- Features of DIBH techniques.
| Survey questions and response(s) | n (%) |
|---|---|
| I use DIBH technique(s) | |
| With 3D | 11(45) |
| With IMRT/VMAT | 1 (4.2) |
| With both | 5 (20.8) |
| I do not use it | 7 (29.2) |
| I use DIBH technique(s)* | |
| For all left-sided patients | 10 (41.7) |
| When treating InM on the left side | 8 (33.3) |
| When heart constraints are not acceptable | 11(45.8) |
| At our department we have a protocol for screening patients who could benefit from it | 2 (8.3) |
| I do not use it because it is not available at our center | 6 (25) |
| Other | 1 (4.2) |
| If you chose other above, please specify | |
| Any side with InMN, also if liver is located high in chest and occasionally with right side SCV field if very young patient | |
| I do not use DIBH technique(s) because* | |
| The accessories are not available at my center, I would love to acquire them | 7 (53.8) |
| It takes a long time in the machine; we cannot afford it | 3 (23.1) |
| I am satisfied with my treatment without it | 5 (38.5) |
| No reason, just never thought of using it | 1 (7.7) |
↵* Multiple responses allowed. DIBH: deep inspirational breath hold, IMRT: intensity modulated radiotherapy, VMAT: volumetric modulated arc therapy, InM: internal mammary, InMN: internal mammary nodes, SCV: supraclavicular