• Position patient to center scapulohumeral joint to center o IR.

• Abduct extended arm slightly; externally r tate arm (supinate

hand) until epicondyles o distal humerus are parallel to IR

• 2.5 cm inferior from coracoid process

102 cm

Collimate on our sides, with lateral

and upper borders adjusted to so t tissue margins

IR size—24 × 30 cm (10 × 12 inches),

landscape (or portrait to demonstrate

proximal aspect of humerus)

• Grid

• 70-75 kvp

• 6-10 mAs