Abstract
The unusual preservation of calculation skills in a patient with severe global aphasia is described. The implications for the relationship between numerical and language abilities are discussed.
This is a preview of subscription content, log in via an institution to check access.
Similar content being viewed by others
References
Anderson SW, Damasio AR, Damasio H (1990) Troubled letters but not numbers. Brain 113:749–766
Assal G, Jacot-Descombes C (1984) Intuition arithmetique chez un acalculique. Rev Neurol (Paris) 140:374–375
Barbizet J, Bindefeld N, Moaty F, Le Goff P (1967) Persistances de possibilites de calcul elementaire an cours des aphasies massives. Rev Neurol (Paris) 116:170–178
Benson DF, Denckla MB (1969) Verbal paraphasia as a cause of calculation disturbances. Arch Neurol 21:96–102
Benson DF, Weir WF (1972) Acalculia: acquired anarithmetia. Cortex 8:96–102
Cipolotti L (1993) Acquired disorders of numerical processing. Unpublished doctoral dissertation, University College, London
Collignon R, Leclercq C, Mahy J (1977) Etude de la semiologie des troubles du calcul observés au cours des lésions corticales. Acta Neurol Belg 77:257–275
De Renzi E, Vignolo L (1962) The token test: a sensitive test to detect receptive disturbances in aphasia. Brain 85:665–678
Dejerine J (1892) Contribution à l'étude anatomoclinique et clinique des différentes variétés de cécité verbal. Mémoires de la Societé de Biologie 4:61–90
Diesfeldt HFA (1993) Progressive decline of semantic memory with preservation of number processing and calculation. Behav Neurol 6:239–242
Hecaen H, Angelergues R, Houillier S (1961) Les variétés cliniques des acalculies au cours des lésions retrorolandiques: approche statistique du problême. Rev Neurol (Paris) 105:86–103
Henschen SE (1919) Über Sprach-Musik- und Rechenmechanismen und ihre Lokalisationen im Grosshirn. Z Ges Neurol Psychiatrie 52:273–298
Hermelin B, O'Connor N (1990) Factors and prime: a specific numerical ability. Psychol Med 20:163–169
Hitch GJ (1978) The numerical abilities of industrial trainee apprentices. J Occup Psychol 51:163–176
Hodges JR, Patterson K, Oxbury S, Funnell E (1992) Semantic dementia. Brain 115:1783–1805
Kahn HJ, Whitaker HA (1991) Acalculia: an historical review of localization. Brain Cogn 17 (2):102–115
Luchelli F, De Renzi E (1993) Primary dyscalculia after a medial frontal lesion of the left hemisphere. J Neurol Neurosurg Psychiatr 56:304–307
McCarthy RA, Warrington EK (1990) Cognitive neuropsychology: a clinical introduction. Academic Press, San Diego
McCloskey M, Alimosa D, Sokol SM (1991) Facts, rules and procedures in normal calculation: evidence from multiple single patient studies of impaired arithmetic fact retrieval. Brain Cogn 17:154–203
Seron X, Noel MP (1992) Language and numerical disorders: a neuropsychological approach. In: Alegria J, Holender D, Junca de Morais J, Radeau M (eds) Analytic approaches to human cognition. Elsevier, Amsterdam
Sokol SM, McCloskey M, Cohen NJ, Aliminosa D (1991) Cognitive representations and processes in arithmetic: inferences from the performance of brain-damaged subjects. J Exp Psychol [Learn Mem Cogn] 17(3):355–376
Warrington EK (1982) The fractionation of arithmetical skills: a single study. Q J Exp Psychol 34:31–51
Warrington EK, Shallice T (1984) Category-specific semantic impairments. Brain 107:829–853
Author information
Authors and Affiliations
Rights and permissions
About this article
Cite this article
Rossor, M.N., Warrington, E.K. & Cipolotti, L. The isolation of calculation skills. J Neurol 242, 78–81 (1995). https://doi.org/10.1007/BF00887820
Accepted:
Issue Date:
DOI: https://doi.org/10.1007/BF00887820