Suggestions:
CTA is a non-invasive examination method to evaluate the vascular system.
First, CTA must be injected with iodine contrast agent. Patients who have been allergic to contrast agent (from rash to shock) can't do this examination any more. Patients with abnormal renal function (serum creatinine exceeds the normal upper limit) can press. Use contrast media carefully (because contrast media may lead to further deterioration of renal function).
Just fast for 4 hours before examination, and you should drink more water if possible, so as to make use of the rapid excretion of contrast media.
1, the cut on the clothes, no matter how big or small, can be repaired.
2. Cut it into cubes with scissors first.
3, the front, optimisti