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DVT423-HD3
USIDMS Mesenteric Doppler
| Question | Answer |
|---|---|
| What is the group highest at risk for AAA complications? | Males over 60 years old |
| What three vessels does the celiac axis branch into? | Left gastric a. , splenic a. , and common hepatic artery |
| What collateral artery connects the celiac artery and the SMA to help with blood flow? (especially important if stenosis is present) | Pancreaticoduodenal artery, this is a branch of the gastroduodenal |
| What artery sends blood to the distal duodenum, small intestine, and ascending/transverse colon? | Superior mesenteric artery |
| Where on the abdominal aorta is the IMA located? | inferior to the renal arteries |
| What group is at highest risk for mesenteric ischemia? | women ( 40- 70 years) |
| What is sitophobia? | Fear of eating. Common with mesenteric ischemia due to pain after eating |
| Which vessel has a waveform that changes from high to low resistance flow patterns depending on patient's fasting status? | Superior mesenteric artery (SMA), this is why it is very important patients NPO at least 6hrs before exam |
| Should celiac, hepatic, and splenic arteries all high or low resistance flow patterns? | Low resistance |
| What is MALS? | Median arcuate ligament compression syndrome. Vessels are compressed by the median arcuate ligament when patient exhales. |