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Flaccid Dysarthria (神經機轉Lesions (Glossopharyngeal IX, Vagus X, Facial VII,…
Flaccid Dysarthria
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Definition
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Problems in the nuclei, axons, or neuromuscular junctions
that make up the motor units of the final common pathway
(Duffy, 2005, p. 109)
Clinical characteristics
slowlabored articulation, marked degrees of hypernasal resonance, and hoarse-breathy phonation
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Etiology
:small_orange_diamond:Degenerative diseases (40%)
:small_orange_diamond:Trauma (22%)
:small_orange_diamond:Muscle diseases (9%)
:small_orange_diamond:Vascular disorders(9%)
:small_orange_diamond:Myasthenia Gravis (MG; 4%)
:small_orange_diamond:Infectious processes (4%)
:small_orange_diamond:Tumor (3%)
:small_orange_diamond:Demyelinating diseases (2%)
:small_orange_diamond:Anatomic malformation (1%)
:small_orange_diamond:Others (5%)
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