TABLE 3.

NDRLs for Thailand Compared with Other Countries

Organ system and protocol	Radiopharmaceutical	Thailand	Japan	Korea	Australia	Kuwait	U.K.	United States	European Union
Skeletal/marrow	^99mTc-MDP	773.3	950	925	920	944	600	848–1,185	500–1,110
Cardiovascular
MUGA	^99mTc-RBC	795.5	—	740	1,030	740	800	916–1,301	600–1,000
MPI MIBI
Rest	^99mTc-MIBI	658.6	900	555	620	976	800	519–1,153	560
Stress		947.2	1,200	1,110	1,520	976	800	945–1,402	1,100
MPI ²⁰¹Tl	²⁰¹Tl-chloride	115.81	180	111	120	—	80	—	75–150
Pulmonary (perfusion)	^99mTc-MAA	240.5	260	222	240	217.5	100	147–226	100–296
Gastrointestinal
Hepatobiliary	^99mTc-IDA	235.69	—	370	210	—	150	—	—
Gastric emptying	^99mTc-phytate (solid meal)	40.7	—	111	44	37	12	31–50	150–540
Genitourinary	^99mTc-MAG3	134.31	400	500	305	370	100	283–379	100–370
	^99mTc-DTPA	185	400	555	500	90	300	407–587	—
Oncology	¹³¹I-sodium iodide	111	—	185	185	—	400	—	90–400
	¹⁸F-FDG	376.29	240	370	310	230	400	461–710	200–400
Endocrine
Thyroid	^99mTc-pertechnetate	140.6	300	217	215	185	80	—	75–222
	¹³¹I-sodium iodide	185	—	185	185	200	400	—	90–400
Parathyroid	^99mTc-MIBI	794.76	800	740	900	900	900	—	400–900
Nervous system	¹⁸F-FDG	268.25	240	370	250	231	250	—	—
Infection/inflammation	^99mTc-SC-WBC	765.9	—	888	800	892.5	200	—	300–600

MDP = methylene diphosphonate; MUGA = multigated acquisition; RBC = red blood cells; MPI = myocardial perfusion imaging; MIBI = methoxyisobutylisonitrile; MAA = macroaggregated albumin; IDA = iminodiacetic acid; MAG3 = mercaptoacetyltriglycine; SC-WBC = sulfur colloid white blood cells.
Data are megabecquerels.