1359 / 1481
•
Outcomes may be dependent on what is being targeted and/or
avoided
•
Use standardised definitions for target and Organs at risk
delineation (Guidelines)
✤
Most frequent situations:
✤
Intact post-lumpectomy breast CTV
✤
Post-mastectomy CTV (Chestwall)
✤
Lumpectomy CTV (as a boost / for
partial breast irradiation)
✤
Less frequent situations:
✤
Intact post-lumpectomy breast
CTV with a retropectoral or
retroglandular implant
✤
Post-mastectomy
reconstructed “breast” CTV
✤
Preoperative GTV
Breast CTV delineation