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DVT402-AW3

USIDMS Mesenteric Doppler

QuestionAnswer
When does abdominal pain (associated with mesenteric ischemia) occur? After eating
Which vessels does the "seagull sign" represent? Celiac axis, hepatic artery, and splenic artery
In the presence of celiac artery stenosis, flow can be diverted through what vessel? Gastoduodenal artery
Why is diagnosis of chronic mesenteric ischemia difficult? Symptoms are rare and non-specific. Pt is often worked up for other potential problems such as gallbladder, malignancy, ulcers, etc. first.
Lack of blood flow to the abdominal viscera Mesenteric ischemia
After eating Postprandial
What type of Doppler flow should be seen in the celiac, splenic, and hepatic arteries? Low resistance
When the pt is NPO, the SMA typically demonstrates what type of flow? High resistance
List the main branches of the abdominal aorta Celic axis, SMA, renal arteries, IMA
What is the most common anomaly seen in the mesenteric system? Replaced right hepatic artery originating from the SMA
Created by: Stephtier