A Brief Note On ' Sensory Aphasia ' Essay

727 Words Nov 29th, 2016 3 Pages
PPA when compared to transcortical sensory aphasia, it is very much alike, in which articulation, repetition, phonology, and syntax are preserved but patient does not comprehend well. Good fluency is retained but as the disease progresses speech is characterized by repetitious clichés and semantic jargon. Lastly, less frequent words are substituted with more familiar ones typically from a superordinate category like “animal” for “dog” (Kertesz & Harciarek, 2014). Patients with logopenic PPA their speech is often slowed, with frequent word-finding pauses. Logopenic PPA has been known to be a phonological short-term memory deficit so they have problems with repeating sentences and longer phrases. When it comes to naming objects they often use phonological paraphasias in which they substitute a word with a nonword, for example, “paker” for “paper” (Gorno-Tempini et al., 2011). Patients with PPA typically show gyral atrophy of the left hemisphere that involves the frontal, temporal, insular, and parietal regions of the language network. Looking at each variant alone, non-fluent PPA is associated with left inferior frontal and insular atrophy. Semantic PPA is associated with anterior temporal damage, and lastly, logopenic PPA is associated with left posterior temporal cortex and inferior parietal lobule (Léger & Johnson, 2007). According to Leger and Johnson (2007), during autopsies the cortex contained ballooned neurons, called Pick cells. Also, extracellular plaques and…

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