Twenty years ago kretha was diagnosed with a rare degenerative form of spina bifida and now she rarely leaves home .

二十年前，科瑞莎被诊断出患上了一种罕见的退行性脊柱裂，现在她几乎不出家门了。

For example , children of vietnam war veterans exposed to the herbicide agent orange have an increased risk for spina bifida due to epigenetic changes .

例如，由于外遗传变化，越南战争退伍军人的孩子在接触橙色剂这种除草剂后很有可能患脊柱裂。

One of them is spina bifida , which occurred in a higher proportion in this group and is related to poor nutrition .

其中之一是脊柱裂，这种疾病在这个群体中占相当大的比例，并且适合营养不良相关的。

This operation is intended to restore bladder function to people with spina bifida , a congenital defect that causes nerve damage and a loss of sensation and muscle function below the waist .

这种手术的目的是为脊柱裂的患者恢复膀胱功能，脊柱裂是一种先天性的缺陷，它导致神经受损，使得腰部以下部位失去感觉和肌肉功能。