Elbow Pathologies

Question 1

Elbow Joints and Movement

Answer 1

Consists of:

humeri-ulnar Joint
- Flexion/ Extension

Radio-capitellar Joint
- Supination/ Pronation

Question 2

Elbow Muscles

insertion & movement

Answer 2

Triceps Brachii

• Inserts at olecranon
• Powers extension

Brachialis

• Inserts at coronoid process
• Power flexion

Biceps Brachii

• Inserts at the bicipital tuberosity of the radius
• Power flexion
• Supinates the elbow

Supinator
- Supinates elbow

Pronator Teres
- pronates the elbow

Pronator Quadratus
- Pronates the elbow

Question 3

Common extensor origin

Answer 3

Lateral epicondyle of humerus

Question 4

Common flexor origin

Answer 4

medial epicondyle of humerus

Question 5

Elbow Arthritis Types

Answer 5

More commonly RA than OA

OA at elbow commonly occurs after trauma

Question 6

Elbow OA Treatment

Answer 6

At radio-capitellar joint

• Non-operative
• Surgical excision of radial head

At humero-ulnar joint

• Non-operative
• Total elbow replacement (lifting in that arm must not exceed 2.5kg)

Question 7

Lateral Epicondylitis

Answer 7

Tennis Elbow

Question 8

Lateral Epicondylitis Aetiology

Answer 8

Regular resistant extension at the wrist

Question 9

Lateral Epicondylitis Imaging

Answer 9

Microtears in the common extensor origin

Question 10

Lateral Epicondylitis Characteristics

Answer 10

Painful and tender lateral epicondyle

Pain on resisted middle finger and wrist extension

Question 11

Lateral Epicondylitis Treatment

Answer 11

Rest
Physio
NSAIDs
Steroid Injections 
Use of elbow brace
US therapy 
Surgery (division or excision of some fibres of the common extensor origin)

Question 12

Medial Epicondylitis

Answer 12

Golfer’s Elbow

Question 13

Medial Epicondylitis Aetiology

Answer 13

Repeated strain or degeneration of the common flexor origin

Question 14

Medial Epicondylitis Treatment

Answer 14

Rest
Physio
NSAIDs
Injection (dangerous and risks injury to ulnar nerve0 
Surgery