Guillermo Roccatagliata

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The authors have measured the correlation coefficient between W.B. and P.M. scores in 80 normal subjects, comparable for age and school. A mutual relationship between the two tests, connected by the hypothetical general intelligence factor "g", was really demonstrated. Correlation coefficient was positive and significative between W.B. total scores,(More)
Acute catatonic syndrome is a condition that can be caused by a variety of metabolic, neurological, psychiatric, and toxic conditions, including neuroleptic malignant syndrome. Although ictal catatonia as a manifestation of non-convulsive status epilepticus has been described, reference to the occurrence of seizures in patients with acute catatonic syndrome(More)
Concentration of dopamine and serotonin metabolites (HVA and 5-HIAA) in the CSF was evaluated before and after pharmacological treatment in 19 patients with different neuropsychiatric diseases. In every case a reciprocal modification of the two metabolites occurred after treatment. The result supports the hypothesis of a functional balance between the(More)
Central monoaminergic pathways dysfunction has been shown in the alcohol withdrawal syndrome of experimental animals: noradrenergic hyperfunction and serotonin transmission impairment is suggested by many studies. Trazodone is a new psychotropic drug which has a marked norepinephrine receptor blocking power; moreover, it inhibits serotonin reuptake and was(More)
One hundred and eighteen patients with neurasthenia, as defined by ICD 10 (International Classification of Diseases), participated in a randomised, double-blind, placebo-controlled trial of pivagabine (4-[(2,2-dimethyl-1-oxopropyl)amino]butanoic acid, CAS 69542-93-4, Tonerg). Pivagabine 1800 mg/d was administered orally for four weeks. At the end of the(More)
BACKGROUND Periodic paralysis is a well known complication of thytotoxicosis in Chinese and Japanese patients, but has been considered extremely rare in caucasians. PATIENTS AND METHODS Between 1991 and 1996, we admitted 8 caucasian patients to our Hospital due to thyrotoxic periodic paralysis. We retrospectively analysed their clinical manifestations. (More)
The authors have administered a test of intelligence (WAIS) and a test of attention (Color Naming) to a group of patients affected by chronic schizophrenic impairment. The scores give shape to a picture of mental deterioration, especially characterized by a decrease of attentive power. This results validates the possibility of a neuropsychological approach(More)