临床推理：一名13岁男孩，表现为急性起病的全身性肌张力障碍、头尾梯度及严重延髓功能障碍
Clinical Reasoning: A 13-Year-Old Boy With Acute-Onset Generalized Dystonia, Rostrocaudal Gradient, and Severe Bulbar Dysfunction.
摘要(中文译文)
一名13岁青春期男孩在1个月内出现进行性全身性动作迟缓，随后10天内迅速出现言语丧失、吞咽困难、肌强直和肌张力障碍性姿势进行性加重。获得性病因评估，包括脑脊液检查、感染相关检查、自身免疫性脑炎抗体组合及脑MRI，均无阳性发现，经验性糖皮质激素/抗病毒治疗未产生有意义的改善。查体显示严重全身性肌张力障碍，呈头尾方向严重程度分布，以延髓和上肢受累为著，伴反射亢进、踝阵挛及双侧Babinski征。对症药物治疗仅使疼痛性阵发性发作部分减少，而未出现有意义的功能恢复。患者随后接受双侧中央中核-束旁复合体（CM-Pf）脑深部电刺激，功能反应有限。本例说明，头尾方向严重程度分布和延髓功能障碍如何能将诊断思路从获得性脑炎样疾病转向早期基因检测。
Abstract
A 13-year-old adolescent boy developed progressive generalized slowness over 1 month, followed by 10 days of rapidly worsening speech loss, dysphagia, rigidity, and dystonic posturing. Acquired evaluations, including CSF, infectious studies, autoimmune encephalitis panels, and brain MRI, were unrevealing, and empirical corticosteroid/antiviral therapy produced no meaningful improvement. Examination showed severe generalized dystonia with a rostrocaudal severity distribution, prominent bulbar and upper limb involvement, hyperreflexia, ankle clonus, and bilateral Babinski signs. Symptomatic medication produced only a partial reduction of painful paroxysmal episodes without meaningful functional recovery. The patient later underwent bilateral centromedian-parafascicular complex (CM-Pf) deep brain stimulation with limited functional response. This case illustrates how rostrocaudal severity distribution and bulbar dysfunction can redirect the diagnostic approach from acquired encephalitis-like disorders toward early genetic testing.
如何引用
AMA
Yang Zhao, Luhua Wei, Zhiqiang Yi, Zhaoxia Wang, Yunchuang Sun. Clinical Reasoning: A 13-Year-Old Boy With Acute-Onset Generalized Dystonia, Rostrocaudal Gradient, and Severe Bulbar Dysfunction.. Neurology. 2026; doi:10.1212/WNL.0000000000218569.
APA
Yang Zhao, Luhua Wei, Zhiqiang Yi, Zhaoxia Wang, Yunchuang Sun (2026). Clinical Reasoning: A 13-Year-Old Boy With Acute-Onset Generalized Dystonia, Rostrocaudal Gradient, and Severe Bulbar Dysfunction.. Neurology. https://doi.org/10.1212/WNL.0000000000218569
GB/T 7714
Yang Zhao, Luhua Wei, Zhiqiang Yi, Zhaoxia Wang, Yunchuang Sun. Clinical Reasoning: A 13-Year-Old Boy With Acute-Onset Generalized Dystonia, Rostrocaudal Gradient, and Severe Bulbar Dysfunction.[J]. Neurology, 2026 doi:10.1212/WNL.0000000000218569.
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