A Tangential Supraspinatus Outlet Projection (Neer Method) with Accurate Positioning

Multiple Choice

A tangential supraspinatus outlet projection (Neer method) with accurate positioning is obtained when
1) the arm is abducted and the midcoronal plane is at a 60-degree angle with the IR.
2) a 10- to 15-degree caudal central ray angulation is used.
3) the central ray is centered to the superior aspect of the humeral head.
4) the midcoronal plane is vertical.

A) 1 and 2 only
B) 1 and 3 only
C) 2, 3, and 4 only
D) 1, 2, 3, and 4