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Aphasia
Category: classification
MOTOR APHASIA - nonfluent afasia
less output, bad articulation, dysprosody (melody), agrammatism, auditory understanding relatively intact, ideomotor apraxia contralateral limbs
lokalisation
repetition disturbed: Broca’s area (g.frontalis inf.)
repetition intact: cortex around Broca’s area, suppl. motorcortex (transcortical motor aphasia)
SENSORY APHASIA – fluent afasia
increased output, normal articulation, “empty speech”, disturbed auditory understanding, paraphasias
lokalisation
repetition disturbed: Wernicke’s area (g.supramarginalis, g.angularis)
repetition intact, bad articulatie: g. angularis, g. temporalis sup (transcortical sensory aphasia)
GLOBAL APHASIA
mixed sensomotor
lokalisation
: extensive lesion dominant hemisphere
CONDUCTION APHASIA
output fluent, paraphasias, intact understanding, repetition severely disturbed
lokalisation
: g.supramarginalis, f.arcuatus
SUBCORTICAL APHASIA
first
: mutism, hypophonia, dysarthria, less output , paraphasias, intermittend repetition disturbance
later
: good recovery (despite permanent CT abnormalities)
lokalisation
: n.caudatus, putamen, thalamus
Last modified: 2008-05-13
Level: physician
Article visits: 574
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