| Study |
|
Indication |
contrast |
| CT |
Chest |
all |
with (no need for w/ and w/o) |
| CT Angio |
Pulmonary |
r/o PE |
with |
| CT |
Neck |
all - swelling, inflammation, tumor, adenopathy |
with (no need for w/ and w/o) |
| CT |
Face |
swelling or lump |
with |
| CT |
Face |
probable sialolith |
without |
| CT |
Abd and Pelvis |
urinary calculus |
without |
| CT |
Abd and Pelvis |
hematuria, metastatic workup for known cancer |
with and without |
| CT |
Abdomen |
liver lesion - possible hemangioma |
dynamic contrast enhanced study |
| CT |
Abdomen |
renal, adrenal, or pancreatic mass |
with and without |
| CT |
Abd and Pelvis |
neoplasm, inflammation (e.g. diverticulitis, appendicitis) |
with |
| CT |
Brain |
acute stroke, acute headache |
without |
| CT |
Brain |
tumor, other neurologic symptoms |
with and without (or consider MRI) |
| CT |
Orbits |
mass, diplopia, inflammation |
with |
| CT |
Sinuses |
sinusitis |
without |
| CT |
Sinuses |
possible tumor |
without and with |
| CT |
Any extremity |
tumor or inflammation |
with (or consider MRI) |
| CT |
Any extremity |
trauma |
without |
| CT Angio |
Renal Arteries |
uncontrolled htn (r/o renal artery stenosis) |
with |
| CT Angio |
Carotids |
carotid stenosis found on ultrasound exam |
with |
| CT Angio |
Abdominal Aorta |
AAA presurgical workup
(use sono for screening) |
with |
| CT Angio |
Legs |
peripheral vascular disease |
with |
| CT |
Coronary Artery Calcium Score |
screening for coronary artery disease |
without |
| CT IVP |
Urinary Tract |
hematuria workup |
with |
| 3D CT |
any location |
osseous deformity |
without |
| MR |
Brain |
seizures, MS, neurologic symptoms |
without |
| MR |
Brain |
tumor, MS |
without and with |
| MR |
Extremities |
pain, trauma, mass |
without |
| MR |
any location |
hemangioma or lymphangioma |
without and with |
| MR |
C-spine |
syrinx, tumor, infection |
without and with |
| MR |
C-spine |
disc pathology |
without |
| MR |
T-spine |
syrinx, tumor, infection |
without and with |
| MR |
T-spine |
disc pathology |
without |
| MR |
L-spine |
tumor, infection |
without and with |
| MR |
L-spine |
s/p spine surgery |
without and with |
| MR |
L-spine |
disc pathology without prior surgery |
without |
| MR |
any location |
r/o AVN |
without |
| MR |
any joint |
rheumatoid arthritis |
without and with IV contrast |
| MR |
any location |
infection |
without and with IV contrast |
| MR Arthrogram |
Shoulder |
shoulder instability/suspected labral tear, loose body;
inconclusive standard MR
see article |
with intra-articular contrast |
| MR Arthrogram |
Elbow |
throwing athlete with medial elbow pain;
inconclusive standard MR |
with intra-articular contrast |
| MR Arthrogram |
Knee |
post-op knee with inconclusive standard MR |
with intra-articular contrast |
| MR Angiogram |
Brain |
family history of aneurysm |
with IV contrast |
| MR Angiogram |
Carotids |
|
with IV contrast (or consider CT angiogram) |
| MR Angiogram |
Renal |
we recommend CT angiogram of renal arteries for better accuracy,
or MRA on high-field system if there is a contraindication to
use of iodinated IV contrast for CT |