Metastatic axillary lymphadenopathy of unknown primary

Metastatic axillary lymphadenopathy of unknown primary can be a very chellanging situation. 

Usual potential sites include:

  • occult breast cancer: the incidence of an axillary lymph node manifestation from an occult primary breast cancer is low, ranging from 0.3-0.8% of all patients with carcinoma of the breast at presentation 1
  • occult lung cancer
  • occult malignant melanoma
  • occult head and neck malignancies

When a breast primary is suspected this is one of the indications for breast MRI.

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Article information

rID: 15430
Systems: Breast, Chest
Tags: cases, refs
Synonyms or Alternate Spellings:
  • Metastatic axillary lymphadenopathy from an unknown primary
  • Axillaty nodal metastases from an unknown primary
  • Metastatic axillary lymphadenopathy with an unknown primary

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