2005
DOI: 10.1007/s00415-005-0861-5
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Palatal tremor suppressed by mouth opening

Abstract: We report clinical and neurophysiological findings in two patients with palatal tremor (PT). In both patients a prompt and persistent suppression of palatal movements and clicking sounds is caused by slight passive or active mouth opening. One patient has a typical essential palatal tremor (EPT) according to current classification criteria. The other one has a PT characterized by involuntary activation of levator veli palatini and genioglossus muscles. Objective clicking sounds were observed late during the co… Show more

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Cited by 5 publications
(4 citation statements)
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“…13 This is the largest series of patients with psychogenic PT reported in the literature. In line with published literature on PMDs the majority of the patients were female 16,17 ; there was a precipitating factor (predominantly a minor viral respiratory infection) 12,18 ; PT was often accompanied by bilateral ear clicking 12 ; and there was either an additional PMD or other somatizations. 13 Consistent with other PMD, BoNT helped even at long-term follow-up.…”
Section: Discussionsupporting
confidence: 82%
“…13 This is the largest series of patients with psychogenic PT reported in the literature. In line with published literature on PMDs the majority of the patients were female 16,17 ; there was a precipitating factor (predominantly a minor viral respiratory infection) 12,18 ; PT was often accompanied by bilateral ear clicking 12 ; and there was either an additional PMD or other somatizations. 13 Consistent with other PMD, BoNT helped even at long-term follow-up.…”
Section: Discussionsupporting
confidence: 82%
“…Also, as per the literature, the female gender and the presence of bilateral ear clicking in our patient is consistent with psychogenicity [23]. Our patient did not have acute upper respiratory tract infection as a precipitating factor as reported in other studies [21,24]. Platysma overactivity has been commonly reported previously to co-exist with FFMDs (61% in Fasano et al, 85% in Stone et al) but only 7.6% (2/26) of our patients were found to have it [7,8].…”
Section: Stomatognathic System: Jaws Lips Tongue Teeth and Associsupporting
confidence: 90%
“…However, objective otic clicks due to LVP contractions have not been reported since 1996 [9]. In our patient, otic clicks were completely absent (Additional file 1: Video S1).…”
Section: Discussionmentioning
confidence: 58%
“…EPT clicks are affected by mouth opening, speaking [9], head position [10] and relaxation [11]. In our patient, tilting the head backwards and speaking could completely suppress the tremors.…”
Section: Discussionmentioning
confidence: 82%