alexia

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Related to alexic: alexia, agraphia, Alexis

alexia

[ə′lek·sē·ə]
(medicine)
Loss of the ability to read.
References in periodicals archive ?
Frequency effects have been reported in the performance of several alexic patients (e.
The pure alexic patients described by Coslett & Saffran (1989) made mostly visual errors when making incorrect naming responses to briefly presented words.
In the introductory section we noted that different behaviour patterns are apparent across different alexic patients.
One interesting result from the studies of alexic patients is that their reading of words presented in MiXeD cAsE can be reliably worse than their reading of words presented in either upper or lower case (e.
Bub & Arguin (1995) also reported a contrast between the effects of case mixing on word naming and lexical decision performance in their alexic patient.
The performance of the model when noise is added to its input vectors may thus capture that found with such patients, and it may differ from that found with other alexic patients whose problems reside more centrally within the word recognition system.
It is interesting to note that the alexic patient, KW, reported by Howard (1991) displayed an ability to categorize correctly words he was unable to name.