Clinical Condition: Orbits, Vision and Visual Loss
MR Imaging Head and/or Orbit Without and With Contrast | MR Imaging Head and/or Orbit, Without Contrast | CT Head and/or Orbit With Contrast | CT Head and/or Orbit Without Contrast | MRA Head and Neck With or Without Contrast | CTA Head and Neck | X-ray Orbit | |
---|---|---|---|---|---|---|---|
Infant or child with orbital asymmetry, proptosis and visual loss | 8 | 7 | 6 | 5 | 4a | 2b | 1 |
Child with slowly progressing visual loss | 8 | 7 | 6 | 5 | 4a | 2b | 1 |
Adult with sudden onset of painless or painful visual loss | 8 | 7 | 6 | 5 | 5a | 5b | 1 |
Adult patient with proptosis and/or painful visual loss | 8 | 7 | 6 | 5 | 4a | 4b | 1 |
Adult patient with uveitis, scleritis, and visual loss | 8 | 7 | 5 | 4 | 4a | 4b | 1 |
Adult patient with ophthalmoplegia | 9 | 6 | 6 | 5 | 6a | 6b | 1 |
Head injury with visual loss | 5d | 7d | 3 | 9c | 4a | 4b | 2 |
Note:—Appropriateness criteria scale from 1 to 9, 1 = least appropriate, 9 = most appropriate.
a Selected cases when vascular disease is suspected. See statement regarding contrast in text under “Anticipated Exceptions.”
b If vascular disease suspected.
c In acute trauma, a scan without contrast is usually sufficient; in subacute trauma, contrast may be useful.
d If MR imaging safe.