A PA Axial Oblique Large Intestine Projection (RAO Position) Demonstrates

question 16

Multiple Choice

A PA axial oblique large intestine projection (RAO position) demonstrates an obscured right SI joint and closed left obturator foramen. Such a projection
1) was obtained with the patient rotated more than the required amount.
2) also demonstrates the inferior aspect of the left acetabulum superior to the distal rectum.
3) was obtained with the central ray angled less than the required amount.
4) was obtained with the patient rotated less than the required amount.

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

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