Male Breast Cancer

Am I at risk if ….?

  • I have been exposed to radiation.
  • I have high levels of estrogen, for men with prostate cancer.
  • I have liver disease (cirrhosis) or a genetic disorder (Klinefelter syndrome).
  • I have female relatives who had breast cancer.
  • I am a heavy drinker.
  • I am overweight.


  • Lump or swelling in the breasts and painless.
  • Changes in the breasts.

What should I do?

  • Make a doctor’s appointment.
  • Tell your doctor about all your symptoms.

What will the doctor do?

  • Examine my body
  • Ask me about my medical history.
  • Feel my breast and under your arms for lumps or anything that seems unusual.

What other exams or tests may be ordered?

  • An ultrasound examination – an exam using high-energy sound waves (ultrasound) to form a picture of my body tissues called a sonogram. 
  • A MRI or Magnetic Resonance Imaging – an exam using a magnet, radio waves, and computer to make pictures of areas inside my body.
  • Blood work.
  • Biopsy to remove cells or tissues to view under a microscope for signs of cancer.

Male Breast Cancer – English

Male Breast Cancer – Spanish/Español

Source: National Cancer Institute at the National Institute of Health