Most breast rashes have the same causes as rashes occurring elsewhere on the body. Some rashes occur only on the breast.
Causes of rash that occur only on the breast may include:
- Breast abscess
- Inflammatory breast cancer
- Mammary duct ectasia
- Mastitis (an infection in breast tissue that most commonly affects women who are breast-feeding)
- Nipple dermatitis
- Paget's disease of the breast
General causes of rash that can affect any part of the body, including the breast, include:
- Atopic dermatitis (eczema)
- Candidiasis (especially under the breasts)
- Cellulitis (a skin infection)
- Hives and angioedema
- Seborrheic dermatitis
Causes shown here are commonly associated with this symptom. Work with your doctor or other health care professional for an accurate diagnosis.
March 24, 2020
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- Rash 101 in adults: When to seek treatment. American Academy of Dermatology. https://www.aad.org/public/diseases/rashes/rash-in-adults. Accessed Dec. 29, 2016.
- Papadakis MA, et al., eds. Breast disorders. In: Current Medical Diagnosis & Treatment 2017. 56th ed. New York, N.Y.: The McGraw-Hill Companies; 2017. http://www.accessmedicine.com. Accessed Dec. 28, 2016.
- Tintinalli JE, et al. Breast disorders. In: Tintinalli's Emergency Medicine: A Comprehensive Study Guide. 7th ed. New York, N.Y.: The McGraw Hill Companies; 2011. http://www.accessmedicine.com. Accessed Dec. 28, 2016.
- Papadakis MA, et al., eds. Dermatologic disorders. In: Current Medical Diagnosis & Treatment 2016. 55th ed. New York, N.Y.: The McGraw-Hill Companies; 2016. http://www.accessmedicine.com. Accessed Dec. 28, 2016.
- Hoffman BL, et al. Breast disease. In: Williams Gynecology. 3rd ed. New York, N.Y.: McGraw-Hill Education; 2016. http://accessmedicine.com. Accessed Dec. 28, 2016.