Unknown Case 23

30 y/o F presents with a palpable area of concern in the left breast. What is the most likely diagnosis?

unk epidermal 1

EPIDERMAL INCLUSION CYST

  • Proliferation and implantation of epidermal elements within a circumscribed place in the dermis
  • MG: Usually in the axilla; Circumscribed and can often localize to skin on tomosynthesis
  • US: Tract to the skin important to find; Peripheral vascularity suggests inflammation
  • Calcifications can occur when chronic
  • Can be surgically excised at patient request
  • BI-RADS 2

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