A Rare Cause of Breast Asymmetry: Becker’s Nevus Syndrome with Two Cases

Becker Nevus, characterized by hyperpigmented macules and patches which can go along with hypertrichosis. Becker nevus is usually unilaterally located on the chest wall, back, shoulder, and, upper arm. Becker nevus occasionally co-exists with abnormalities of muscular, skeletal, skin, soft tissue and breast hypoplasia. We reported two girls with early diagnosis with Becker nevus syndrome.