Woman, 23, has a rare condition which means she only grew one breast

Becca Butcher, 23, from Barnsley, South Yorkshire, has Poland Syndrome, which means one breast is significantly smaller than the other - her right one is a D cup while the left is an A cup.

Rare condition causes woman's boobs to grow six cup sizes in 14 months - World News - Mirror Online

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Becca Butcher Posts About Living With Differently-Sized Breasts.

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