TABLE 2.

Exposure per Millicurie During Constrained Period

Fractional uptakeDuration of constraint (d)
1234567
0.000.0210.0230.0240.0240.0240.0240.024
0.050.0220.0270.0290.0310.0330.0340.035
0.100.0230.0300.0350.0380.0420.0450.047
0.150.0250.0340.0400.0460.0510.0550.059
0.200.0260.0370.0450.0530.0590.0660.071
0.250.0280.0410.0510.0600.0680.0760.083
0.300.0290.0440.0560.0670.0770.0870.095
0.350.0300.0480.0620.0750.0860.0970.107
0.400.0320.0510.0670.0820.0950.1070.118
0.450.0330.0550.0730.0890.1040.1180.130
0.500.0350.0580.0780.0970.1130.1280.142
0.550.0360.0620.0840.1040.1220.1390.154
0.600.0370.0650.0890.1110.1310.1490.166
0.650.0390.0690.0950.1190.1400.1600.178
0.700.0400.0720.1000.1260.1490.1700.190
0.750.0420.0760.1060.1330.1580.1810.202
0.800.0430.0790.1110.1410.1670.1910.213
0.850.0440.0820.1170.1480.1760.2020.225
0.900.0460.0860.1220.1550.1850.2120.237
0.950.0470.0890.1280.1620.1940.2230.249
1.000.0490.0930.1330.1700.2030.2330.261
  • Values are in mSv/mCi and are derived from the equation Ec = [0.537U(1 − e−0.095C) + 0.0236(1 − U)(1 − e−2.08C)], where Ec = exposure during constrained period, U = fractional uptake of 131I, and C = period of constrained activity. 1 mCi = 37 MBq.