Table 4.
Dose rates at point – A and point – B computed for BRIT LDR applicator
Applicator | Source Position | Without Applicator | With Applicator | ||||||
---|---|---|---|---|---|---|---|---|---|
Dose Rate cGy/h at | Dose Rate cGy/h at | ||||||||
Point – A (2.0, 2.0, 0.0) | Point – B (5.0, 2.0, 0.0) | Point – A (2.0, 2.0, 0.0) | Point – B (5.0, 2.0, 0.0) | ||||||
Brachy TPS | MCNP | Brachy TPS | MCNP | Brachy TPS | MCNP | Brachy TPS | MCNP | ||
Fundus(S1) | 28.0 | 28.982 | 9.74 | 10.213 | 27.6 | 28.574 | 9.59 | 10.149 | |
Long Straight IUT | Middle (S2) | 46.2 | 47.954 | 8.66 | 8.838 | 45.7 | 46.745 | 8.58 | 8.777 |
Lower (S3) | 50.9 | 50.857 | 9.16 | 8.920 | 49.1 | 50.510 | 8.96 | 8.907 | |
Total | 125.1 | 127.794 | 27.56 | 27.970 | 122.4 | 125.829 | 27.13 | 27.833 | |
Right (S4) | 18.9 | 18.544 | 9.51 | 9.306 | 18.6 | 18.295 | 9.32 | 9.253 | |
Vaginal ovoids | Left (S5) | 9.51 | 8.876 | 4.16 | 4.063 | 9.32 | 8.530 | 4.05 | 4.005 |
Total | 28.41 | 27.421 | 13.67 | 13.369 | 27.92 | 26.824 | 13.37 | 13.259 | |
Long IUT & Vaginal Ovoids | 153.51 | 155.214 | 41.23 | 41.339 | 150.32 | 152.654 | 40.50 | 41.091 |