Ctv_Scf_R

Category: CTV

Description: Right Supraclavicular Fossa Nodal CTV

Model: BreastCTVSCF

Model Information

Metrics

Average Volume (cc)

8.16

Average

Dice Coefficient

0.65

Average

0.71 (Median)

95th Percentile Hausdorff Distance (mm)

10.85

Average

5.64 (Median)

Median Distance to Conformity (mm)

5.84

Average

5.99 (Median)

Undercontouring MDC (mm)

2.19

Average

2.25 (Median)

Overcontouring MDC (mm)

3.66

Average

3.49 (Median)

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

Includes the cranial extent of the subclavian artery (i.e. 5mm cranial of subclavian vein)

Caudal Boundary

Includes the subclavian vein with 5mm margin, thus connecting to the cranial border of CTVn_IMN

Medial Boundary

Including the jugular vein without margin; excluding the thyroid gland and the common carotid artery

Lateral Boundary

Includes the anterior scalene muscles and connects to the medial border of Level III axilla

Ventral Boundary

Sternocleidomastoid muscle, dorsal edge of the clavicle

Dorsal Boundary

Pleura