Complications of mastectomy for gynecomastia include the following:

  • Hematoma (most common; see images below)
  • Breast asymmetry
  • Nipple or areola necrosis
  • Nipple or areola inversion
  • Infection
  • Sensory changes
  • Painful scar
  • Contour deformity
  • Conspicuous scar
  • Skin redundancy
  • Seroma
  • Hyperinflamatory pigmentation

A postoperative hematoma is shown below.

Forty-five-year-old man with adolescent gynecomastia. Courtesy of Miguel Delgado, MD. Postoperative hematoma. The most common complication in the coauthor's practice. Courtesy of Miguel Delgado, MD. Patient seen 2 months after evacuation of hematoma. If the hematoma is treated appropriately (ie, immediately removed), there will be no long-term ill effects. Courtesy of Miguel Delgado, MD.  


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