Radiopharmaceuticals used in Nuclear Medicine

Question 1

Chromium
Symbol:
T ½:

Answer 1

Cr-51
27.8 days

Question 2

Chemical Form of Chromium

Answer 2

Sodium Chromate: for red blood cell volume
Albumin: For gastrointestinal protein loss.

Question 3

Cobalt
Symbol 1 :
T ½:
Symbol:
T ½:

Answer 3

Co-57
270 days
Co-58
72 days

Question 4

cobalt Chemical Form:

Answer 4

Cynocobalamin (Vit. B12): for Vit. B12 absorption

Question 5

. Gallium
Symbol:
T ½:

Answer 5

Ga-67
77 hours

Question 6

Chemical Form of Gallium
____: for inflammatory process and tumor imaging

Answer 6

Gallium Citrate

Question 7

Indium
Symbol:
T ½:

Answer 7

In-111
67.4 hours

Question 8

Chemical form of Indium
_____: for CSF imaging
: for prostate CA
: for colorectal or ovarian CA

Answer 8

Diethylenetriamine penta-acetic acid (DTPA
ProstaScint
OctreoScan

Question 9

I-123
T ½:
Chemical Form:
: for thyroid function imaging

Answer 9

13.3 hours
Sodium Iodide (I-123)

Question 10

. I-125
T ½:
Chemical form:
– for thyroid hormone assay
– for thyroid hormone assay
– for plasma volume

Answer 10

60 days
Triiodothyronine
Thyroxine
Human serum albumin

Question 11

I-131
T ½:
Chemical Formula:
– for thyroid function, imaging and therapy
– for renal function

Answer 11

8 hours
Sodium Iodide
Hippurate

Question 12

Technetium
Symbol:
T ½:
chemical form:
___: for imaging of brain, thyroid, scrotum, salivary glands, renal perfusion and pericardial effusion; for evaluation of left to right cardiac shunts; for Meckel’s diverticulum detection.
____: for imaging of liver, spleen and renal transplants; for lymphoscintigraphy and bone marrow scintigraphy.

Answer 12

Tc-99m
6 hours
Sodium Pertechnetate
Sulfur Colloid

Question 13

: for pulmonary perfusion and liver intraarterial scintigraphy

Answer 13

Macroaggregated Albumin (MAA)

Question 14

: for cardiovascular imaging and myocardial perfusion.

Answer 14

Sestamibi

Question 15

: for brain and renal scintigraphy; for lung ventilation (aerosol)

Answer 15

Diethylenetriamine penta-acetic acid (DTPA)

Question 16

: for renal cortical scintigraphy

Answer 16

Dimercaptusuccinic acid (DMSA)

Question 17

: for renal dynamic scintigraphy.

Answer 17

Mercaptoacetyl triglycine (MAG3) or Mertiatide

Question 18

: for skeletal scintigraphy

Answer 18

Diphosphonate

Question 19

: for bone and myocardial imaging

Answer 19

Pyrophosphonate

Question 20

: for brain function scintigraphy; for cerebral perfusion scintigraphy; for white blood cell labeling

Answer 20

Hexamethylpropyleneamineoxime (HMPAO)

Question 21

: for hepatobiliary scintigraphy

Answer 21

Iminodiacetic acid (IDA)

Question 22

: for cerebral perfusion scintigraphy

Answer 22

Neurolite (Bisicate)

Question 23

: for myocardial perfusion scintigraphy

Answer 23

Myoview (Tetrofosmin)

Question 24

: for radionuclide ventriculography, gastrointestinal bleeding and hepatic hemangioma

Answer 24

Red blood cells

Question 25

. Thallium
Symbol:
T ½:
Chemical Form:
– for myocardial imaging

Answer 25

Tl -201
75.5 hours
Thallous Chloride

Question 26

Xenon
Symbol:
T ½:
Chemical Form:
– for lung ventilation imaging

Answer 26

Xe-131
5.3 days
Xenon-gas

Question 27

Procedure: Bone ( whole body imaging)
Radiopharmaceutical:
Administered ( mCi):
Mean exposure ( mR) :

Answer 27

Tc-99m Medronate
20
0.15

Question 28

Procedure: Gated Heart ( rest only)
Radiopharmaceutical:
Administered ( mCi):
Mean exposure ( mR) :

Answer 28

Tc-99m Pertechnetate
20
0.45

Question 29

Procedure: Flood Phantom Quality
Control
Radiopharmaceutical:
Administered ( mCi):
Mean exposure ( mR) :

Answer 29

Tc-99m
Pertechnetate 5-8
0.58

Question 30

Procedure: Gallium Imaging
Radiopharmaceutical:
Administered ( mCi):
Mean exposure ( mR)

Answer 30

Ga-67 citrate
4
0.06

Question 31

Procedure: Liver Tomography
Radiopharmaceutical:
Administered ( mCi):
Mean exposure ( mR) :

Answer 31

Tc-99m Sulfur Colloid
5
0.09

Question 32

Procedure: Lung Perfusion
Radiopharmaceutical:
Administered ( mCi):
Mean exposure ( mR) :

Answer 32

Tc-99m MAA
3
0.11

Question 33

Procedure: Lung Ventilation
Radiopharmaceutical:
Administered ( mCi):
Mean exposure ( mR) :

Answer 33

Xe-133 gas
10-20
0.13

Question 34

Procedure:Myocardial Perfusion
Radiopharmaceutical:
Administered ( mCi):
Mean exposure ( mR) :

Answer 34

Tl-102 Thallium Chloride
2.2
0.04

Question 35

Procedure:Thyroid Imaging
Radiopharmaceutical:
Administered ( mCi):
Mean exposure ( mR) :

Answer 35

I-131 sodium iodide
liquid
0.05
0.01

Question 36

Procedure: Thyroid Uptake
Radiopharmaceutical:
Administered ( mCi):
Mean exposure ( mR) :

Answer 36

I-131 sodium iodide liquid
0.05
0.01