Woman, 23, has a rare condition which means she only grew one breast
![](https://i.dailymail.co.uk/1s/2021/04/11/09/41607906-9458605-image-a-26_1618130018370.jpg)
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.
![](https://images.ctfassets.net/yixw23k2v6vo/3RpXb88CnKW1IRCaXhWyjD/26a936c1c1ca84e4d3c91fe935e344c9/annie-spratt-1186199-unsplash.jpg?fm=webp&fit=thumb&q=65&w=320&h=320)
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I only grew one boob — and it's a real medical condition
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I only grew one boob during puberty and doctors can't tell me what's wrong' - Hull Live
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Woman, 23, has a rare condition which means she only grew one
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Woman who grew THIRD boob has it removed after the unusual addition made her depressed - Mirror Online
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Woman with Poland Syndrome only grew one breast
![](https://i2-prod.walesonline.co.uk/incoming/article25977710.ece/ALTERNATES/s1200c/0_rare-condition-945772.jpg)
Woman's rare condition causes breasts to grow four bra cup sizes in one year - causing crippling back pains - Wales Online
![](https://nypost.com/wp-content/uploads/sites/2/2022/08/beccabutcherx-one-boob-65.jpg)
I only grew one boob — and it's a real medical condition