He is one of 200 children in the UK who have infantile Batten'sdisease which is so rare his parents' chance of meeting and conceiving him was only one in two billion.
他是英国200个患有婴儿贝敦氏症的小孩之一。这种疾病十分罕见，罹患它的可能性只有二百万分之一。
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Both Jenni, 28, and Eddie, 37, from Derby are carriers of the faulty gene which causes Batten'sdisease - meaning any of their children have a one in four chance of inheriting the condition.