Treatment with L-arginine improves neuropsychological disorders in a child with creatine transporter defect.

abstract：:After a stroke involving the left occipitotemporal cortex our patient shows a word-length effect and has problems to identify letters or numbers in strings of symbols. But he is normal in identifying isolated letters and in non-verbally categorizing even complex images such as faces or natural scenes. His cortical les...

journal_title：Neurocase

authors： Spang KM,Grimsen C,Brunner F,Fahle MW

更新日期：2019-10-01 00:00:00

abstract：:Debates about the role of language in human thinking are increasingly prominent in the cognitive sciences. There are claims that certain forms of reasoning can only be performed through access to the resources of the language faculty. In particular, a component of social cognition involving the representation of the m...

journal_title：Neurocase

authors： Varley R,Siegal M,Want SC

更新日期：2001-01-01 00:00:00

abstract：:Prior research on developmental dyslexia using Stroop tasks with young participants has found increased interference in participants with dyslexia relative to controls. Here we extend these findings to adult participants, and introduce a novel test of Stroop incongruity, whereby the color names appeared on an object c...

journal_title：Neurocase

authors： Proulx MJ,Elmasry HM

更新日期：2015-01-01 00:00:00

abstract：:BVR was 77 years old when he sustained a large posterior cerebral artery territory infarct. Medical, cognitive and functional data collected on four occasions over 10 years initially revealed circumscribed neurological signs, no functional or cognitive deficits. BVR became significantly impaired only after two other s...

journal_title：Neurocase

authors： Piguet O,Bennett HP,Waite LM,Kril JJ,Creasey H,Anthony Broe G,Halliday GM

更新日期：2006-04-01 00:00:00

abstract：UNLABELLED:Neuropathologic change underlying primary progressive aphasia (PPA) most commonly includes one of the frontotemporal lobar degenerations, such as FTLD-tau or FTLD-ubiquitin. The next most frequent etiology of PPA is Alzheimer's disease (AD). We describe 5 subjects with clinical diagnoses of semantic dementia...

journal_title：Neurocase

authors： Chow TW,Varpetian A,Moss T,Vinters HV,Marquez S,Miller C

更新日期：2010-02-01 00:00:00

abstract：:In this paper we report the results of a longitudinal study which examined memory for a single routine activity of daily living in people with dementia of the Alzheimer type. We assessed memory in a natural setting, visiting volunteers in their homes. We video-taped performance on the selected task and analysed the re...

journal_title：Neurocase

authors： Rusted J,Sheppard L

更新日期：2002-01-01 00:00:00

abstract：:The delay between cardiac arrest and brain MRI is usually extremely different in the few cerebral imaging studies assessing the affected brain areas. We report an unusual case of loss of psychic self-activation appeared immediately after a cardiac arrest in a middle age patient. The first brain MRI, one month after th...

journal_title：Neurocase

authors： Martinaud O,Le Goff F,Carlier J,Pouliquen D,Gérardin E,Savouré A

更新日期：2019-01-01 00:00:00

abstract：:In this paper, we adopt a neurodevelopmental stance to examining frontal variant frontotemporal dementia (fv-FTD) by using experimental procedures from the literature on the growth of social behaviour in children to examine the deficits in social reasoning which may underpin behavioural disturbance in fv-FTD. We prese...

journal_title：Neurocase

authors： Lough S,Gregory C,Hodges JR

更新日期：2001-01-01 00:00:00

abstract：:Dissociative identity disorder (DID) is probably the most disputed of psychiatric diagnoses and of psychological forensic evaluations in the legal arena. The iatrogenic proponents assert that DID phenomena originate from psychotherapeutic treatment while traumagenic proponents state that DID develops after severe and ...

journal_title：Neurocase

authors： Reinders AA

更新日期：2008-01-01 00:00:00

abstract：:Although structural brain scans help assess brain injury in stroke, they cannot identify regions that are functionally disabled due to disrupted perfusion. Perfusion and functional MRI have the potential for determining the functional consequences of stroke. Here we examine the effectiveness of functional MRI to measu...

journal_title：Neurocase

authors： Fridriksson J,Rorden C,Morgan PS,Morrow KL,Baylis GC

更新日期：2006-06-01 00:00:00

abstract：:Previous studies on visual form agnosic patients have shown that their color perception is relatively preserved when monochromatic figures are used. However, it is unclear whether their color perception remains normal when figures are composed of two parts in different colors. The results showed that patient X.F. had ...

journal_title：Neurocase

authors： Yang J,Wu M,Shen Z

更新日期：2007-10-01 00:00:00

abstract：:A 62-year-old male presented with progressive isolated writing and spelling difficulties. Neurological, neuropsychological, speech, and language evaluations identified only minimal additional abnormalities. The presenting characteristics did not meet criteria for any particular variant of primary progressive aphasia; ...

journal_title：Neurocase

authors： Utianski RL,Duffy JR,Savica R,Whitwell JL,Machulda MM,Josephs KA

更新日期：2018-04-01 00:00:00

abstract：:This paper reports the case of a patient, M.P., who developed delusion of inanimate doubles, without Capgras syndrome, after traumatic brain injury. His delusional symptoms were studied longitudinally and the cognitive impairments associated with delusion were investigated. Data suggest that M.P. did 'perceive' the ac...

journal_title：Neurocase

authors： Abbate C,Trimarchi PD,Salvi GP,Quarenghi AM,Vergani C,Luzzatti C

更新日期：2012-01-01 00:00:00

abstract：:Patients with Parkinson's disease (PD) are often impaired when performing motor acts and in the acquisition of new motor skills. However, the role of dopamine in developing plans for skill acquisition is unclear. To assess the role of dopamine on the planning of actions, we tested 12 PD and 12 matched normal participa...

journal_title：Neurocase

authors： Hanna-Pladdy B,Heilman KM

更新日期：2010-04-01 00:00:00

abstract：:Regressive behavior is a known sequela after severe traumatic brain injury (TBI). However, prolonged "infantile-like" behavior has received little attention in the literature, suggesting that this is a rare phenomenon. It is typically characterized by long-lasting childish, extremely dependent, and sometimes aggressiv...

journal_title：Neurocase

authors： Heled E,Sverdlik A,Agranov E

更新日期：2014-01-01 00:00:00

abstract：:Subject GSI presents with a graphemic buffer deficit following a massive left fronto-parietal lesion. His errors involved essentially only consonants (98.2%). However, he always spelled correctly the first consonant in a string, and produced steadily increasing numbers of errors on the following consonants, while alwa...

journal_title：Neurocase

authors： Miceli G,Capasso R,Benvegnù B,Caramazza A

更新日期：2004-04-01 00:00:00

abstract：:In a previous report, we presented longitudinal clinical, cognitive and anatomical data of a right-handed woman, whose clinical picture evolved from progressive nonfluent aphasia with apraxia of speech to corticobasal syndrome (CBS) in the last stage of the disease. The patient died at age 57 and pathological examinat...

journal_title：Neurocase

authors： Sánchez-Valle R,Forman MS,Miller BL,Gorno-Tempini ML

更新日期：2006-12-01 00:00:00

abstract：:Confabulation may be present in Alzheimer's disease (AD), but usually it is not a primary feature of either its typical or atypical variants. In this report, we describe the case of an AD patient who showed an unusual and enduring neuropsychiatric phenotype characterized by early and prominent spontaneous confabulatio...

journal_title：Neurocase

authors： Abbate C,Trimarchi PD,Rotondo E,Inglese S,Nicolini P,Rossi PD,Arosio B,Mari D

更新日期：2016-10-01 00:00:00

abstract：:Neglect dyslexia is a reading disorder often associated with right-sided brain lesions. In reading single words, errors are mostly substitutions or omissions of letters that occupy the left-sided positions. Typically, these errors have been thought to depend on a single mechanism. Conversely, we propose that they are ...

journal_title：Neurocase

authors： Martelli M,Arduino LS,Daini R

更新日期：2011-01-01 00:00:00

abstract：:Frontotemporal lobar degeneration with ubiquitin-positive inclusions (FTLD-U) is one of the most common pathological findings associated with the clinical FTLD syndromes. However, molecular characterization with genetic sequencing and protein expression techniques are recognizing many new subtypes for FTLDs. FTLDs are...

journal_title：Neurocase

authors： Farmer JG,Crain BJ,Harris BT,Turner RS

更新日期：2013-01-01 00:00:00

abstract：:Recent research revealed decreased access to semantic and associative networks in acute cocaine withdrawal. In autism, such behavioral outcomes are associated with decreased functional connectivity using functional magnetic resonance imaging. Therefore, we wished to determine whether connectivity is also decreased in ...

journal_title：Neurocase

authors： Narayanan A,White CA,Saklayen SS,Abduljalil A,Schmalbrock P,Pepper TH,Lander BN,Beversdorf DQ

更新日期：2012-01-01 00:00:00

abstract：:A 57-year-old man suffered severe amnesia and disorientation, accompanied by content-specific confabulation, due to an alcoholic Wernicke-Korsakoff syndrome. For months, he was deeply concerned about a single obligation that he thought he had to respond to, but which he had already assumed 20 years previously. This mo...

journal_title：Neurocase

authors： Schnider A,Nahum L,Pignat JM,Leemann B,Lövblad KO,Wissmeyer M,Ptak R

更新日期：2013-01-01 00:00:00

abstract：:A 68-year-old man had a cerebral infarction affecting the right parietal lobe, right insula, and the left prefrontal region. On admission, left hand tactile extinction was noted when the hands were placed both in anatomical and crossed positions, but was noted only in crossed positions from day 20 and later. Five mont...

journal_title：Neurocase

authors： Asada T,Takeda K,Okiyama R,Isozaki E,Fukuyama H

更新日期：2014-01-01 00:00:00

abstract：:We summarize two case studies as a context for discussing the use of neuroimaging as a convergent methodology in the study of neuroplasticity in single subjects. Throughout this paper we argue for a different approach for including neuroimaging in these types of study. Previous case studies of neuroplasticity in patie...

journal_title：Neurocase

authors： Romero SG,Manly CF,Grafman J

更新日期：2002-01-01 00:00:00

abstract：:Central pontine and extrapontine myelinolysis (CPEM) is a rare neurological condition usually due to rapid correction of hyponatremia. CPEM is mainly characterized by motor deficits (typically quadraparesis or extrapyramidal features) but neurobehavioral symptoms were also reported in the literature. However, very few...

journal_title：Neurocase

authors： Arciero S,Kempf C,Bernard F,Gosselin N

更新日期：2012-01-01 00:00:00

abstract：:The concreteness effect occurs in both normal and language-disordered populations. Research suggests that abstract and concrete concepts elicit differing neural activation patterns in healthy young adults, but this is undocumented in persons with aphasia (PWA). Three PWA and three age-matched controls were scanned usi...

journal_title：Neurocase

authors： Sandberg C,Kiran S

更新日期：2014-08-01 00:00:00

abstract：:This article describes an investigation into the residual writing skills of a severely dysgraphic patient (DA). We found that they were powerfully influenced by a number of lexical variables (lexicality, frequency, imageability, length and geminates). His error pattern was characterized by semantic, lexical, substitut...

journal_title：Neurocase

authors： Cipolotti L,Bird CM,Glasspool DW,Shallice T

更新日期：2004-12-01 00:00:00

abstract：:While language characteristics of logopenic variant primary progressive aphasia (lvPPA) are well-defined, behavioral characteristics are less understood. We investigated correlations between language and behavioral scores across three variants of primary progressive aphasia (PPA) and found language performance and beh...

journal_title：Neurocase

authors： Keator LM,Wright AE,Saxena S,Kim K,Demsky C,Sebastian R,Sheppard SM,Breining B,Hillis AE,Tippett DC

更新日期：2019-01-01 00:00:00

abstract：:It has been suggested that formal thought disorder, the incoherent speech of schizophrenia, may involve a language disturbance among other abnormalities, or even be a form of dysphasia. Six patients with and seven without formal thought disorder were evaluated on an aphasia test battery. Spontaneous speech was also an...

journal_title：Neurocase

authors： Oh TM,McCarthy RA,McKenna PJ

更新日期：2002-01-01 00:00:00

abstract：:We assessed visuospatial abilities in PCA. Sequential display of two simple geometric figures enhanced detection and discrimination relative to simultaneous display (Exps 1 & 2). Comparing edges of a single object enhanced discrimination relative to comparing edges of two separate objects, consistent with object-based...

journal_title：Neurocase

authors： Fernandez-Duque D,Black SE

更新日期：2020-04-01 00:00:00