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Nuclear Medicine Renal Imaging – Radiopharmacy Questions With Complete Solutions
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Nuclear Medicine Renal Imaging – Radiopharmacy Questions With Complete Solutions
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Nuclear Medicine Renal Imaging – RadiopharmacyQuestions With Complete Solutions
______ % of MAG3 dose is excreted in urine within 30 minutes,
and ~ _______ % or more in 180 minutes. Correct Answer 1.
70%
2. 90%
________ % of all the blood that enters the kidney is filtered by
the glomerulus. Correct Answer 20%
________ % of DTPA is excreted in urine 2 hours after
injection, and _______ % after 24 hours. Correct Answer 1.
50%
2. 96%
____________________ is the GFR golden standard because it
entirely clears in glomerular filtration with no reabsorption.
Correct Answer Insulin
After a diuretic is given, how long does the study continue?
Correct Answer 20 minutes
At what location in the kidney does DMSA localize? Correct
Answer the renal cortex
At what location in the renal cortex does DMSA accumulate?
Correct Answer proximal convoluted tubules
Besides DMSA, what is the critical organ of all other renal
imaging agents? Correct Answer the urinary bladder
, By what method does DMSA Complex I form to Complex II?
Correct Answer Complex I formed with pertechnetate at a low
pH converts to Complex II after 10 minutes incubation
By what method is DTPA excreted? Correct Answer
glomerular filtration
By what two methods are wastes removed from the blood?
Correct Answer 1. glomerular filtration
2. tubular secretion
Clearance greater than GFR is associated with
_______________________ , and clearance less than GFR is
associated with __________________________. Correct
Answer 1. tubular secretion
2. tubular reabsorption
DMSA binds to the kidney at _______ %? Correct Answer
40%
Drug clearance occurs by what two methods? Correct Answer
1. glomerular filtration
2. tubular secretion
(or a combination of both)
During glomerular filtration, what 3 substances are reabsorbed?
Correct Answer 1. glucose
2. electrolytes
3. water
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