单位:[1]Department of Neurology, Capital Medical University Affiliated Beijing Friendship Hospital, Beijing 100050, China临床科室神经内科神经内科首都医科大学附属北京友谊医院[2]Department of Neurology, The Fourth Central Hospital of Tianjin, Tianjin 300140, China[3]Department of Neurology, Beijing Ditan Hospital, Capital Medical University, Beijing 100015, China[4]The Center for Translational Research on Neurological Diseases, The First Affiliated Hospital of Dalian Medical University, Dalian, Liaoning 116011, China大连医科大学附属第一医院[5]Department of Neurology, Methodist Neurological Institute, Houston, TX 77030, USA
Pontine infarction is a common type of stroke in the cerebral deep structures, resulting from occlusion of small penetrating arteries, may manifest as hemi-paralysis, hemi-sensory deficit, ataxia, vertigo, and bulbar dysfunction, but patients presenting with restless legs syndrome (RLS) are extremely rare. Herein, we reported five cases with RLS as a major manifestation of pontine infarction.Five cases of pontine infarction related RLS were collected from July 2013 to February 2016. The diagnosis of RLS was made according to criteria established by the International RLS Study Group (IRLSSG) in 2003. Neurological functions were assessed according to the National Institutes of Health Stroke Scale (NIHSS) and modified Rankin Scale (mRS). Severity of RLS was based on the International RLS Rating Scale (IRLS-RS). Sleep quality was assessed by Epworth Rating Scale (ERS), and individual emotional and psychological states were assessed by Hamilton Depression Scale (HDS) and Hamilton Anxiety Scale (HAS).The laboratory data at the onset including hemoglobin, serum concentration of homocysteine, blood urea nitrogen (BUN), creatinine, electrolytes, and thyroid hormones were normal. The electroencephalogram (EEG), lower-extremity somatosensory evoked potential (SEP), and nerve conduction velocity (NCV) in four limbs were normal. The average period of follow-up was 34.60 ± 12.76 months. The MRI examination showed acute or subacute pontine infarction lesions, 3 cases in the rostral inner side, 1 case in the rostral lateral and inner side, and 1 case in rostral lateral side. The neurological deficits included weakness in 4 cases, contralateral sensory deficit in 1 case, and ataxia in 2 cases. All 5 patients presented with symptom of RLS at or soon after the onset of infarction and 4 patients experienced uncomfortable sensations in the paralyzed limbs contralateral to the ischemic lesion. Their neurological deficits improved significantly 2 weeks later, but the symptoms of RLS did not resolve. Among them, 3/5 patients were treated with dopaminergic drugs. At the end of the follow-up, RLS symptom eventually resolved in 3 patients but persisted in two. The IRLS-RS, NIHSS and mRS scores were significantly lower at the onset than those at the last follow-up (P = 0.035, 0.024 and 0.049, respectively). However, there was no significant difference in the ERS, HDS and HAS scores (P = 0.477, 0.226 and 0.778, respectively).RLS can be an onset manifestation of pontine infarction, clinicians should be aware of this potential symptom. RLS usually occurs in the paralyzed limbs contralateral to the infarction lesion. The pathogenesis still needs further investigation.
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第一作者单位:[1]Department of Neurology, Capital Medical University Affiliated Beijing Friendship Hospital, Beijing 100050, China
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推荐引用方式(GB/T 7714):
Tuo Hou-Zhen,Tian Ze-Long,Cui Yi-Nong,et al.Restless legs syndrome secondary to pontine infarction: Clinical analysis of five cases.[J].Chronic Diseases and Translational Medicine.2017,3(3):186-190.doi:10.1016/j.cdtm.2017.08.001.
APA:
Tuo Hou-Zhen,Tian Ze-Long,Cui Yi-Nong,Ma Xiao-Yang,Xu Chun-Ling...&Ondo William.(2017).Restless legs syndrome secondary to pontine infarction: Clinical analysis of five cases..Chronic Diseases and Translational Medicine,3,(3)
MLA:
Tuo Hou-Zhen,et al."Restless legs syndrome secondary to pontine infarction: Clinical analysis of five cases.".Chronic Diseases and Translational Medicine 3..3(2017):186-190