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Language Disorders due to Posterior System Strokes - An Ignored Dysfunction.
Şerefnur Öztürk1, Fahrettin Ege2, Hakan Ekmekçi1
1Selçuk University Faculty of Medicine, Department of Neurology, Konya, Turkey.
Noro Psikiyatri Arsivi
|April 1, 2017
Summary
While the anterior brain system typically causes aphasia, posterior structures like the cerebellum are increasingly recognized for their role in language processing and cognitive functions following strokes.
Area of Science:
- Neuroscience
- Neurolinguistics
- Cerebrovascular Diseases
Background:
- The anterior brain system is traditionally linked to aphasia.
- Emerging evidence suggests posterior brain structures, including the cerebellum, play a role in language processing.
Purpose of the Study:
- To review the linguistic role of the cerebellum, thalamus, and occipital lobe in the context of posterior vascular system strokes.
- To explore how posterior system strokes may cause cognitive deficits with neurolinguistic components.
Main Methods:
- Literature review focusing on the cerebellum, thalamus, and occipital lobe.
- Analysis of clinical syndromes associated with posterior brain lesions and vascular events.
Main Results:
- The cerebellum, thalamus, and occipital cortex are implicated in high cognitive functions beyond their primary roles.
- Posterior system strokes can manifest with cognitive deficits, including neurolinguistic impairments.
Conclusions:
- The posterior vascular system and its associated structures (cerebellum, thalamus, occipital lobe) are crucial for language and cognition.
- Identifying neurolinguistic deficits in stroke patients may necessitate adjustments in clinical management strategies.