Fig. 29From: Multimodality approach to the nipple-areolar complex: a pictorial review and diagnostic algorithmRetroareolar cyst in an adolescent. A 15-year-old girl presented with a palpable retroareolar mass in her left breast. Ultrasound shows a large thin-walled cystic lesion (a). Follow-up ultrasound 6 months later shows a marked decrease in the size of the lesion, which is oval and elongated (b)Back to article page