Radiation Absorbed Dose for
Common Nuclear Medicine Procedures

Beth Israel Deaconess Medical Center

Radiation Dosimetry
Study Radiophmaceutical Administered 
Activity (mCi)		 rem/mCi Effective 
Dose (rem)
Stress Myocardial 
Perfusion		 Tl-201 chloride 3 0.85 2.55
Tc-99m sestamibi 20 0.032 0.64
Total (Tl & sestamibi)

3.19
Tc-99m tetrofosmin 1d 36 (12+24) 0.041 1.48
Tc-99m tetrofosmin 2d 48 (24+24) 0.041 1.97
Tc-99m sestamibi 1d
 40 (10+30)
 0.032
 1.28
Tc-99m sestamibit 2d
 50 (25+25)
 0.032
 1.60
Radionuclide 
Ventriculography		 Tc-99m labeled 
autologous RBCs		 25 0.031 0.78
Thyroid I-123 Na-I-123 iodide 0.3 0.41 0.12
Iodide 
Whole Body		 Na-I-131 iodide 5 0.27 1.35
Na-I-123
 1
 0.048
 0.048
Parathyroid Tc-99m sestamibi 20 0.032 0.64
Hepatobiliary Tc-99m disofenin 1 0.089 0.089
Urea Breath 
(Helicobacter pylori)		 C-14 Urea 0.001 0.30 +female 
0.18 -female 
0.23 +male 
0.14 -male		 0.00030
0.00018
0.00023
0.00014
Renal Tc-99m MAG3 
Tc-99m DTPA		 5 
4		 0.027 
0.023		 0.14 
0.092
Gallium Ga-67 citrate 10 0.444 4.44
Brain Perfusion Tc-99m ECD 20 0.041 0.82
Brain Tl-201 Tl-201 chloride 3 0.85 2.55
FDG 18-fluoro-2- 
deoxyglucose		 20 0.10 2.00
FDG-PET/CT
 18-fluoro-2- 
deoxyglucose		 20
 0.10
 2.00
CT

1.5
Total

3.5
Lung (Xenon) Tc-99m MAA 3 0.044 0.13
Xe-133 20 0.003 0.06
Total

1.38
Lung (Aerosal) Tc-99m DTPA 1 0.026 0.026
Tc-99m MAA 5 0.044 0.22



0.246
Bone Tc-99m MDP 25 0.030 0.75
Somatostatin Receptor
(Octreotide)		 In-111 Pentetreotide 5 0.44 2.18
Lymphoscintigraphy filtered Tc-99m
sulfur colloid		 0.8 0.0026 0.0021
GFR I-125 iothalamate 0.035 0.030 nl
0.059 abn		 0.0011
0.0021
Cisternography
Lumbar injection		 In-111 DTPA .5 .25 .12
Tc-99m DTPA 1 0.06? 0.06?
Cisternography
Cisternal injection		 In-111 DTPA .5 0.19 0.093
Tc-99m DTPA 1 0.05? 0.05?
Autologous WBC Tc-99m HMPO 5 0.063 0.32
In-111 oxine 0.5 2.2 1.1
Gastric emptying
 Tc-99m egg whites
 0.25
 0.089
 0.022

 

References:

  1. Guidelines and Communications Committee: Society of Nuclear Medicine Procedure Guidelines Manual. Society of Nuclear Medicine. 1997
  2. Society of Nuclear Medicine:  Nuclear Medicine Procedure Guidelines. http://www.snm.org/guide.html
  3. J. Anthony Parker, MD, PhD:  Java Calculators for Radiology Applications: Absorbed Dose and Bayes' Theorem. RSNAej vol 2, http://ej.rsna.org/EJ_0_96/0054-97.fin/converters.html

    4.