upper arm, elbow, and forearm osteology x-ray muscles ct/mri
TRANSCRIPT
Upper Arm, Elbow, and Forearm
• Osteology• X-ray• Muscles• CT/MRI
Elbow (AP)
Elbow (lat)
• Carrying angle – Angle between humerus and ulna (arm in
anatomic position)– 10-15° angle– Greater in females
Upper Arm, Elbow, and Forearm
• Osteology• X-ray• Muscles• CT/MRI
Extensors
Pronators and supinators
Ant. view
Post. view
Sagittal cut. 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.
sagittal cut. 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.
sagittal cut. 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.
sagittal cut. 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.
Coronal view
coronal cut. 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.
coronal cut. 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.
coronal cut. Image 6
• 1, Ulna. • 2, Radial head. • 3, Lateral epicondyle. • 4, Extensor carpi radialis longus
muscle. • 5, Olecranon fossa. • 6, Medial epicondyle. • 7, Triceps muscle (lateral head). • 8, Humerus. • 9, Triceps muscle (Medial head). • 10, Flexor digitorum superficialis
muscle. • 11, Supinator muscle. • 12, Extensor digitorum muscle.
coronal cut. 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.