Adult<unk> 
Shaft
Distal
Capitellum
Trochlea
Condylar
Pediatric<unk> 
Shaft
Distal
Supracondylar
Lateral epicondyle
Medial epicondyle<unk> 
Shaft
Distal
Capitellum
Trochlea
Condylar
Capitellum
Trochlea
Condylar<unk> 
Shaft
Distal
Supracondylar
Lateral epicondyle
Medial epicondyle
Supracondylar
Lateral epicondyle
Medial epicondyle
Traumatic/Acute:
Shoulder Dislocation
Anterior shoulder dislocation
Posterior shoulder dislocation
Inferior shoulder dislocation
Clavicle fracture
Humerus fracture
Scapula fracture
Acromioclavicular joint injury
Glenohumeral instability
Rotator cuff tear
Biceps tendon rupture
Triceps tendon rupture
Septic joint
Anterior shoulder dislocation
Posterior shoulder dislocation
Inferior shoulder dislocation
Nontraumatic/Chronic:
Rotator cuff tear
Impingement syndrome
Calcific tendinitis
Adhesive capsulitis
Biceps tendinitis
Subacromial bursitis
Cervical radiculopathy
Refered pain & non-orthopedic causes:
Referred pain from
Neck
Diaphragm (e.g. gallbladder disease)
Brachial plexus injury
Rucksack paralysis
Axillary artery thrombosis
Thoracic outlet syndrome
Subclavian steal syndrome
Pancoast tumor
Myocardial infarction
Pneumonia
Pulmonary embolism
Neck
Diaphragm (e.g. gallbladder disease)
Rucksack paralysis
Proximal humerus fracture
Adult
Scaphoid fracture
Proximal
Humerus fracture
Shaft
Scapular fracture
Distal