Dosimetric Impact of Setup Errors in Single|Isocenter VMAT ...

Dosimetric Impact of Setup Errors in Single-Isocenter VMAT ...

Anyway, the majority of single and multiple BM had a loss of coverage for both GTV and PTV below 1% in Fx-plans. Larger than 5% brain V12 Gy (SRS) and V20 Gy ( ...

Dosimetric Impact of Setup Errors in Single-Isocenter VMAT ...

Conclusion. Due to the optimal patient setup, as well as the full six degrees-of-freedom corrections, the safety PTV margin, and the fast beam delivery, the ...

Dosimetric Effect of Rotational Setup Errors in Single-Isocenter ...

Our results indicate that correcting rotational uncertainties is critical in single-isocenter, multi-target SRS. For rotational deviations, radial distance of ...

Dosimetric Impact of Setup Errors in Single-Isocenter Linac ... - Cureus

The median post-treatment 3D error and the median maximum rotational error over all 129 BM were 0.5 mm [0.1–2.7] and 0.3° [0.0–1.3], ...

Dosimetric Impact of Patient Rotational Setup Errors with Frameless ...

Target coverage for single-isocenter, multi-target VMAT radiosurgery has a heightened sensitivity to rotational setup error. Minimizing rotational error to ...

Dosimetric impact of setup errors in single-isocenter VMAT ...

Dosimetric impact of setup errors in single-isocenter VMAT radiosurgery for multiple brain metastases. Valeria Faccenda (1), Valeria Faccenda (2),. Denis ...

Dosimetric impact of rotational errors on the quality of VMAT‐SRS ...

Nevertheless, in all cases and OARs, the induced dosimetric impact was partly mitigated if two isocenters were employed (maximum deviation <10% ...

Dosimetric Impact of Setup Errors in Single-Isocenter VMAT ...

Conclusion: It was found that the number of lesions and the target volumes are good predictors of dosimetric indexes of plan evaluation and that the distance ...

Impact of setup errors on the robustness of linac‐based single ...

Translational errors have a greater impact on PTV and GTV dose coverage for both planning methods. Rotational errors have a greater negative ...

DOSIMETRIC IMPACT OF SETUP ERRORS IN SINGLE ...

Request PDF | On Nov 1, 2023, V. Faccenda and others published DOSIMETRIC IMPACT OF SETUP ERRORS IN SINGLE-ISOCENTER VMAT RADIOSURGERY FOR BRAIN METASTASES ...

Effect of setup error in the single‐isocenter technique on stereotactic ...

We calculated the effect of 6DoF setup errors on the target dose coverage. After introducing 6DoF setup errors (various rotational error values ...

Dosimetric impact of rotational setup errors in volumetric modulated ...

In conclusion, rotational setup errors only slightly impact dose coverage during postoperative cervical cancer VMAT. However, the pitch setup ...

Dosimetric effect of rotational setup errors in volumetric modulated ...

Rotational setup errors up to 3 ° were simulated by rotating the planning images, and the resulting dosimetric changes were calculated. With rotational setup ...

Dosimetric impact of setup errors in single-isocenter VMAT ... - Ebsco

Discover this 2022 paper in Journal of Radiosurgery & SBRT by Faccenda, Valeria; Panizza, Denis; Trivellato, Sara; et. al.

Impact of dose distribution on rotational setup errors in radiotherapy ...

In the comparison using the Radiation Therapy Oncology Group (RTOG) protocol criteria, when the rotational setup error of VMAT pitch was -2° or more, more than ...

Dosimetric impact of rotational setup errors in volumetric modulated ...

We aimed to evaluate the impact of rotational setup errors on the doses received during postoperative volumetric-modulated arc therapy (VMAT) ...

Impact of positioning errors in the dosimetry of VMAT left-sided post ...

For the organs at risk (OARs), only isocenter shifts in the right, posterior and inferior directions worsen the plan dosimetry, nevertheless not ...

Dosimetric effect of rotational setup errors in stereotactic ...

The rotational setup errors for multiple brain metastases cases caused non‐negligible underdosage for PTV and significant increases of V10Gy to V16Gy in SRS ...

Impact of setup errors on the robustness of linac‐based single ...

Translational errors have a greater impact on PTV and GTV dose coverage for both planning methods and rotational errors have a greater negative impact on ...

Assessment of dosimetric impact of interfractional 6D setup error in ...

For IMRT and VMAT, the highly conformal dose distribution to the target with rapid dose falloff outside the target perimeter needs extreme ...