Commonly used Rphxs in NM

Question 1

Tc99m ECD (bisicate)

Answer 1

Brain perfusion, brain SPECT, Brain death

Question 2

Tc99m HMPAO (exametazime)

Answer 2

Brain perfusion, Brain SPECT, brain death

Question 3

F-18 FDG

Answer 3

Tumor PET imaging

Question 4

I-123 Sodium iodide (oral)

Answer 4

Thyroid Uptake/scan
WB imaging

Question 5

I-131 sodium iodide (oral)

Answer 5

Thyroid uptake
WB imaging
Ablation (hyperthyroidism)
WB cancer therapy

Question 5

TcO4-
Free Tc

Answer 5

Thyroid Imaging
Meckels Scan

Question 5

Tc99m pentetate (DTPA)

Answer 5

Renal scan for GFR
radioaerosol lung scan

Question 6

Tc99m labeled RBCs

Answer 6

MUGA scan
Gated equilibrium cardiac blood pool
radionuclide ventriculogram
**these are all the same scan

GI Bleed

Question 7

Tc99m MAA
macroaggregated albumin

Answer 7

Lung perfusion scan

Question 7

Tc99m medronate (MDP-methylene diphosphonate)

Answer 7

Bone scan

Question 8

Xe-133 gas

Answer 8

Lung ventilation

Question 9

Tc99m sulfur colloid (SC)

Answer 9

gastric emptying
liver/spleen scan

Question 10

Tc99m disofenin and mebrofenin

Answer 10

Hepatobiliary scan

Question 11

Tc99m mertiatide

Answer 11

Renal scan (tubule secretion)