Breast_L
Model: BreastCTVp
Model Information
Metrics
Average Volume (cc)
Dice Coefficient
95th Percentile Hausdorff Distance (mm)
Median Distance to Conformity (mm)
Undercontouring MDC (mm)
Overcontouring MDC (mm)
Delineation Information
Guidelines
The guideline used is Offersen BV, Boersma LJ, Kirkove C, Hol S, Azr MC, Biete Sola A, et al. ESTRO consensus guideline on target volume delineation for elective radiation therapy of early stage breast cancer. Radiother Oncol 2015;114:3–10. https://doi.org/10.1016/j.radonc.2014.11.030.
Method
Manual
Structure Boundaries
Cranial Boundary
Upper border of palpable/visible breast tissue; maximally up to the inferior edge of the sterno-clavicular joint. In case of mastectomy guided by palpable/visible signs; if appropriate guided by the contralateral breast; maximally up to the inferior edge of the sterno-clavicular joint
Caudal Boundary
Most caudal CT slice with visible breast. Guided by palpable/visible signs; if appropriate guided by the contralateral breast
Medial Boundary
Lateral to the medial perforating mammarian vessels; maximally to the edge of the sterl bone
Lateral Boundary
Lateral breast fold; anterior to the lateral thoracic artery. If Postmastectomy, then guided by the contralateral breast and maximum upto the mid axillary line.
Ventral Boundary
5mm under skin surface
Dorsal Boundary
Major pectoral muscle or costae and intercostal muscles where no muscle