Search Results - "Peppard, R F"

The reach-to-grasp movement in Parkinson’s disease before and after dopaminergic medication by Castiello, U., Bennett, K.M.B., Bonfiglioli, C., Peppard, R.F.

“…The aim of the present study was to assess the effects of dopaminergic medication on the organisation of the reach-to-grasp movement in Parkinson’s disease. A…”
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The reach-to-grasp movement in Parkinson's disease : response to a simultaneous perturbation of object position and object size by CASTIELLO, U, BENNETT, K, BONFIGLIOLI, C, LIM, S, PEPPARD, R. F

“…This study assessed the adaptive response of the reach-to-grasp movement of 12 Parkinson's disease (PD) and 12 control subjects to a simultaneous perturbation…”
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Clozapine in the treatment of parkinsonian patients with dopaminomimetic psychosis by WOLTERS, E. C, HURWITZ, T. A, MAK, E, TEAL, P, PEPPARD, F. R, REMICK, R, CALNE, S, CALNE, D. B

“…In a double-blind placebo-controlled study, we evaluated the effects of clozapine (75 to 250 mg/day, mean 170.8) on dopaminomimetic psychosis and parkinsonian…”
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Positron emission tomography in manganese intoxication by Wolters, E C, Huang, C C, Clark, C, Peppard, R F, Okada, J, Chu, N S, Adam, M J, Ruth, T J, Li, D, Calne, D B

“…We employed 6-fluorodopa to study the integrity of the nigrostriatal dopaminergic projection by positron emission tomography in 4 subjects with clinical…”
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Cortical glucose metabolism in Parkinson's and Alzheimer's disease by Peppard, R F, Martin, W R, Clark, C M, Carr, G D, McGeer, P L, Calne, D B

“…Characteristic regional patterns of decreased cerebral glucose metabolism (rCMRG) have been described in a variety of neurodegenerative conditions associated…”
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The effect of unilateral posteroventral pallidotomy on the kinematics of the reach to grasp movement by Bennett, Kerry M B, O’Sullivan, John D, Peppard, Richard F, McNeill, Peter M, Castiello, Umberto

“…OBJECTIVE to assess postoperative effects of unilateral posteroventral pallidotomy on the organisation of upper limb movement. METHODS A three dimensional…”
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Left posteroventral pallidotomy results in a deficit in verbal memory by Crowe, S.F., O'Sullivan, J.D., Peppard, R.F., McNeill, P.M., Bardenhagen, F., Bowden, S.

“…Whilst pallidotomy is emerging as a popular approach to the treatment to Parkinson's disease, little is yet known about the cognitive effects of this…”
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Clozapine: an antipsychotic agent in Parkinson's disease? by Wolters, E C, Hurwitz, T A, Peppard, R F, Calne, D B

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Dopaminergic effects on the implicit processing of distractor objects in Parkinson's disease by CASTIELLO, U, BONFIGLIOLI, C, PEPPARD, Richard F

“…The aim of the present study was to assess the effects of dopaminergic medication on the selection-for-action mechanisms in Parkinson's disease (PD). PD…”
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Parkinsonism with neuroacanthocytosis by Peppard, R F, Lu, C S, Chu, N S, Teal, P, Martin, W R, Calne, D B

“…Two patients with neuroacanthocytosis are described. One presented with parkinsonism and the other resembled diurnal dystonia of the Segawa type. Both patients…”
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PET studies of parkinsonian patients treated with autologous adrenal implants by Guttman, M, Burns, R S, Martin, W R, Peppard, R F, Adam, M J, Ruth, T J, Allen, G, Parker, R A, Tulipan, N B, Calne, D B

“…Transplantation of autologous adrenal medulla tissue into the striatum has recently been proposed as a treatment for Parkinson's disease. We report the use of…”
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Aging of the nigrostriatal pathway in humans by Calne, D B, Peppard, R F

“…Progressive degeneration of functionally related groups of neurons occurs in certain infective, toxic, nutritional and genetically determined neurological…”
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Diffuse Lewy body disease and progressive dementia in a young woman by Crowe, S F, Peppard, R F, Borenstein, R, Lloyd, J H

“…This report details the emergence of a progressive parkinsonian syndrome, dementia and behavioural disturbance in a 33 year-old woman which can be dated to the…”
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Decreased efficacy of levodopa with carbidopa in parkinsonian patients after adrenal-to-caudate implants by Tsui, J K, Peppard, R F, Petruk, K C, Allen, G, Burns, R S, Calne, D B

“…We studied 6 parkinsonian patients 6 weeks after unilateral adrenal-to-caudate implants. We withheld medications the night before each of 2 study days and gave…”
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Cerebral glucose metabolism in Parkinson's disease with and without dementia by Peppard, R F, Martin, W R, Carr, G D, Grochowski, E, Schulzer, M, Guttman, M, McGeer, P L, Phillips, A G, Tsui, J K, Calne, D B

“…Although cognitive impairment is commonly associated with Parkinson's disease, the relative importance of cortical and subcortical pathologic changes to the…”
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A double-blind, placebo-controlled, dose-ranging study to investigate the safety and efficacy of CY 208-243 in patients with Parkinson's disease by TSUI, J. K. C, WOLTERS, E. C, PEPPARD, R. F, CALNE, D. B

“…We carried out a double-blind rising dose study of a D-1 dopamine agonist, CY 208-243, in 6 parkinsonian patients. Deficits monitored by Columbia scores were…”
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Positron emission tomographic scanning demonstrates a presynaptic dopaminergic lesion in Lytico-Bodig. The amyotrophic lateral sclerosis-parkinsonism-dementia complex of Guam by Snow, B J, Peppard, R F, Guttman, M, Okada, J, Martin, W R, Steele, J, Eisen, A, Carr, G, Schoenberg, B, Calne, D

“…We performed positron emission tomography using 18F-6-fluorodopa on four Guamanians with an amyotrophic lateral sclerosis syndrome, eight Guamanians with…”
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Chronic subdural haematomas presenting with Parkinsonian signs by Peppard, R F, Byrne, E, Nye, D

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Cryoglobulinaemic neuropathy--a clinical spectrum by Peppard, R F, Byrne, E, Anderson, R M, Clarke, B G

“…In this report we present two cases who illustrate both ends of the spectrum of neuropathy with cryoglobulinaemia. Both patients responded well to treatment. A…”
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Unilateral pallidotomy for Parkinson’s disease disrupts ocular fixation by O’Sullivan, John D, Maruff, Paul, Tyler, Peter, Peppard, Richard F, McNeill, Peter, Currie, Jon

“…Although some motor functions of the basal ganglia have been well studied, the oculomotor functions are not well established. We studied eye movements in…”
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