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Dominant Cerebral Hemisphere Lesion?

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Dominant Cerebral Hemisphere Lesion?

Post  Admin on Tue Apr 16, 2013 8:31 pm


Q: Which of the following is NOT seen with lesions in Dominant Cerebral Hemisphere?
(a) Aphasia
(b) Alexia without Agraphia
(c) Constructional Apraxia
(d) Gerstmann's syndrome


Note:
* Aphasia: Disturbance of the comprehension and formulation of language.
* Alexia: inability to read.
* Agraphia: inability to write.
* Apraxia: Loss of the ability to execute or carry out learned purposeful movements, despite having the desire and the physical ability to perform the movements.
* Constructional Apraxia: Inability to draw or construct simple configurations, such as intersecting pentagons.



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Re: Dominant Cerebral Hemisphere Lesion?

Post  Admin on Wed Apr 17, 2013 8:04 pm

Admin wrote:
Q: Which of the following is NOT seen with lesions in Dominant Cerebral Hemisphere?
(a) Aphasia
(b) Alexia without Agraphia
(c) Constructional Apraxia
(d) Gerstmann's syndrome


Note:
* Aphasia: Disturbance of the comprehension and formulation of language.
* Alexia: inability to read.
* Agraphia: inability to write.
* Apraxia: Loss of the ability to execute or carry out learned purposeful movements, despite having the desire and the physical ability to perform the movements.
* Constructional Apraxia: Inability to draw or construct simple configurations, such as intersecting pentagons.



ANSWER: (c) Constructional Apraxia

Signs of Non Dominant Cerebral Hemisphere Lesion:
* Constructional Apraxia: Inability to draw or construct simple configurations, such as intersecting pentagons.
* Anosgonosia: Patient is unaware of their disability.
* Hemi-Inattention.


Gerstmann's syndrome is seen in dominant hemisphere lesion.
Characterized by four primary symptoms:
* Dysgraphia/agraphia: deficiency in the ability to write
* Dyscalculia/acalculia: difficulty in learning or comprehending mathematics
* Finger agnosia: inability to distinguish the fingers on the hand
* Left-right disorientation

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