Zobrazeno 1 - 10
of 12
pro vyhledávání: '"Cris W. Johnston"'
Autor:
Cris W Johnston
Publikováno v:
Psychiatric Annals. 16:47-51
Autor:
J. Thomas Hutton, Cris W. Johnston
Publikováno v:
Behavior Research Methods & Instrumentation. 11:422-426
An inexpensive head-mounted scene holder is described. In contrast to the usual biteboard/fixed-head approach, the present apparatus allows head movements without introducing substantial artifact. This enables eye movement investigations of brain-dam
Publikováno v:
Neuro-Ophthalmology. 7:105-112
Eye fixation durations during complex visual search were compared among groups of idiopathic dementia (presumed Alzheimer's disease), dementia secondary to frontally placed mass lesions, pseudodementia of depression, and elderly normal controls. The
Autor:
Cris W. Johnston, Francis J. Pirozzolo
Publikováno v:
Perceptual and Motor Skills. 53:623-632
Eye movements were recorded using an infra-red reflection method from two female subjects while they took the Peabody Picture Vocabulary Test. The purpose of the study was to investigate the manner in which oculomotor behavior may characterize an ind
Publikováno v:
Developmental Neuropsychology. 2:113-123
A male child diagnosed with acute lymphocytic leukemia at age 3 and subsequently treated prophylactically with cranio‐spinal radiation and chemotherapy was neuropsychologically evaluated while in remission at ages 7 and 12 with particular emphasis
Autor:
Elsa Shapiro, Cris W. Johnston
Publikováno v:
Cortex; a journal devoted to the study of the nervous system and behavior. 22(2)
A case of right visual hemi-inattention is reported in a right-handed 14-year-old male who, as an infant, suffered a left hemisphere subdural hemorrhage and subsequently developed a large left posterior porencephalic cyst and right homonomous hemiano
Publikováno v:
Perceptual and motor skills. 49(1)
Three types of oculomotor programming disturbances are described in patients with the dementia syndrome. This report describes two of these abnormalities, poorly regulated gaze patterns and a programming type of gaze perseveration. All patients showe
Autor:
Leonard Diller, Cris W. Johnston
Publikováno v:
Journal of clinical and experimental neuropsychology. 8(1)
The severity of visual hemineglect (VHN), as defined by a VHN Index from scores obtained on letter cancellation and visual matching tests, was compared to eye movement behavior during a visual searching task in a group of right-hemisphere stroke pati
Autor:
Cris W. Johnston
The ability to maintain steady fixation for short periods of time was found to decrease as the severity of visual hemi-inattention increased in right-hemisphere stroke patients and matched normal control subjects. Performance was best in the central
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::33be1d7501e9b0836363ad2d32be183e
https://doi.org/10.1016/s0166-4115(08)61865-8
https://doi.org/10.1016/s0166-4115(08)61865-8
Autor:
Cris W. Johnston, Brenda Lanak
Publikováno v:
Journal of Learning Disabilities. 18:377-378
The Bender Gestalt Test was administered to 25 children referred for neuropsychological assessment and scored using the Koppitz system and the Watkins system. Although the scores obtained using the two different sets of criteria were highly correlate