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AP Projection (Supine)
AP Projection (Upright)
AP Projection (Decubitus)
100
Inferiorly, this structure must be included.
What is the symphysis pubis?
100
Superiorly, this structure must be included.
What is the diaphragm?
100
This side of the abdomen MUST be shown when fluid is suspected.
What is the side down?
200
This vertebral structure must be centered in the middle of the vertebral bodies to indicate no rotation.
What are the spinous processes?
200
Soft tissue gray tones should demonstrate this muscle.
What is the psoas major muscle?
200
This side of the abdomen MUST be shown when free air is suspected.
What is the side up?
300
This is the breathing instructions for this image.
What is expiration?
300
This is the central ray.
What is perpendicular to 2" (5 cm) above the iliac crests?
300
This is the additional marker that must be included.
What is an arrow or "UP" marker?
400
These two strucutres must be symmetrical to indicate no rotation.
What are the ischial spines and the alae of the ilia. (Will also accept what are the obturator foramen?)
400
This is indicated by the asymmetry of the iliac crests.
What is rotation?
500
Technique should be reduced for upright compared to supine images IF this condition is suspected.
What is pneumoperitoneum?