A PA axial oblique (RAO) large intestine image demonstrates…
A PA axial oblique (RAO) large intestine image demonstrates an obscured right SI joint and closed left obturator foramen. Such an image: 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.
Read DetailsA cephalic central ray angulation is required on an AP knee…
A cephalic central ray angulation is required on an AP knee image when the: 1. examination is performed with the patient in an upright position 2. patient’s anterior tibial margin is distal to the posterior tibial margin 3. the patient’s ASIS-to-imaging table measurement is 22 cm 4. the knee is flexed and a curved IR is used
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