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Superficial Mass Needle Biopsy

Medically reviewed by Last updated on Jan 5, 2023.

A superficial mass needle biopsy is a procedure to remove cells or tissue located just under your skin. A fine needle aspiration (FNA) biopsy is used to remove a sample of cells or fluid. A core needle biopsy is used to remove tissue. The samples are then sent to a lab and tested.


Return to the emergency department if:

  • Blood soaks through your bandage.
  • You cannot feel or move the area near the mass.

Call your doctor if:

  • You have a fever.
  • You have more pain than usual near the mass.
  • The skin around the mass is more red or swollen than usual.
  • You have a large bruise near the mass.
  • You feel a new mass.
  • You have questions or concerns about your condition or care.

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The above information is an educational aid only. It is not intended as medical advice for individual conditions or treatments. Talk to your doctor, nurse or pharmacist before following any medical regimen to see if it is safe and effective for you.

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