Parkinson’ s syndrome in patients with mercury poisoning:6 cases report
SONG Haiqing
TANG Yi
LU Hui
JIAO Li-dong
WANG Xiangbo
Abstract：Objective To analyze the clinical characteristics of mercury poisoning patients with Parkinson 's syn-drome, in order to improve the clinical understanding of Parkinson 's syndrome caused by mercury poisoning.Methods From January 2005 to December 2014 , 6 patients who were diagnosed of Parkinson's syndrome due to mercury poisoning in Xuanwu Hospital, Capital University of Medical Sciences were enrolled , summarized and analyzed the clinical features and laboratory examination of these patients.Results 3casesinthese6patientswithonsetoftremor,3caseswithbradykinesiaandpostural instability onset .All of these 6 patients with increased muscle tension , myotonia are more obviously than limbs tremor at be-ginning.All patients underwent MR examination , and no specific findings were found .3 patients underwent needle electrode electromyography and nerve conduction velocity test , and no peripheral nerve involvement was found .All patients received the treatment for Parkinson's disease, effect of Parkinson's disease drugs were found in 5 patients, 1 case with no obvious treatment effect.After DMPS mercury displacement treatment , symptoms can relieve in different degrees .Conclusion Rigidity and bradykinesia were more prominent in Parkinsonism patients due to mercury exposure .Most patients responded to dopamine medication.Parkinsonism could be relieved after chelation therapy .
Keywords：Mercury poisoningParkinson’s syndromeClinical features
Publication Date：2015-01-01
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)
Pages：4( 914-916,920 )