Unilateral axillary lymphadenopathy (differential)

Unilateral axillary lymphadenopathy while being more concerning than bilateral axillary lymphadenopathy can still arise from a various benign as well as malignant causes.

  • metastasis from breast malignancy
  • metastasis from non breast malignancies
    • melanoma: a relatively common non-breast primary malignancy to present with axillary lymphadenopathy
    • primary malignancy in ipsilateral arm
  • lymphoma: can occasionally be unilateral

See also

Share article

Article information

rID: 15690
Systems: Breast, Oncology
Section: Gamuts
Synonyms or Alternate Spellings:
  • Unilateral axillary lymphadenopathy
  • Unilateral enlarged axillary lymph nodes
  • Causes of unilateral enlarged lymph nodes

Support Radiopaedia and see fewer ads

Updating… Please wait.

Alert accept

Error Unable to process the form. Check for errors and try again.

Alert accept Thank you for updating your details.