Sentinel Node Biopsy


Possible Complications

Problems are rare, but all procedures have some risk. The doctor will go over some problems that could happen, such as:

  • Excess bleeding
  • Problems from anesthesia
  • Infection
  • Damage to nearby structures
  • Lymphedema
  • Allergy to the dye

Things that may raise the risk of problems are:

  • Recent illness or long term diseases such as diabetes or obesity
  • Smoking
  • Drinking alcohol



This content is reviewed regularly and is updated when new and relevant evidence is made available. This information is neither intended nor implied to be a substitute for professional medical advice. Always seek the advice of your physician or other qualified health provider prior to starting any new treatment or with questions regarding a medical condition.

Edits to original content made by Denver Health.