Do you recommend sentinel node biopsy or ALND in cT4 or cT3 cN0 breast cancer patients?
ASCO 2016 guidelines specified that SLNB was not recommended for T3/T4 N0 patients but uptodate allows it.
Answer from: Radiation Oncologist at Academic Institution
The major trials comparing SLNB versus ALND (i.e., Table 1 from Lyman et al. 2014) either required tumors to be small (<= 2-3 cm), or had few patients with larger tumors (e.g., NSABP B-32: less than 2% with tumor > 4 cm; ALMANAC: 2% with tumor > 5 cm). Similarly, the major surgical trials c...