Presentation
Screening mammogram.
Patient Data
Age: 40 years
Gender: Female
From the case:
Poland syndrome
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Small right breast with absence of the ipsilateral pectoralis muscle. The technologist noted chest wall deformity on that side.
Case Discussion
Poland syndrome (congenital absence of the pectoralis muscle) is a rare developmental disorder. It occurs in about 1/20,000 - 1/50,000 live births. It frequently includes the presence of other deformities include ipsilateral syndactyly. Right side is more commonly involved than the left and males predominate.