpi radialis muscle. 11, Flexor digitorum superficialis muscle. 12, Flexor carpi ulnaris muscle. 13, Flexor digitorum profundus muscle.

MRI of the Elbow: T1-weighted axial view. Image 2. 1, Ulna. 2, Anconeus muscle. 3, Extensor carpi ulnaris muscle. 4, Supinator muscle. 5, Extensor digitorum muscle. 6, Extensor carpi radialis longus muscle. 7, Brachoradialis muscle. 8, Radius. 9, Brachialis muscle. 10, Pronator teres muscle. 11, Flexor carpi radialis muscle. 12, Flexor digitorum superficialis muscle. 13, Flexor carpi ulnaris muscle. 14, Flexor digitorum profundus muscle.

MRI of the Elbow: T1-weighted axial view. Image 3. 1, Ulna. 2, Anconeus muscle. 3, Extensor carpi ulnaris muscle. 4, Supinator muscle. 5, Extensor digitorum muscle. 6, Extensor carpi radialis longus muscle. 7, Brachoradialis muscle. 8, Radius. 9, Brachialis muscle. 10, Pronator teres muscle. 11, Flexor carpi radialis muscle. 12, Flexor digitorum superficialis muscle. 13, Flexor carpi ulnaris muscle. 14, Flexor digitorum profundus muscle.

MRI of the Elbow: T1-weighted axial view. Image 4. 1, Ulna. 2, Anconeus muscle. 3, Extensor carpi ulnaris muscle. 4, Supinator muscle. 5, Extensor digitorum muscle. 6, Extensor carpi radialis longus muscle. 7, Brachoradialis muscle. 8, Radius. 9, Brachialis muscle. 10, Pronator teres muscle. 11, Flexor carpi radialis muscle. 12, Flexor digitorum superficialis muscle. 13, Flexor carpi ulnaris muscle. 14, Flexor digitorum profundus muscle.

MRI of the Elbow: T1-weighted axial view. Image 5. 1, Ulna. 2, Anconeus muscle. 3, Extensor carpi ulnaris muscle. 4, Supinator muscle. 5, Extensor digitorum muscle. 6, Extensor carpi radialis longus muscle. 7, Brachoradialis muscle. 8, Radius. 9, Brachialis muscle. 10, Pronator teres muscle. 11, Flexor carpi radialis muscle. 12, Flexor digitorum superficialis muscle. 13, Flexor carpi ulnaris muscle. 14, Flexor digitorum profundus muscle.

MRI of the Elbow: T1-weighted axial view. Image 6. 1, Ulna. 2, Anconeus muscle. 3, Extensor digitorum muscle. 4, Extensor carpi radialis longus muscle. 5, Brachoradialis muscle. 6, Radial head. 7, Brachialis muscle. 8, Pronator teres muscle. 9, Flexor carpi radialis muscle. 10, Flexor digitorum superficialis muscle. 11, Flexor digitorum profundus muscle.

MRI of the Elbow: T1-weighted axial view. Image 7. 1, Ulna. 2, Anconeus muscle. 3, Extensor digitorum muscle. 4, Extensor carpi radialis longus muscle. 5, Brachoradialis muscle. 6, Brachialis muscle. 7, Pronator teres muscle. 8, Flexor carpi radialis muscle. 9, Flexor digitorum superficialis muscle.

MRI of the Elbow: T1-weighted axial view. Image 8. 1, Humerus. 2, Ulna. 3, Anconeus muscle. 4, Extensor digitorum muscle. 5, Extensor carpi radialis longus muscle. 6, Brachoradialis muscle. 7, Brachialis muscle. 8, Pronator teres muscle.

MRI of the Elbow: T1-weighted axial view. Image 9. 1, Humerus. 2, Ulna. 3, Anconeus muscle. 4, Extensor digitorum muscle. 5, Extensor carpi radialis longus muscle. 6, Brachoradialis muscle. 7, Brachialis muscle. 8, Pronator teres muscle.

MRI of the Elbow: T1-weighted axial view. Image 10. 1, Humerus. 2, Ulna. 3, Anconeus muscle. 4, Extensor digitorum muscle. 5, Extensor carpi radialis longus muscle. 6, Brachoradialis muscle. 7, Brachialis muscle. 8, Pronator teres muscle.

MRI of the Elbow: T1-weighted axial view. Image 11. 1, Humerus. 2, Ulna. 3, Extensor digitorum muscle. 4, Extensor carpi radialis longus muscle. 5, Brachoradialis muscle. 6, Brachialis muscle.

MRI of the Elbow: T1-weighted axial view. Image 12. 1, Humerus. 2, Ulna. 3, Extensor carpi radialis longus muscle. 4, Brachoradialis muscle. 5, Biceps brachii muscle. 6, Brachialis muscle. 7, Pronator teres muscle.

MRI of the Elbow: T1-weighted axial view. Image 13. 1, Medial epicondyle (Humerus). 2, Triceps tendon. 3, Lateral epicondyle (Humerus). 4, Extensor carpi radialis longus muscle. 5, Brachoradialis muscle. 6, Biceps brachii muscle. 7, Brachialis muscle. 8, Pronator teres muscle.

MRI of the Elbow: T1-weighted axial view. Image 14. 1, Medial epicondyle (Humerus). 2, Muscle triceps. 3, Lateral epicondyle (Humerus). 4, Extensor carpi radialis longus muscle. 5, Brachoradialis muscle. 6, Biceps brachii muscle. 7, Brachialis muscle. 8, Pronator teres muscle.

MRI of the Elbow: T1-weighted axial view. Image 15. 1, Medial epicondyle (Humerus). 2, Olecranon fossa. 3, Muscle triceps. 4, Lateral epicondyle (Humerus). 5, Extensor carpi radialis longus muscle. 6, Brachoradialis muscle. 7, Biceps brachii muscle. 8, Brachialis muscle. 9, Pronator teres muscle.

MRI of the Elbow: T1-weighted axial view. Image 16. 1, Medial epicondyle (Humerus). 2, Olecranon fossa. 3, Muscle triceps. 4, Lateral epicondyle (Humerus). 5, Extensor carpi radialis longus muscle. 6, Brachoradialis muscle. 7, Biceps brachii muscle. 8, Brachialis muscle.

MRI of the Elbow: T1-weighted axial view. Image 17. 1, Humerus. 2, Triceps muscle (Long head). 3, Triceps muscle (Medial head). 4, Triceps muscle (lateral head). 5, Extensor carpi radialis longus muscle. 6, Brachoradialis muscle. 7, Biceps brachii muscle. 8, Brachialis muscle.

MRI of the Elbow: T1-weighted axial view. Image 18. 1, Triceps muscle (Long head). 2, Triceps muscle (Medial head). 3, Humerus. 4, Triceps muscle (lateral head). 5, Extensor carpi radialis longus muscle. 6, Brachoradialis muscle. 7, Biceps brachii muscle. 8, Brachialis muscle.

MRI of the Elbow: T1-weighted axial view. Image 19. 1, Triceps muscle (Long head). 2, Triceps muscle (Medial head). 3, Humerus. 4, Triceps muscle (lateral head). 5, Extensor carpi radialis longus muscle. 6, Brachoradialis muscle. 7, Biceps brachii muscle. 8, Brachialis muscle.

MRI of the Elbow: T1-weighted axial view. Image 20. 1, Triceps muscle (Long head). 2, Triceps muscle (Medial head). 3, Humerus. 4, Triceps muscle (lateral head). 5, Extensor carpi radialis longus muscle. 6, Brachoradialis muscle. 7, Biceps brachii muscle. 8, Brachialis muscle.

MRI of the Elbow: T1-weighted coronal view. Image 1. 1, Triceps tendon. 2, Olecranon.3, Flexor digitorum profundus muscle. 4, Anconeus muscle.

MRI of the Elbow: T1-weighted coronal view. Image 2. 1, Olecranon.2, Triceps muscle (lateral head). 3, Triceps tendon. 4, Flexor carpi ulnaris muscle. 5, Flexor digitorum profundus muscle.. 6, Anconeus muscle.

MRI of the Elbow: T1-weighted coronal view. Image 3. 1, Olecranon.2, Triceps muscle (lateral head). 3, Triceps tendon. 4, Humerus. 5, Flexor carpi ulnaris muscle. 6, Flexor digitorum profundus muscle. 7, Extensor carpi ulnaris muscle. 8, Anconeus muscle.

MRI of the Elbow: T1-weighted coronal view. Image 4. 1, Olecranon. 2, Humerus. 3, Triceps muscle (lateral head). 4, Flexor carpi ulnaris muscle. 5, Flexor digitorum profundus muscle. 6, Extensor digitorum muscle. 7, Extensor carpi ulnaris muscle. 8, Anconeus muscle.

MRI of the Elbow: T1-weighted coronal view. Image 5. 1, Ulna. 2, Lateral epicondyle. 3, Triceps muscle (lateral head). 4, Medial epicondyle. 5, Flexor digitorum superficialis muscle. 6, Flexor digitorum profundus muscle. 7, Supinator muscle. 8, Extensor digitorum muscle. 9, Extensor carpi ulnaris muscle.

MRI of the Elbow: T1-weighted coronal view. Image 6. 1, Ulna. 2, Radial head. 3, Lateral epicondyle. 4, Extensor carpi radialis longus muscle. 5, Olecranon fossa. 6, Medial epicondyle. 6a, Common flexor tendon. 7, Triceps muscle (lateral head). 8, Humerus. 9, Triceps muscle (Medial head). 10, Flexor digitorum superficialis muscle. 11, Supinator muscle. 12, Extensor digitorum muscle.

MRI of the Elbow: T1-weighted coronal view. Image 7. 1, Ulna. 2, Radial head. 3, Lateral epicondyle. 4, Extensor carpi radialis longus muscle. 5, Olecranon fossa. 6, Pronator teres muscle. 6a, Common flexor tendon. 7, Flexor digitorum superficialis muscle. 8, Supinator muscle. 9, Extensor digitorum muscle.

MRI of the Elbow: T1-weighted coronal view. Image 8. 1, Ulna. 2, Radial head. 3, Humerus. 4, Extensor carpi radialis longus muscle. 5, Pronator teres muscle. 5a, Common flexor tendon. 6, Flexor digitorum superficialis muscle. 7, Supinator muscle.

MRI of the Elbow: T1-weighted coronal view. Image 9. 1, Ulna. 2, Radial head. 3, Humerus. 4, Extensor carpi radialis longus muscle. 5, Pronator teres muscle. 6, Flexor digitorum superficialis muscle. 7, Supinator muscle.

MRI of the Elbow: T1-weighted coronal view. Image 10. 1, Radial head. 2, Extensor carpi radialis longus muscle. 3, Capitellum. 4, Trochlea. 5, Pronator teres muscle. 6, Flexor digitorum superficialis muscle. 7, Supinator muscle.

MRI of the Elbow: T1-weighted coronal view. Image 11. 1, Radius. 2, Radial head. 3, Capitellum (Humerus). 4, Extensor carpi radialis longus muscle. 5, Brachoradialis muscle. 6, Brachialis muscle. 7, Pronator teres muscle. 8, Flexor carpi radialis muscle.

MRI of the Elbow: T1-weighted coronal view. Image 12. 1, Extensor carpi radialis longus and brevis muscle. 2, Brachoradialis muscle. 3, Brachialis muscle. 4, Pronator teres muscle. 5, Flexor carpi radialis muscle.

MRI of the Elbow: T1-weighted coronal view. Image 13. 1, Supinator muscle. 2, Extensor carpi radialis longus and brevis muscle. 3, Brachoradialis muscle. 4, Brachialis muscle. 5, Pronator teres muscle. 6, Flexor carpi radialis muscle.

MRI of the Elbow: T1-weighted coronal view. Image 14. 1, Cephalic vein. 2, Brachoradialis muscle. 3, Brachialis muscle. 4, Basilic vein. 5, Pronator teres muscle. 6, Flexor carpi radialis muscle. 7, Extensor carpi radialis longus and brevis muscle.

MRI of the Elbow: T1-weighted sagittal view. Image 1. 1, Radial head. 2, Extensor carpi radialis longus muscle. 3, Triceps muscle (lateral head). 4, Cephalic vein. 5, Brachoradialis muscle. 6, Supinator muscle. 7, Extensor carpi ulnaris muscle.

MRI of the Elbow: T1-weighted sagittal view. Image 2. 1, Radial head. 2, Supinator muscle. 3, Anconeus muscle. 4, Triceps muscle (lateral head). 5, Biceps brachii muscle. 6, Extensor carpi radialis longus muscle. 7, Cephalic vein. 8, Capitellum.

MRI of the Elbow: T1-weighted sagittal view. Image 3. 1, Radial head. 2, Supinator muscle. 3, Anconeus muscle. 4, Capitellum. 5, Triceps muscle (lateral head). 6, Extensor carpi radialis longus muscle. 7, Biceps brachii muscle. 8, Cephalic vein. 9, Brachoradialis muscle.

MRI of the Elbow: T1-weighted sagittal view. Image 4. 1, Radial head. 2, Supinator muscle. 3, Anconeus muscle. 4, Capitellum. 5, Triceps muscle (lateral head). 6, Biceps brachii muscle. 7, Brachialis muscle. 8, Cephalic vein.

MRI of the Elbow: T1-weighted sagittal view. Image 5. 1, Radial head. 2, Anconeus muscle. 3, Humerus. 4, Triceps muscle (lateral head). 5, Biceps brachii muscle. 6, Brachialis muscle. 7, Biceps brachii tendon.

MRI of the Elbow: T1-weighted sagittal view. Image 6. 1, Radial head. 2, Anconeus muscle. 3, Humerus. 4, Triceps muscle (lateral head). 5, Biceps brachii muscle. 6, Brachialis muscle. 7, Biceps brachii tendon.

MRI of the Elbow: T1-weighted sagittal view. Image 7. 1, Ulna. 2, Trochlea. 3, Humerus. 4, Triceps muscle (lateral head). 5, Biceps brachii muscle. 6, Brachialis muscle. 7, Ulnar artery and vein.

MRI of the Elbow: T1-weighted sagittal view. Image 8. 1, Olecranon. 2, Triceps muscle (lateral head). 3, Humerus. 4, Biceps brachii muscle. 5, Brachialis muscle. 6, Ulnar artery and vein. 7, Pronator teres muscle.

MRI of the Elbow: T1-weighted sagittal view. Image 9. 1, Olecranon. 2, Triceps tendon. 3, Triceps muscle (lateral head). 4, Humerus. 5, Biceps brachii muscle. 6, Brachialis muscle. 7, Median cubital vein. 8, Brachial artery and vein. 9, Pronator teres muscle.

MRI of the Elbow: T1-weighted sagittal view. Image 10. 1, Olecranon. 2, Triceps muscle (lateral head). 3, Humerus. 4, Biceps brachii muscle. 5, Brachialis muscle. 6, Brachial artery and vein. 7, Trochlea. 8, Coronoid process. 9, Pronator teres muscle. 10, Flexor digitorum profundus muscle.

MRI of the Elbow: T1-weighted sagittal view. Image 11. 1, Olecranon. 2, Trochlea. 3, Humerus. 4, Triceps muscle (lateral head). 5, Brachial artery and vein. 6, Brachialis muscle. 7, Coronoid process. 8, Pronator teres muscle. 9, Flexor digitorum superficialis muscle. 10, Flexor digitorum profundus muscle.

MRI of the Elbow: T1-weighted sagittal view. Image 12. 1, Olecranon. 2, Trochlea. 3, Humerus. 4, Triceps tendon. 5, Triceps muscle (lateral head). 6, Brachialis muscle. 7, Coronoid process. 8, Pronator teres muscle. 9, Flexor digitorum superficialis muscle. 10, Flexor digitorum profundus muscle.

MRI of the Elbow: T1-weighted sagittal view. Image 13. 1, Olecranon. 2, Trochlea. 3, Triceps muscle (lateral head). 4, Brachialis muscle. 5, Pronator teres muscle. 6, Flexor digitorum superficialis muscle. 7, Flexor digitorum profundus muscle.

MRI of the Elbow: T1-weighted sagittal view. Image 14. 1, Olecranon. 2, Trochlea. 3, Triceps muscle (lateral head). 4, Brachialis muscle. 5, Flexor digitorum superficialis muscle. 6, Flexor digitorum profundus muscle.