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Treatment parameters
| Parameter | Median | Range |
|---|---|---|
| GTV (cm3) |
14.58 |
3.23-58.65 |
| PTV (cm3) |
35.49 |
20.15-113.04 |
| MPD (Gy) |
120 |
100-160 |
| D90 (% of prescription dose) |
105.2 |
98.0-124.6 |
| V100 (% of PTV) |
95.8 |
90.2-120.5 |
| No. of seed |
40 |
15-75 |
| Puncture tracks |
5 |
2-10 |
| Activity of seed (mCi) |
0.7 |
0.5-0.8 |
| Total activity (mCi) | 28.0 | 10.5-52.5 |
GTV: Gross Tumor Volume;PTV: Planning Target Volume; MPD:matched peripheral dose; PD prescription dose.
