Dose Drawing and Radiopharmaceutical Administration

Question 1 of 29

1

If a unit dosage of radioactivity contains 4.5 mCi in 1.2 mL, how many mL must be removed so 3.5 mCi remain in the syringe?

Select one of the following:

0.93 mL
0.78 mL
0.27 mL
0.13 mL
0.02 mL

Explanation

Question 2 of 29

1

Which tracer is excreted primarily via the hepatobiliary system?

Select one of the following:

99mTc-pyrophosphate
99mTc-exametazime
99mTc-medronate
99mTc-sestamibi
201Tl-thallous chloride

Explanation

Question 3 of 29

1

A technologist needs 37 MBq of 111In-chloride at 0900 on May 18. The label on the radiopharmaceutical vial contains the following information:

Total activity: 111 MBq
Total volume: 3.0 mL
Assay: 1200, May 21

What volume is necessary to obtain the necessary information on May 18?

Select one of the following:

0.48 mL
0.69 mL
1.41 mL
1.78 mL
2.1 mL

Explanation

Question 4 of 29

1

If 925 kBq of a radiopharmecutical is to be administered for each kilogram of body weight, how much activity should be administered to a child weighing 15.5 kg?

Select one of the following:

2405 MBq
1036 MBq
407 MBq
59 MBq
14 MBq

Explanation

Question 5 of 29

1

A written directive must be prepared for administration of which of the following radiopharmaceuticals?

Select one of the following:

37 MBq 111In-oxine
185 MBq 201Tl-chloride
370 MBq 67Ga-citrate
185 MBq 131I-sodium iodide
1110 MBq 99mTc-sestamibi

Explanation

Question 6 of 29

1

What is the volume contained in the syringe shown here?

Select one of the following:

1.4 mL
2.0 mL
3.8 mL
4.0 mL
4.6 mL

Explanation

Question 7 of 29

1

Which of the following radiopharmaceuticals crosses the intact blood brain barrier?

Select one of the following:

99mTc-pertechnetate
99mTc-gluceptate
99mTc-pentetate
99mTc-bicisate
99mTc-sulphur colloid

Explanation

Question 8 of 29

1

On the basis of the radiopharmaceutical vial label information shown here, which of the preparation should the technologist administer on July 9 at 0800 to perform three-phase bone imaging?

Select one of the following:

Radiopharmaceutical: 99mTc-bicisate
Assay time/date: 0700/July 9
Expiration time/date: 1900/July 9
Radiopharmaceutical: 99mTc-medronate
Assay time/date: 0600/July 8
Expiration time/date: 1400/July 8
Radiopharmaceutical: 99mTc-pertechnetate
Assay time/date: 0600/July 9
Expiration time/date: 1800/July 9
Radiopharmaceutical: 99mTc-oxidronate
Assay time/date: 0600/July 9
Expiration time/date: 1400/July 9
Radiopharmaceutical: 99mTc-sulphur colloid
Assay time/date: 0600/July 9
Expiration time/date: 1400/July 9

Explanation

Question 9 of 29

1

The following studies are ordered for a patient:

I. GFR determination
II. Whole body bone scan
III. 111In-Octreotide imaging

In which order should the studies be performed so they do not interfere with one another and the can be completed in the shortest amount of time?

Select one of the following:

I, II, III
I, III, II
II, I, III
III, II, I
II, III, I

Explanation

Question 10 of 29

1

If 740 kBq of a radiopharmaceutical is to be administered for each kilogram of body weight, approximately how much activity (in MBq) should be administered to a patient who weighs 172 lbs?

Select one of the following:

9.5 MBq
652 MBq
78 MBq
280 MBq
58 MBq

Explanation

Question 11 of 29

1

If 1850 MBq of 99mTc-MAA are available at 0700, how many lung perfusion imaging studies can be performed if the administered dose is 185 MBq and one patient is injected every hour beginning at 0730?

Select one of the following:

10
7
6
20
15

Explanation

Question 12 of 29

1

If an MAA kit containing 4.5 million particles is prepared by adding 1110 MBq in 2.5 mL, how many particles are contained in 111 MBq?

Select one of the following:

150,000
180,000
450,000
215,000
555,000

Explanation

Question 13 of 29

1

Of the following syringes, which size would be best for withdrawing a 1 mL dose of a radiopharmaceutical from a multi-dose vial?

Select one of the following:

3 mL
1 mL
5 mL
20 mL
10 mL

Explanation

Question 14 of 29

1

An MAA kit has 3 million total particles. If a 185 MBq dose is needed at 1000 and the kit contained 925 MBq/mL in 5 mL at 0700, what approximate number of particles will be given to the patient?

Select one of the following:

600,000
169,635
120,000
134,831
97,623

Explanation

Question 15 of 29

1

How many microcuries must be placed in each 123I-sodium iodide capsule to provide approximately 220 uCi at the time of calibration 29 hours after preparation (DF for 1 hr = 0.9488)

Select one of the following:

264 uCi
704 uCi
1009 uCi
800 uCi
234 uCi

Explanation

Question 16 of 29

1

Which of the following is not one of the factors that affect daily planning needs for a nuclear medicine department?

Select one of the following:

types of nuclear medicine procedures
unit dosages or dosage ranges for each procedure
time interval between radiopharmaceutical preparation and administration
percentage of "no shows" a department expects
number of each nuclear medicine procedure

Explanation

Question 17 of 29

1

Which of the following is NOT a route of administration of a radiopharmaceutical?

Select one of the following:

inhalation
intravenous
intrathecal
oral
intramuscular

Explanation

Question 18 of 29

1

A patient dose is needed at 1300. Based on the information provided below, what approximate volume would be needed for this 99mTc-based product?

RP kit: 5550 MBq in 6 mL at 0900

Dose required: 925 MBq at 1300

Select one of the following:

2.6 mL
1.0 mL
0.63 mL
1.6 mL
0.4 mL

Explanation

Question 19 of 29

1

A 49 year old female patient receives 800 MBq of 99mTc-MDP for a bone scan. The organ receiving the greatest radiation dose from this injection is:

Select one of the following:

bones
kidneys
bone marrow
bladder
liver

Explanation

Question 20 of 29

1

Following administration of a bone imaging tracer, the patient is instructed to drink fluids to:

Select one of the following:

decrease radiation exposure to the bones
enhance visualization of the kidneys and bladder
clear excess tracer from the blood
remove tracer from normal bone tissue
determine if kidney stones are present

Explanation

Question 21 of 29

1

A technologist must administer 8mCi 99mTc-mebrofenin to a patient at 1100 August 4. On the basis of the vial label information below, what volume of 99mTc-mebrofenin should be administered to the patient?

Calibration: 0700, August 4
Total activity: 100 mCi
Total volume: 8.5 mL
Concentration: 11.8 mCi/mL
Expiration: 1500, August 4

Select one of the following:

0.68 mL
0.13 mL
0.92 mL
1.1 mL
0.52 mL

Explanation

Question 22 of 29

1

For which of the following procedures is the radiopharmaceutical administered P.O.?

Select one of the following:

salivary gland imaging
gastric emptying
gastrointestinal bleeding
vesicoureteral reflux
gallbladder ejection fraction determination

Explanation

Question 23 of 29

1

A technologist needs 4mCi [Tl-201] thallous chloride at 0800 on June 29. The label on the radiopharmaceutical vial contains this information:

Total activity: 10.0 mCi
Total volume: 5.5 mL
Assay: 1200, July 1

What volume is necessary to obtain the necessary activity on June 29?

Select one of the following:

3.6 mL
1.35 mL
0.74 mL
0.28 mL
0.13 mL

Explanation

Question 24 of 29

1

For a myocardial perfusion study, the prescribed adult dose of 99mTc-sestamibi is 925 MBq +/- 10%. On the basis of the vial label information shown below, what is the maximum volume that should be administered to the patient at 0800 on January 5?

Total activity: 3.7 GBq
Total volume: 2.0 mL
Concentration: 1.85 GBq/mL
Calibration: 0600, January 5

Select one of the following:

1.0 mL
0.63 mL
0.69 mL
1.3 mL
0.57 mL

Explanation

Question 25 of 29

1

If a unit doseage of radioactivity contains 148 MBq and 325,000 particles in 0.75 mL at 1000, how many particles will be contained in 148 MBq at 1600?

Select one of the following:

162,500
325,000
433,333
522,000
650,000

Explanation

Question 26 of 29

1

The standard adult dose of 123I-sodium iodide is 400uCi +/- 10%. On the basis of the following vial information, how many 123I-sodium iodide capsules should be administered to the patient at 0800 on October 5?

Total activity = 1 mCi
Number of capsules = 10
Activity/capsule = 100 uCi/capsule
Calibration: 1200, October 5

Select one of the following:

4
the capsules may not be administered until 1200
2
3
5

Explanation

Question 27 of 29

1

A technologist needs 185 MBq 131I-sodium iodide on November 3. The label on the radiopharmaceutical contains the following information. What volume is required to obtain the necessary activity on November 3?

Total activity = 740 MBq
Total volume = 10 mL
Assay: 1200, October 28

Select one of the following:

0.42 mL
4.2 mL
1.5 mL
4.6 mL
5.2 mL

Explanation

Question 28 of 29

1

What is an advantage of using a diphosphonate as a bone imaging agent?

Select one of the following:

the P-O-P bond is more stable in vivo
it is not broken down by phosphatases
it has a slow biological clearance
higher plasma protein binding

Explanation

Question 29 of 29

1

Which of the following statements in regard to 99mTc-MDP dosimetry is correct?

Select one of the following:

The epiphysis region of long bones receives a higher absorbed dose than the diaphysis
The female patient should be advised to discontinue breastfeeding for 48hrs
The critical organ is the kidney with an absorbed dose of 0.64cGy/740MBq
The effective dose for a bone scan is less than a standard chest x-ray

	Created by Siobhan Pett over 4 years ago

CAMRT Nuclear Medicine Technology (Radiopharmacy) Quiz on Dose Drawing and Radiopharmaceutical Administration, created by Siobhan Pett on 25/05/2020.

Dose Drawing and Radiopharmaceutical Administration

Question 1 of 29

If a unit dosage of radioactivity contains 4.5 mCi in 1.2 mL, how many mL must be removed so 3.5 mCi remain in the syringe?

Select one of the following:

Explanation

Question 2 of 29

Which tracer is excreted primarily via the hepatobiliary system?

Select one of the following:

Explanation

Question 3 of 29

A technologist needs 37 MBq of 111In-chloride at 0900 on May 18. The label on the radiopharmaceutical vial contains the following information: Total activity: 111 MBq Total volume: 3.0 mL Assay: 1200, May 21 What volume is necessary to obtain the necessary information on May 18?

Select one of the following:

Explanation

Question 4 of 29

If 925 kBq of a radiopharmecutical is to be administered for each kilogram of body weight, how much activity should be administered to a child weighing 15.5 kg?

Select one of the following:

Explanation

Question 5 of 29

A written directive must be prepared for administration of which of the following radiopharmaceuticals?

Select one of the following:

Explanation

Question 6 of 29

What is the volume contained in the syringe shown here?

Select one of the following:

Explanation

Question 7 of 29

Which of the following radiopharmaceuticals crosses the intact blood brain barrier?

Select one of the following:

Explanation

Question 8 of 29

On the basis of the radiopharmaceutical vial label information shown here, which of the preparation should the technologist administer on July 9 at 0800 to perform three-phase bone imaging?

Select one of the following:

Explanation

Question 9 of 29

The following studies are ordered for a patient: I. GFR determination II. Whole body bone scan III. 111In-Octreotide imaging In which order should the studies be performed so they do not interfere with one another and the can be completed in the shortest amount of time?

Select one of the following:

Explanation

Question 10 of 29

If 740 kBq of a radiopharmaceutical is to be administered for each kilogram of body weight, approximately how much activity (in MBq) should be administered to a patient who weighs 172 lbs?

Select one of the following:

Explanation

Question 11 of 29

If 1850 MBq of 99mTc-MAA are available at 0700, how many lung perfusion imaging studies can be performed if the administered dose is 185 MBq and one patient is injected every hour beginning at 0730?

Select one of the following:

Explanation

Question 12 of 29

If an MAA kit containing 4.5 million particles is prepared by adding 1110 MBq in 2.5 mL, how many particles are contained in 111 MBq?

Select one of the following:

Explanation

Question 13 of 29

Of the following syringes, which size would be best for withdrawing a 1 mL dose of a radiopharmaceutical from a multi-dose vial?

Select one of the following:

Explanation

Question 14 of 29

An MAA kit has 3 million total particles. If a 185 MBq dose is needed at 1000 and the kit contained 925 MBq/mL in 5 mL at 0700, what approximate number of particles will be given to the patient?

Select one of the following:

Explanation

Question 15 of 29

How many microcuries must be placed in each 123I-sodium iodide capsule to provide approximately 220 uCi at the time of calibration 29 hours after preparation (DF for 1 hr = 0.9488)

Select one of the following:

Explanation

Question 16 of 29

Which of the following is not one of the factors that affect daily planning needs for a nuclear medicine department?

Select one of the following:

Explanation

Question 17 of 29

Which of the following is NOT a route of administration of a radiopharmaceutical?

Select one of the following:

Explanation

Question 18 of 29

A patient dose is needed at 1300. Based on the information provided below, what approximate volume would be needed for this 99mTc-based product? RP kit: 5550 MBq in 6 mL at 0900 Dose required: 925 MBq at 1300

Select one of the following:

Explanation

Question 19 of 29

A 49 year old female patient receives 800 MBq of 99mTc-MDP for a bone scan. The organ receiving the greatest radiation dose from this injection is:

Select one of the following:

Explanation

Question 20 of 29

Following administration of a bone imaging tracer, the patient is instructed to drink fluids to:

A technologist needs 37 MBq of 111In-chloride at 0900 on May 18. The label on the radiopharmaceutical vial contains the following information:

Total activity: 111 MBq
Total volume: 3.0 mL
Assay: 1200, May 21

What volume is necessary to obtain the necessary information on May 18?

The following studies are ordered for a patient:

I. GFR determination
II. Whole body bone scan
III. 111In-Octreotide imaging

In which order should the studies be performed so they do not interfere with one another and the can be completed in the shortest amount of time?

A patient dose is needed at 1300. Based on the information provided below, what approximate volume would be needed for this 99mTc-based product?

RP kit: 5550 MBq in 6 mL at 0900

Dose required: 925 MBq at 1300

A technologist needs 4mCi [Tl-201] thallous chloride at 0800 on June 29. The label on the radiopharmaceutical vial contains this information:

Total activity: 10.0 mCi
Total volume: 5.5 mL
Assay: 1200, July 1

What volume is necessary to obtain the necessary activity on June 29?

A technologist needs 185 MBq 131I-sodium iodide on November 3. The label on the radiopharmaceutical contains the following information. What volume is required to obtain the necessary activity on November 3?

Total activity = 740 MBq
Total volume = 10 mL
Assay: 1200, October 28