Physician

Psychiatry

Dr. Marc J. Mentis, MD

Marc Mentis works in the field of Psychiatry. Marc J. Mentis is a published physician. He has 54 publications published. The most current publication "PET reveals occipitotemporal pathway activation during elementary form perception in humans."

Publications

Effect of task difficulty on cerebral blood flow during perceptual matching of faces.
Effects of levodopa infusion on motor activation responses in Parkinson's disease.
Enhancement of brain activation during trial-and-error sequence learning in early PD.
Metabolic correlates of levodopa response in Parkinson's disease.
Metabolic changes following subthalamotomy for advanced Parkinson's disease.
Muscarinic versus nicotinic modulation of a visual task. a pet study using drug probes.
Networks mediating the clinical effects of pallidal brain stimulation for Parkinson''s disease: a PET study of resting-state glucose metabolism.
Cerebral metabolic response to passive audiovisual stimulation in patients with Alzheimer's disease and healthy volunteers assessed by PET.
Premutation female carriers of fragile X syndrome: a pilot study on brain anatomy and metabolism.
Individual differences in PET activation of object perception and attention systems predict face matching accuracy.
Reproducibility of regional metabolic covariance patterns: comparison of four populations.
Association between brain functional failure and dementia severity in Alzheimer's disease: resting versus stimulation PET study.
PET reveals occipitotemporal pathway activation during elementary form perception in humans.
Abnormal brain glucose metabolism in the delusional misidentification syndromes: a positron emission tomography study in Alzheimer disease.
Sex differences in human brain morphometry and metabolism: an in vivo quantitative magnetic resonance imaging and positron emission tomography study on the effect of a...
Time course of pharmacodynamic and pharmacokinetic effects of physostigmine assessed by functional brain imaging in humans.
Age-related reductions in human recognition memory due to impaired encoding.
Visual cortical dysfunction in Alzheimer's disease evaluated with a temporally graded "stress test" during PET.
An in vivo study of phosphorus and glucose metabolism in Alzheimer's disease using magnetic resonance spectroscopy and PET.
Reduction of functional neuronal connectivity in long-term treated hypertension.
Age-related changes in cortical blood flow activation during visual processing of faces and location.
Increasing required neural response to expose abnormal brain function in mild versus moderate or severe Alzheimer's disease: PET study using parametric visual stimulat...
Frequency variation of a pattern-flash visual stimulus during PET differentially activates brain from striate through frontal cortex.
Low glucose metabolism during brain stimulation in older Down's syndrome subjects at risk for Alzheimer's disease prior to dementia.
Interactive effects of age and hypertension on volumes of brain structures.
Relation of age and apolipoprotein E to cognitive function in Down syndrome adults.
A PET study of Turner's syndrome: effects of sex steroids and the X chromosome on brain.
Association of premorbid intellectual function with cerebral metabolism in Alzheimer's disease: implications for the cognitive reserve hypothesis.
Preferential metabolic involvement of visual cortical areas in a subtype of Alzheimer's disease: clinical implications.
Effects of prenatal exposure to cocaine and associated risk factors on language development.
Brain metabolic function in older men with chronic essential hypertension.
The comprehension of deictic terms in normal and language impaired children.
Biofeedback and stuttering.
Motivation in childhood autism: can they or won''t they?
Cohesion in the discourse of normal and head-injured adults.
Critique of Siegel: the limits of "The Limits of Science in Communication Disorders".
Analysis of topic as illustrated in a head-injured and a normal adult.
Patterns of regional brain activation associated with different forms of motor learning.
Discourse topic management in senile dementia of the Alzheimer's type.
In utero cocaine exposure and language development.
Functional correlates of pallidal stimulation for Parkinson's disease.
Functional networks in motor sequence learning: abnormal topographies in Parkinson's disease.
Parametric mapping of [18F]FPCIT binding in early stage Parkinson's disease: a PET study.
Differential cortical and subcortical activations in learning rotations and gains for reaching: a PET study.
Depression in Parkinson's disease.
Anticholinesterase effect on motor kinematic measures and brain activation in Parkinson's disease.
Executive processes in Parkinson's disease: FDG-PET and network analysis.
Early stage Parkinson's disease patients and normal volunteers: comparative mechanisms of sequence learning.
Learning networks in health and Parkinson's disease: reproducibility and treatment effects.
Relationships among the metabolic patterns that correlate with mnemonic, visuospatial, and mood symptoms in Parkinson's disease.
Tc-99m ethylene cysteinate dimer SPECT in the differential diagnosis of parkinsonism.
Primary dystonia: is abnormal functional brain architecture linked to genotype?
Pallidal stimulation for parkinsonism: improved brain activation during sequence learning.

Conditions Treated

Schizophreniform and Schizoaffective Disorder

Doctors Specialties

Psychiatry

Accepted Insurances

Education

University of Cape Town Faculty of Medicine

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