ISSN 0439-755X
CN 11-1911/B

›› 1993, Vol. 25 ›› Issue (03): 36-41.

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IMPAIRMENT OF VISUAL FORM DISCRIMINATION IN PARKINSON'S DISEASE

Tang Cimei;Liu Ying Institute of Psychology, Academia Sinica Cognitive Laborayort, Chinese University of Scieuce and Technology Beijing Neurosurgical Institute   

  • Published:1993-09-25 Online:1993-09-25

Abstract: Visual Form Discrimination Test (VFDT) was performed in 56 patientswith Parkinson's disease (PD). Forty-four normal subjects matched with ageand education level were taken as the control group. The results showed thatthe performance of VFDT in PD was significantly poorer than that of the con-trols, The characteristics of errors of VFDT performance in PD were analysedand the possible mechanism of the impairment was discussed.

Key words: Parkinson's Disease, Figure form discrimination, VFDT