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35 Cards in this Set
- Front
- Back
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What is the common 4 things in the differential for inflammed and thickened colon (colitis)
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C-difficile
Infectious Ischemic Inflammatory bowel disease diverticulitis |
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How does C- difficile look on CT
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diffuse wall thickening that enhances
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How does bacterial colitis look on CT scan
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cecum to acending
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How does ischemic colitis typically look
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inflammed thickened colon near the splenic flexure
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How does diverticular disease colitis look
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focal adjacent diverticulitis.
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Why is it important to tell if a fibroid is submucosal and its size
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because if its submucosal and greater than 50% in the endometrial cavity it can slough off and cause pain after embolization
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Where is the location of the uterine polyps
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they are in the endometrium
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Where is the location of a fibroid
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subserosal, myometrium, submucosal
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When is CT enterography done
When can metformin be restarted after CT enterography |
suspected crohns
48-72h |
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What is given to the pt for a ct enterography
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450ml of barium sulfate ande 10mg of metoclopramide followed by 1/2 cup of water, glucagon is given also
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Is 2d and 3d reconstruction performed with CT enterogrphay
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yes
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What is the slice thickeness of ct enterography
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5mm
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What is the difference between a phlegmon and an abscess
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abscess has a wall and can therefore be drained
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What is an indication that something is an abscess
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enhancing wall, air, surrounding stranding
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if there is a calcification and you are not sure if it is a stone what landmark indicates its probably not a stone
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if the calvcification is below the acetabulm it is probably not a stone
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What is a good window to look for vetebral disc herniation
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40/400
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What is the upper limits of normal size of the prostate
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2.8 x 3.8
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Should you ever be able to see the pancreatic duct
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no, if you can it is dilated
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What is the cut off for a hyperdense liver
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>70 HU (amiodarone and iron depostion)
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Is a fatty hilium of a lymph node an indication of benignity
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yes
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If a pt swallows barium is it problematic
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no, it is very dense and will remain forever but will not cause an inflammatory response
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What should be done if there is concern about kidney function but contrast is needed
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give visopaque
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Is the wall of the appendix included in the measurement of diameter
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yes
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When measuring the common bile duct is the wall included in measurement
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no, only measure the lumen
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Where are the ovaries located
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adjacent to the iliac arteries or try to trace the ovarian arteries to find them
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Do normal measurements apply when a patient has been given oral contrast
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no, the contrast is meant to distend the bowel and therefore a normal bowel may be more distended than normal
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What are the branches of the celiac artery
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splenic, left gastric, common hepatic
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Can you call a cyst on the ovaries a simple cyst
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no, it is non sensitive enough an US should be ordered to further evaluate
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When should the pulm artery be measured
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if it is larger than the aorta
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Does a phlegmon have a wall
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no
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What are considerations to determine if an abscess is drainable
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if it has walls
size location |
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When is a liver considered hyperdense
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if greater than 70 hu (hemochromatosis, amiondarone)
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Is a dilated pancreatic duct always pathologic if seen
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yes
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What is the upper limit of normal size of the prostate
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2.8 x 3.8
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If an adult has enlarged adenoids what should be suspected
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malignancy
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