Myoclonus is an unusual manifestation of stroke.(1) We report a 67-year-old woman admitted with an acute ischemic stroke in the right thalamo-capsular and hippocampal areas (figure). Becoming upright produced marked postural instability, due to an apparent reduction in cervical and dorsal axial muscle tone. EMG disclosed negative myoclonus in left upper limb and right paraspinal muscles, and both negative and positive myoclonus in left paraspinal muscles (video on the Neurology (R) Web site at Neurology.org). No epileptic activity was observed on EEG.
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Fed Univ Sao Paulo UNIFESP, Dept Emergency Med & Evidence Based Med, Sao Paulo, BrazilFed Univ Sao Paulo UNIFESP, Dept Emergency Med & Evidence Based Med, Sao Paulo, Brazil
Remesso, Gabriela Camargo
Fukujima, Marcia Maiumi
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Fed Univ Sao Paulo UNIFESP, Dept Emergency Med & Evidence Based Med, Sao Paulo, BrazilFed Univ Sao Paulo UNIFESP, Dept Emergency Med & Evidence Based Med, Sao Paulo, Brazil
Fukujima, Marcia Maiumi
de Magalhaes Leal Chiappetta, Ana Lucia
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Fed Univ Sao Paulo UNIFESP, Dept Emergency Med & Evidence Based Med, Sao Paulo, BrazilFed Univ Sao Paulo UNIFESP, Dept Emergency Med & Evidence Based Med, Sao Paulo, Brazil
de Magalhaes Leal Chiappetta, Ana Lucia
Oda, Adriana Leico
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Fed Univ Sao Paulo UNIFESP, Dept Emergency Med & Evidence Based Med, Sao Paulo, BrazilFed Univ Sao Paulo UNIFESP, Dept Emergency Med & Evidence Based Med, Sao Paulo, Brazil
Oda, Adriana Leico
Aguiar, Alexandre Santos
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Fed Univ Sao Paulo UNIFESP, Dept Emergency Med & Evidence Based Med, Sao Paulo, BrazilFed Univ Sao Paulo UNIFESP, Dept Emergency Med & Evidence Based Med, Sao Paulo, Brazil
Aguiar, Alexandre Santos
Bulle Oliveira, Acary de Souza
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Fed Univ Sao Paulo UNIFESP, Dept Emergency Med & Evidence Based Med, Sao Paulo, BrazilFed Univ Sao Paulo UNIFESP, Dept Emergency Med & Evidence Based Med, Sao Paulo, Brazil
Bulle Oliveira, Acary de Souza
do Prado, Gilmar Fernandes
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Fed Univ Sao Paulo UNIFESP, Dept Emergency Med & Evidence Based Med, Sao Paulo, BrazilFed Univ Sao Paulo UNIFESP, Dept Emergency Med & Evidence Based Med, Sao Paulo, Brazil
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Univ Autonoma Nuevo Leon, Hosp Univ Dr Jose E Gonzalez, Dept Neurol, Monterrey 64460, NL, MexicoUniv Autonoma Nuevo Leon, Hosp Univ Dr Jose E Gonzalez, Dept Neurol, Monterrey 64460, NL, Mexico
Camara-Lemarroy, Carlos R.
Ibarra-Yruegas, Beatriz E.
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Univ Autonoma Nuevo Leon, Hosp Univ Dr Jose E Gonzalez, Dept Psiquiatria, Monterrey 64460, NL, MexicoUniv Autonoma Nuevo Leon, Hosp Univ Dr Jose E Gonzalez, Dept Neurol, Monterrey 64460, NL, Mexico
Ibarra-Yruegas, Beatriz E.
Gongora-Rivera, Fernando
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Univ Autonoma Nuevo Leon, Hosp Univ Dr Jose E Gonzalez, Dept Neurol, Monterrey 64460, NL, MexicoUniv Autonoma Nuevo Leon, Hosp Univ Dr Jose E Gonzalez, Dept Neurol, Monterrey 64460, NL, Mexico
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Univ Calif San Diego, Dept Neurosci, San Diego, CA 92103 USAUniv Calif San Diego, Dept Neurosci, San Diego, CA 92103 USA
Hemmen, Thomas M.
Lyden, Patrick D.
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Univ Calif San Diego, Dept Neurosci, San Diego, CA 92103 USA
Dept Vet Affairs, San Diego, CA USAUniv Calif San Diego, Dept Neurosci, San Diego, CA 92103 USA