Abdomen / KUB
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AP Supine Abdomen
Positioning
Radiograph
Anatomy
Errors
Technique
Trauma
IMAGE RECEPTOR
Patient position
Supine on table.
Part position
MSP centered to midline, arms at sides.
Central ray
Perpendicular to iliac crest.
IR placement
35x43 cm portrait; 2 images if hypersthenic.
Tech pearls
Expiration pushes the diaphragm up — clearer abdomen.
Two images may be needed for hypersthenic body habitus.
Series overview
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