Disease or Syndrome
mastitis Audio
mas·ti·tis [ ma-stahy-tis ]
Subclass of:
Puerperal Disorders; Breast Diseases
Etymology:
Greek mastos = breast + -itis = inflammation
Definitions related to mastitis:
  • A condition in which breast tissue is inflamed. It is usually caused by an infection and is most often seen in nursing mothers.
    NCI Dictionary of Cancer Terms
    U.S. National Cancer Institute, 2021
  • Inflammation of breast tissue during lactation or postpartum due to an obstructed duct or infection.
    NCI
    U.S. National Cancer Institute, 2021
  • INFLAMMATION of the BREAST, or MAMMARY GLAND.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • Mastitis is painful inflammation of the breast, usually accompanied by infection. Fever later in the puerperium is frequently due to mastitis. Staphylococcal species are the most common causes.
    Merck Manuals
    Merck & Co., Inc., 2025
  • Mastitis is an inflammation of breast tissue that sometimes involves an infection. The inflammation results in breast pain, swelling, warmth and redness. You might also have fever and chills.
    Mayo Clinic
    Mayo Foundation for Medical Education and Research, 2025
  • Mastitis, inflammation of the breast in women or of the udder in sheep, swine, and cattle. Acute mastitis in women is a sudden infectious inflammation caused usually by the bacterium Staphylococcus aureus, or sometimes by streptococcus organisms. It begins almost exclusively during the first three...
    Encyclopedia Britannica
    Encyclopedia Britannica, Inc., 2025
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