少年型脊肌萎缩症，III型

定义

在SMA3型中，18个月后出现肌无力。患儿能够独立坐和站。有一种四肢束带型肌无力分布，导致蹒跚步态、跌倒和跑步困难。随着疾病发展，可能丧失行走能力，需要坐轮椅。预期寿命可能是正常的。

In SMA type 3, weakness of muscles is seen after 18 months of age. The child is able to sit and stand independently. There is a limb girdle-type of distribution of weakness causing waddling gait, falls, and difficulty with running. The ability to walk may be lost, requiring a wheelchair as the disease progresses. The life expectancy may be normal.

索引词 可用于检索该条目的同义词与别名

• 少年型脊肌萎缩症，III型
• Kugelberg-Welander病