Conclusions the characteristic of SDS are paroxysmal syncope and orthostatic hypotension, which is related to the deficiency of adrenergic neuron closely.

结论发作性晕厥与直立位低血压是SDS的特点，肾上腺素能神经元缺失与此密切相关。

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Conclusions the characteristic of SDS are paroxysmal syncope and orthostatic hypotension, which is related to the deficiency of adrenergic neuron closely.

结论发作性晕厥与直立位低血压是SDS的特点，肾上腺素能神经元缺失与此密切相关。

youdao