Mesenteric Arteries Quiz

What is the most common application of mesenteric duplex exam?

• Identification of aneurysms and dissections in visceral arteries

• Evaluation of patients with suspected median arcuate ligament syndrome

• Postoperative follow-up of patients with visceral vessel surgical or endovascular repair

• Chronic mesenteric ischemia

What are the symptoms of chronic mesenteric ischemia?

• Abdominal pain and cramping after eating

• Periumbilical pain starts about 30 minutes after eating and lasts for 1 to 2 hours

• Presence of abdominal bruit

• All of the above

What is the common origin of celiac and SMA?

• Replaced right hepatic artery

• Replaced common hepatic artery

• Celiacomesenteric artery

• Median arcuate ligament compression syndrome

What is the typical flow pattern in the celiac artery?

• High-resistance flow pattern

• Low-resistance flow pattern

• Triphasic flow pattern

• Poststenotic turbulence

What is the typical flow pattern in the superior mesenteric artery (SMA) during fasting?

• High-resistance, triphasic flow pattern

• Low-resistance flow pattern

• Poststenotic turbulence

• Retrograde flow

How is the inferior mesenteric artery (IMA) most easily identified sonographically?

• In sagittal plane

• In transverse plane

• In coronal plane

• In oblique plane

What occurs in the median arcuate ligament compression syndrome?

• Transient compression of the celiac artery origin by the median arcuate ligament of the diaphragm

• Compression of the superior mesenteric artery (SMA) by the median arcuate ligament

• Compression of the inferior mesenteric artery (IMA) by the median arcuate ligament

• Compression of the celiac artery by the median arcuate ligament during inhalation

What is the most common location for visceral artery aneurysms?

• Celiac artery

• Superior mesenteric artery (SMA)

• Inferior mesenteric artery (IMA)

• Splenic artery

What causes acute mesenteric ischemia?

• Embolus to mesenteric arteries

• Thrombosis of an artery with existing chronic disease

• Compression of the celiac artery by the median arcuate ligament

• Visceral artery aneurysms

SMA arises from the anterior surface of the Aorta about ​ (a)   below celiac artery

• 1-2 cm
• 3-4 cm
• 1-2 mm
• 3-4 mm