The question of whether to undergo a SLN biopsy for melanoma is a difficult one.  It is clear that some experts recommend it while others don’t.  If you live in Boston you will be told one thing.  If you live in Montreal you’ll be told another. Where does that leave a patient? In England the National Institute for Clinical Excellence (NICE) provides decision aids for many conditions. Here is their SLN Decision Aid for melanoma.  Please give it thought and discuss it with your dermatologist or surgeon.  The decision is really up to you.  It boils down to “What Matters To You.” Option-Grid-Sentinel-Node-Biopsy-yes-or-no