Jul 19, · A rash that develops under the breast, or on the chest, may result from skin irritation or an allergic reaction. Other causes can include infections and skin conditions, such as eczema and Author: Adrienne Stinson. Aug 17, · 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.
A tender area or rash on your breast often signals a common problem like an infection. In other cases, it's a symptom of a common, treatable skin condition. Rarely, a rash and soreness can be signs. Apr 26, · A wide range of conditions can trigger a rash, and many are harmless. Rashes on the breast, however, can occasionally indicate two types of cancer. Here, we .
Mar 07, · A rash under your breast can be caused by a number of things. Other than a heat rash, they generally fall into four categories: infections, allergies, autoimmune disorders, and cancer.