Info
Post mastectomy RT
- abbr as PMRT
- ↓ locoregional recurrence & ↑ survival.
- Recommend for ≥4 pos. LNs (if 1-3 pos. LNs, recommend rad onc referral for discussion), tumor >5 cm, higher stage (III), or pos. surgical margins (Lancet 2005;366:2087)
KFSYSCC
Indication for post-mastectomy radiation therapy
- N2+
- T3+
- Margin +
- N1 plus one of: ER-, T2, age <40 , LVI
- T2 plus two of: ER-, age <40, LVI
Dose
- 45-50Gy in 23-25 Fr