X-rays, ultrasound, and an upper endoscopy-- a ... can confirm that there is pressure on your celiac artery. CT angiography uses X-rays and a computer to make detailed pictures of your organs ...

Computed tomographic angiography (CTA) of the abdomen and pelvis revealed a celiac-artery dissection (Panel B, arrow) and multifocal fibromuscular dysplasia of the left external iliac artery ...