Do you skip sentinel lymph node biopsy for women >70 years old with small (< 2cm) HR+ node-negative breast cancer?  

I often omit sentinel lymph node biopsy in women >70 years of age with T1 breast cancers. As mentioned in the question, this is based on the Choosing Wisely guidelines available on the Society of Surgical Oncology website. I was actually part of the group that developed this recommendation and su...