(n.) The absence or loss of the power of expressing ideas by written signs. It is one form of aphasia.
Example Sentences:
(1) Unlike previously reported patients with subcortical infarcts, these cases indicate that small lesions limited to the posterior capsuloputaminal area can cause aphasia and agraphia as well as dysarthria.
(2) In "alexia without agraphia" (pure alexia), the intact right visual cortex is disconnected from the left parietal language center by a lesion in the splenium.
(3) The present investigation was designed to overcome the omissions of previous studies, and examined the ability to read 46 single phonograms and 46 single ideograms aloud in four groups of sufficiently large numbers of patients; namely, seven pure alexics, 23 Broca aphasics, 13 Wernicke aphasics, and seven patients with alexia and agraphia.
(4) The authors report the clinical findings and CT-scanning results in two cases of alexia without agraphia and review the literature on this subject.
(5) An adult patient with literal alexia, agraphia, slight anomia, and dyscalculia due to a left hemisphere infarct showed lack of sequential skills while pattern recognition remained intact.
(6) We report a single case of pure apraxic agraphia in which defective letter imagery was evident.
(7) This supports the contention that DA in adults may be divided into phonological and lexical groups and further supports the two-system hypothesis for linguistic agraphia.
(8) A 75-year-old right-handed woman, after a probable cerebral infarct, developed an irregular constriction of the visual fields, a left-sided agraphia, and an anomia for objects in the left hand.
(9) Dissociative improvement of alexia compared with agraphia in this case could be explained by the fact that the lesion was in close contact with the occipital lobe and that he also had pure alexia in the early stage.
(10) The errors of agraphia were not correlated with measures of aphasia or psychometric measures of language and motor performance.
(11) All eventually developed alexia, agraphia, visual agnosia, and components of Balint's, Gerstmann's, and transcortical sensory aphasia syndromes.
(12) Complete receptive and expressive aphasia, inability to repeat, agraphia, and alexia were elicited, but visual memory was preserved, and no constructional apraxia was noted.
(13) We now report a case of lexical agraphia following a discrete lesion of the left precentral gyrus.
(14) Many cases of agraphia from acquired cerebral lesions may be divided into two groups, phonological and lexical, suggesting two dissociable spelling systems.
(15) Less frequent with left-sided lesions they can be associated with the alexia without agraphia syndrome (with or without color naming deficit or hemifield loss).
(16) Comparing clinico-pathological findings of the 31 known autopsy cases, it was proposed that the lesion of the left spleno-lingual system produces alexia without agraphia but it may ameliorate.
(17) Alexia without agraphia occurred in a 41-year-old man suffering from a left occipital brain tumor.
(18) Lesions of the dominant (left) angular gyrus are associated with the syndromes of alexia with agraphia.
(19) We conclude that agraphia in AD can be variously determined and that agraphia is not a reliable marker for familial disease.
(20) The word formations (paragraphias) due to primary agraphia do not bear close phonetical resemblances, whereas word formations by dyslectic persons are plainly phonetical.
Agraphic
Definition:
(a.) Characterized by agraphia.
Example Sentences:
(1) Two right-handed patients became agraphic after left hemisphere lesions; pure apraxic agraphia in the absence of limb apraxia developed in one patient and pure linguistic agraphia in association with severe ideomotor limb apraxia in the other.
(2) From the technical point of view reasons of the superiority of stapled technique are discussed and summarized as follows: 1) space not favourable for handsewn anastomoses; 2) stapled technique allows the surgeon to save anastomoses vascularization; 3) the stapler performs the suture simultaneously so to reduce tensile strength on the anastomoses and the fragile esophageal wall especially; 4) stapled agraphes are fixed in three points vs. the two points of the handsewn stitches.
(3) Agraphic persons correct their mistakes, dyslectics do not.
(4) In fact, in the ten cases preoperative neuropsychological investigation shows, at various levels, aphasic, alexic and agraphic signs.
(5) Disturbances of higher functions : Alexia was seen in 33 p. 100 of the left-sided masses (24 p. 100 "agraphic", 9 p. 100 "pure word blindness") Space agnosias of different type was found in 10 p. 100 of the patients, sometimes with purely occipital tumors.
(6) One left hemisphere speech-dominant, left-handed patient was agraphic after surgery, but spoke normally.