Mesenteric Qz 3

Front 1

Superior mesenteric artery aneurysms are the most commonly occurring mesenteric aneurysm.

Back 1

false

Front 2

The gastroduodenal artery can be a source of collateral flow in the event of celiac artery stenosis or occlusion.

Back 2

true

Front 3

Acute intestinal ischemia is generally a result of atherosclerotic disease in the superior mesenteric artery.

Back 3

false

Front 4

Mesenteric aneurysms in women with six or more pregnancies most often occur in which vessel?

Back 4

splenic a

Front 5

Patient prep for mesenteric scanning would require the patient to be in the fed state for a minimum of 24 hours.

Back 5

false

Front 6

Food challenge is routinely performed on all patients with potential SMA disease

Back 6

false

Front 7

The majority of mesenteric artery aneurysms are symptomatic.

Back 7

false

Front 8

Bypass grafts are typically the most common intervention for mesenteric vein thrombosis.

Back 8

false

Front 9

Bowel resection may be the treatment required for patients suffering from which of the following:

Back 9

1 or 3

Front 10

Secondary mesenteric vein thromboses are more prevalent than primary.

Back 10

true

Front 11

The proper hepatic artery generally branches directly from the celiac axis.

Back 11

false

Front 12

The inferior mesenteric artery is the sole arterial supplier to the descending colon.

Back 12

false

Front 13

Normal food response post-prandially would be which of the following?

Back 13

An increase in PSV but mainly an increase in the EDV.

Front 14

The mesenteric vessels have Doppler angle errors due to:

Back 14

all of the above

Front 15

The majority of common hepatic artery aneurysms are:

Back 15

extrahepatic

Front 16

The inferior mesenteric vein generally confluences with the SMV.

Back 16

false

Front 17

A normal fasting SMA will demonstrate low resistance flow patterns.

Back 17

false

Front 18

Celiac axis compression syndrome is caused by:

Back 18

extrinsic compression

Front 19

Splenic artery aneurysms are more common in women after ___ pregnancies

Back 19

none of the above

Front 20

The following may be indicative of significant obsrtuction in the SMA:

Back 20

2 and 3 only

Front 21

Which of the following regarding the IMA is not true?

Back 21

Normally responds to food challenge

Front 22

A patient diagnosed with acute mesenteric ischemia may have experienced an embolization.

Back 22

true

Front 23

Which of the following vessel gives the best food response when evaluating a patient for mesenteric ischemia.

Back 23

sma

Front 24

The reason the above vessel gives the best food response is because:

Back 24

This vessel feeds the area in which most digestion occurs

Front 25

The IMA provides blood flow to which of the following areas:

Back 25

transverse colon, descending colon, sigmoid colon

Front 26

The SMA provides blood flow to which of the following areas:

Back 26

Jejunum, Ileum, transverse colon, pancreas

Front 27

Acute mesenteric ischemia due to embolization may cause which of the following symptoms?

Back 27

both 2 and 3

Front 28

Chronic mesenteric ischemia may cause which of the following symptoms?

Back 28

2 of the above

Front 29

when performing a food challenge for SMA testing, what type of meal would be the most appropriate?

Back 29

high calorie

Front 30

The best probe orientation for interrogation of the SMA woudl be:

Back 30

LAX

Front 31

The best probe orientation to the Aorta for interrogation of the Celiac Axis would be:

Back 31

either 1 or 2

Front 32

The pitfall that would most likely lead to a non-diagnostic mesenteric study would be:

Back 32

large body habitus

Front 33

When performing a food challenge for mesenteric testing which of the following is the most important to get accurate results?

Back 33

obtaining Doppler measurements in the same locations as fasting study

Front 34

What is the expected outcome from a food challenge in a normal patient when interrogating the SMA?

Back 34

lower resistance signal

Front 35

You have given a food challenge. You do not see a significant change in the waveform from the fasting state in the SMA. What may be the problem?

Back 35

The patient has abnormal SMA signal to begin with.

Front 36

The interpretation criteria for diagnosis Celiac Axis disease is which of the following?

Back 36

greater than 200 cm/sec = 70% DR

Front 37

The interpretation criteria for diagnosis SMA disease is which of the following?

Back 37

greater than 275 cm/sec = 70% DR

Front 38

During an exam for celiac compression syndrome you would expect to see the most significant velocity during which phase of respiration?

Back 38

Expiratory phase

Front 39

Mesenteric artery aneurysms are most commonly found in which artery?

Back 39

Splenic

Front 40

The aneurysm identified above is most commonly found in which sex?

Back 40

Female

Front 41

The following signal was obtained with the patient in the fasting state. Is this signal normal

Back 41

yes

Front 42

What vessel is most likely depicted in this image?

Back 42

celiac

Front 43

The following signals were obtained in the SMA. Answer the following questions.

Back 43

top image is fasting, bottom is postprandial

Front 44

The following waveform was obtained while performing a mesenteric study at the origin of the SMA. The patient was in the fed state. What can you conclude from this waveform?

Back 44

Doppler is in the aorta not the SMA.