目的是探讨苍白球黑质红核色素变性（HSD）的发病过程、临床特征及预后诊断。

The objective is to explore the pathogenic course, clinical features and prognosis on hallervorden spatz disease (HSD).

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主要分布于脑桥、小脑、苍白球壳核、延髓白质纤维束，脊髓外侧束，且与髓鞘变性脱失的分布一致。

Their main distributions were transverse fibers of the basis pontine, the white matter of the cerebellum, striatopallidal fibers and lateral column of the spinal cord.

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目的探讨苍白球黑质红核色素变性（HSD）的发病经过、临床特征及预后。

Objective To explore the pathogenic course, clinical features and prognosis on hallervorden spatz disease(HSD).

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