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December 1950

THE SYNDROME OF ANOSOGNOSIA

Author Affiliations

NEW YORK

From the Neurological Service of the Mount Sinai Hospital.

AMA Arch NeurPsych. 1950;64(6):772-791. doi:10.1001/archneurpsyc.1950.02310300019002
Abstract

WHILE accounts of cases of anosognosia1 have mainly concerned descriptions of patients who have denied the existence of left hemiplegia and blindness, there have been reported many instances of denial or unawareness of other defects. Schilder,2 Von Hagen and Ives,3 Nielsen and Ives,4 Nielsen,5 Olsen and Ruby,6 Sandifer7 and Rosenbaum8 recorded cases of denial of right hemiplegia. Unawareness of paraplegia was reported by Stengel and Steele.9 Roth10 observed anosognosia for hemiballismus. There are also cases of denial of alexia,11 auditory agnosia10 and deafness.12 Fulton and Bailey,13 Nielsen and Raney,14 and Redlich and Dorsey15 observed patients who denied that they were ill at all or that they had been operated on. Most of the discussion has centered about whether a focal lesion can produce anosognosia or whether diffuse involvement of the brain is necessary. The problem

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