Radiographic and pathologic response of myxoid liposarcoma treated with preoperative radiotherapy
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16 giu 2025
INFORMAZIONI SU QUESTO ARTICOLO
Categoria dell'articolo: research article
Pubblicato online: 16 giu 2025
Pagine: 176 - 182
Ricevuto: 14 gen 2025
Accettato: 21 apr 2025
DOI: https://doi.org/10.2478/raon-2025-0032
Parole chiave
© 2025 Robert W Gao et al., published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.
FIGURE 1.
FIGURE 2.
FIGURE 3.
Dosimetric comparison of original plan and replan for an individual patient
| Original plan | Replan | |
|---|---|---|
| V30Gy(%) | 10.3% | 0.3% |
| V45Gy(%) | 5.4% | 1.5% |
| V50Gy(%) | 1.8% | 0.4% |
| V30Gy(cc) | 101 cc | 82 cc |
| V45Gy(cc) | 13 cc | 6 cc |
| V50Gy(cc) | 2 cc | 1 cc |
| Mean dose | 23 Gy | 16 Gy |
| Mean dose | 10 Gy | 6 Gy |
Radiographic and pathologic characteristics
| N = 20 | |
|---|---|
| Stable | 4 (20%) |
| Decrease | 16 (80%) |
| Increase | 1 (5%) |
| Not present | 15 (75%) |
| Decrease | 4 (20%) |
| Increase | 4 (20%) |
| Stable | 5 (25%) |
| Decrease | 11 (55%) |
| Increase | 11 (55%) |
| Stable | 9 (45%) |
| Low | 18 (90%) |
| High | 2 (10%) |
| Negative | 18 (90%) |
| Positive | 2 (10%) |
| Median (IQR) | 9 (7–15) |
| Median (IQR) | 5 (5–35) |
| Median (IQR) | 16 (80%) |
Patient and radiotherapy characteristics
| N = 20 | |
|---|---|
| Female | 8 (40%) |
| Male | 12 (60%) |
| Median (IQR) | 51 (39–60) |
| Lower extremity, proximal | 13 (65%) |
| Lower extremity, distal | 3 (15%) |
| Trunk | 4 (20%) |
| 1 (5%) | |
| Neoadjuvant | 1 (5%) |
| Adjuvant | 1 (5%) |
| 3D conformal | 11 (55%) |
| IMRT | 8 (40%) |
| IMPT | 1 (5%) |
| 36 Gy | 3 (15%) |
| 50 Gy | 16 (80%) |
| 56.25 Gy | 1 (5%) |
| 1 (5%) | |
| 1 (5%) |