A malignant tumor composed of neuroblasts, originating in the autonomic nervous system or the adrenal medulla and occurring chiefly in infants and young children.

 
  • 神经母细胞瘤一种由成神经细胞组成的恶性肿瘤,原发于自主神经系统或肾上腺骨髓中,主要见于婴幼儿中
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