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22 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Patient preparation for functional dynamic renal imaging should include which of the following:
a. normal hydration of the patient b. discontinuation of all medications c. fasting for at least 2 hrs prior to imaging d. administration of furosemide 1 hr before imaging |
a
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A normal response to administration of furosemide during a renal scan is:
a. visualization of the kidneys b. prompt clearance of radioactivity from the renal pelvis c. retention of radioactivity in the renal pelvis d. slow clearance from the renal cortex |
b
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Imaging quality of Tc99m MAG3 is superior to Tc99m DTPA in patients
a. for determiniation of GFR b. for evaluation of renal scarring c. with impaired renal function d. transplants from living donors |
c
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If a physician requests a scan to rule out renal artery stenosis, which scan would you select?
a. renal with lasix b. Tc99m DMSA static imaging c. Capropril challenge d. voiding cystourethrogram (VCUG) |
c
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Renal transplant imaging requires the camera to be positioned:
a. posterior to the patient b. with the patient in a lateral ducubitus postion c. at a right anterior oblique d. anterior to the patient |
d
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The glomular filtration rate (GFR) is measured with with of the following radiopharmaceuticals?
a. Tc99m pentetate (DTPA) b. Tc99m disofenin (Choletec) c. Tc99m medronate (MDP) d. Tc99m mertiatide (MAG3) |
a
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Which of the following radiopharmacuticals is used to determine renal tubular secretion?
a. Tc99m succimer b. Tc99m pertetate c. Tc99m meriatide d. Tc99m pertechnetate |
c
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Tc99m MAG3 has demonstrated renal clearance properties which are proportional to:
a. Tc99m DTPA b. I-123 OIH c. I-131 OIH d. Tc99m DMSA |
c
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Tc99m succimer (DMSA) used to imaging infection or scarring by way of:
a. GFR studies b. Cortical imaging c. Lasix studies d. Captopril studies |
b
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ACE inhibition studies require imaging to be started within ____ of captopril administration?
a. 15 minutes b. 45-60 minutes c. 90 minutes d. 180 minutes |
b
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Which of the following pharmaceuticals may be utilized in renal scintigraphy augmented by ACE inhibitor?
a. Capotril and Enalapril b. Captoril and Lasix c. Lasix and Vasotec d. Enalapril and Vasotec |
a
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In a renal lasix study, the lasix is routinely administered when:
a. the kidneys are no longer visible b. at 15 minutes after the start of the study c. as soon as the kidneys empty d. as soon as the bladder is visible |
b
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Split renal function is derived from the:
a. 1-2 minutes segment of the curve b. 5 minute segment of the curve c. entire time of the 30 min acquisition d. calculated by the determination of the formula: r kidney-l kidney/total of both kidneys |
a
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Localization of a Meckel's diverticulum can be accomplished with which of the following radiopharmaceuticals?
A. Ga-67 citrate B. Tc99m pertechnetate C. Tc99m pentetate (DTPA) D. Tc99m sulfur colloid |
B
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17
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Which of the following is the initial positioning for visualizing gastrointestinal bleeding with tagged red blood cells?
A. Xiphoid in the middle of the field of view B. Symphysis pubis in the middle of the field of view C. Lower border of liver and spleen at top of field of view D. Lower esophagus at top of field of view |
C
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18
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Which of the following Tc99m labeled agents is the preferred tracer for demonstrating intermittent gastrointestinal bleeding?
A. Human serum albumin B. Mebrofenin C. Red blood cells D. Sulfur Colloid |
C
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19
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Patient preparation for a GI bleeding scan is:
A. no prep required B. bowel prep prior to imaging C. no pain medications D. hydration following administration of radiopharmaceuticals |
A
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20
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Tc99m sulfur colloid is an ideal choice for imaging active bleeds because:
A. sulfur colloid is easily perpared B. minimizing background-level activity C. bleeds are usually visualized by 1 hour D. it allows for imaging beyond 1 hour |
B
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21
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If a bleeding patient is actively bleeding, the site of the bleed will visualize as a:
A. photopenic area in the small bowel B. diffuse area of nonspecific activity C. focal area of abnormal tracer accumulation D. diffuse activity along the bowel lumen |
C
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22
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For a diagnosis of bleeding to be made, the scan must show the:
A. activity disappearing after 1 hour B. focal accumulation staying in one place C. activity moving antegrade or retrograde along the bowel lumen D. diffuse activity along the bowel lumen |
C
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23
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A negative bleeding scan is an indication of:
A. an intermittent bleed B. no active bleeding at the time of the scan C. a normal study |
B
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24
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Acquistion of a Meckels Diverticulum utilizes Tc Pertechnetate concentrates in:
A. the gastric mucosa B. red blood cells C. hematochezia D. hepatocytes |
A
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25
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