Evidence map›Paper›PMID 25837867›Full record

ArticleCortex; a journal devoted to the study of the nervous system and behavior2015

Processing deficits for familiar and novel faces in patients with left posterior fusiform lesions.

Daniel J Roberts, Matthew A Lambon Ralph, Esther Kim, Marie-Josephe Tainturier, Pelagie M Beeson, Steven Z Rapcsak, Anna M Woollams

Open access · hybridAbstract read
In one paragraph

Article in Cortex; a journal devoted to the study of the nervous system and behavior, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
2.1field-weighted citation impact, top 13% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

19 citing papers in PubMed, 51 citations in OpenAlex.

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  17. A vision of graded hemispheric specialization.Annals of the New York Academy of Sciences · 2015
    Review
  18. Triangulation of the neurocomputational architecture underpinning reading aloud.Proceedings of the National Academy of Sciences of the United States of America · 2015
    Article
  19. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors at 5 institutions in 3 countries.

Daniel J RobertsResearch Centre in Brain and Behaviour, Liverpool John Moores University, UK.
Matthew A Lambon RalphNeuroscience and Aphasia Research Unit, School of Psychological Sciences, University of Manchester, UK.
Esther KimDepartment of Speech Pathology and Audiology, University of Alberta, Canada.
Marie-Josephe TainturierBilingual Aphasia Lab, School of Psychology, Bangor University, UK.
Pelagie M BeesonDepartment of Speech, Language, and Hearing Sciences, University of Arizona, USA.
Steven Z RapcsakDepartment of Neurology, University of Arizona, USA; Neurology Section, Southern Arizona VA Health Care System, Tucson, AZ, USA.
Anna M WoollamsNeuroscience and Aphasia Research Unit, School of Psychological Sciences, University of Manchester, UK. Electronic address: anna.woollams@manchester.ac.uk.
University of Arizona · USUniversity of Manchester · GBBangor University · GBLiverpool John Moores University · GBUniversity of Alberta · CA

Funding

Medical Research Council MR/J004146/1
6 · The paper itself

Abstract

Pure alexia (PA) arises from damage to the left posterior fusiform gyrus (pFG) and the striking reading disorder that defines this condition has meant that such patients are often cited as evidence for the specialisation of this region to processing of written words. There is, however, an alternative view that suggests this region is devoted to processing of high acuity foveal input, which is particularly salient for complex visual stimuli like letter strings. Previous reports have highlighted disrupted processing of non-linguistic visual stimuli after damage to the left pFG, both for familiar and unfamiliar objects and also for novel faces. This study explored the nature of face processing deficits in patients with left pFG damage. Identification of famous faces was found to be compromised in both expressive and receptive tasks. Discrimination of novel faces was also impaired, particularly for those that varied in terms of second-order spacing information, and this deficit was most apparent for the patients with the more severe reading deficits. Interestingly, discrimination of faces that varied in terms of feature identity was considerably better in these patients and it was performance in this condition that was related to the size of the length effects shown in reading. This finding complements functional imaging studies showing left pFG activation for faces varying only in spacing and frontal activation for faces varying only on features. These results suggest that the sequential part-based processing strategy that promotes the length effect in the reading of these patients also allows them to discriminate between faces on the basis of feature identity, but processing of second-order configural information is most compromised due to their left pFG lesion. This study supports a view in which the left pFG is specialised for processing of high acuity foveal visual information that supports processing of both words and faces.

Indexed as

AdultAgedAged, 80 and overFaceFemaleFunctional LateralityHumansMaleMiddle AgedPattern Recognition, VisualPerceptual DisordersStrokeTemporal LobeVisual PerceptionFace recognitionPosterior fusiform gyrusPure alexiaVentral occipito-temporal cortexWord recognition

Identifiers

PMID25837867
PMCPMC4643682
OpenAlexW2048410281

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.