alexia

(redirected from visual alexia)
Also found in: Dictionary, Thesaurus, Encyclopedia.
Related to visual alexia: acalculia, optic alexia

alexia

 [ah-lek´se-ah]
a form of receptive aphasia in which there is inability to understand written language. adj., alex´ic.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

a·lex·i·a

, optic alexiasensory alexiavisual alexiamotor alexia (ă-lek'sē-ă),
An inability to comprehend the meaning of written or printed words and sentences, caused by a cerebral lesion. Also called optic alexia, sensory alexia, visual alexia, to differentiate from motor alexia (anarthria), in which there is loss of the power to read aloud even though the significance of what is written or printed is understood.
[G. a- priv. + lexis, a word or phrase]
Farlex Partner Medical Dictionary © Farlex 2012

alexia

(ə-lĕk′sē-ə)
n.
Loss of the ability to read, usually caused by brain lesions. Also called word blindness.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

alexia

Neurology
1. Inability to understand printed words or sentences.
2. Loss of a previously possessed reading facility that is unexplained by defective visual acuity Psychiatry Loss of the ability to grasp the meaning of written or printed words and sentences. See Dyslexia.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.

a·lex·i·a

(ă-lek'sē-ă)
An inability to comprehend the meaning of written or printed words and sentences, caused by a cerebral lesion. Also called optic alexia, sensory alexia, or visual alexia, in distinction to motor alexia (anarthria), in which there is loss of the power to read aloud although the significance of what is written or printed is understood.
Synonym(s): text blindness, word blindness, visual aphasia (1) .
[G. a- priv. + lexis, a word or phrase]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

alexia

Word blindness. The inability to read, occurring as a result of brain damage, usually from arterial disease. Alexia is common after stroke affecting the left side of the brain with damage to the fibres connecting the visual part of the brain and the part concerned with the function of reading in the left angular gyrus. The word is derived from the Greek a , not and legein , to speak.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005

alexia 

Inability to recognize written or printed words due to a lesion in the brain. This is a form of visual agnosia. Syn. word blindness. See agnosia; dyslexia.
Millodot: Dictionary of Optometry and Visual Science, 7th edition. © 2009 Butterworth-Heinemann

a·lex·i·a

(ă-lek'sē-ă)
Inability to comprehend the meaning of written or printed words and sentences, caused by a cerebral lesion.
[G. a- priv. + lexis, a word or phrase]
Medical Dictionary for the Dental Professions © Farlex 2012