TABLE 2

Diagnostic Radiopharmaceuticals and Their Masses

Diagnostic radiopharmaceuticalMass*
15O-H2O, 1,110 MBq (30 mCi)5.55 pg
18F-NaF, 370 MBq (10 mCi)0.24 ng
18F-FDG, 370 MBq (10 mCi)1.06 ng
13N-NH3, 370 MBq (10 mCi)400–800 ng
18F-florbetapir, 370 MBq (10 mCi)About 300 ng
99mTc-TcO4, 370 MBq (10 mCi)3.56 ng + variable 99Tc-TcO4
99mTc-MDP, 370–740 MBq (10–20 mCi), assumes 5 doses per kit2 mg of medronate disodium
99mTc-MAG3, 185–370 MBq (5–10 mCi), assumes 5 doses per kit0.2 mg of betiatide
99mTc-sestamibi, 740 MBq (20 mCi), assumes 5 doses per kit0.2 mg of 2-methoxy isobutyl isonitrile
99mTc-MAA, 148 MBq (4 mCi), assumes 10 doses per kit∼0.1 mg of aggregated albumin
99mTc-exametazime, 740 MBq (20 mCi), assumes 1 dose per kit0.5 mg of exametazine
99mTc-sulfur colloid, 185 MBq (5 mCi), assumes 10 doses per kit0.19 mg of sodium thiosulfate and 0.53 mg of gelatin
99mTc-DTPA, 370 MBq (10 mCi), assumes 10 doses per kit0.5 mg of pentasodium pentetate
99mTc-disofenin, 185 MBq (5 mCi), assumes 10 doses per kit2.0 mg of disofenin
99mTc-DMSA, 185 MBq (5 mCi), assumes 5 doses per kit0.24 mg of succimer
111In-DTPA, 18.5 MBq (500 μCi)10–25 μg of pentetic acid
201Tl-chloride, 111 MBq (3 mCi)16.6 ng of 201Tl
123I-NaI, 14.8 MBq (400 μCi)0.246 ng
123I-hippuran, 37 MBq (1 mCi)2 mg of iodohippurate sodium
  • * Compounds added for isotonicity, pH adjustment, stabilization, reduction, and preservation are not included because they are already judged safe.

  • Variations are due to variable carrier concentrations, frequency of generator milking, time elapsed since radiopharmaceutical preparation, and number of doses prepared per kit.