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Chittaranjan Andrade

Publications and source records attributed to Chittaranjan Andrade.

48 records · Page 3Linked to original sources

GS-02 for dysthymic disorder: results of a preliminary, open study.

In an open clinical trial, 15 patients diagnosed with DSM-IV dysthymic disorder were treated with GS-02, a herbal formulation containing extracts of four Indian herbs: Ashvatha, Kapikachu, Dhanvayasa, and Bhuriphali. Twelve patients completed the study. The medication was very well-tolerated. Among treatment completers, three (25%) patients showed no response, two (16.7%) showed partial response, and seven (58.3%) showed good response; these response rates are similar to what can be expected from an allopathic antidepressant trial. In an intent- to-treat analysis, significant improvement was observed on Hamilton depression ratings as well as on global measures. The results of this preliminary study encourage further clinical investigation of the GS-02 formulation.

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Dopaminergic Effects of Repeated Electroconvulsive Shocks.

Dopamine (DA) autoreceptor and postsynaptic receptor changes following repeated electroconvulsive shocks (ECS) were investigated in rats using the indices of low- and high-dose apomorphine-induced motility responses. Repeated ECS produced no changes in the DA autoreceptors; however, enhanced postsynaptic receptor-mediated responses were observed, suggesting increased sensitivity of the DA postsynaptic receptors.

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Mania as a Side Effect of Electroconvulsive Therapy.

Thirty-two endogenous depressed patients (RDC) were treated with electroconvulsive therapy. Four patients (12.5%) developed a transient manic reaction; in two cases, this reaction occurred in mid-depression. Mania is not a generally recognized side effect of ECT; we detail the clinical characteristics, but fail to define clinical predictors of vulnerability.

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Predicting the Outcome of Endogenous Depression Following Electroconvulsive Therapy.

Endogenous depression is known to be associated with good outcome following electroconvulsive therapy (ECT). In a double-blind, prospective study, we applied three clinical predictive indices and one diagnostic index to a cohort of 29 endogenous depressed patients, to obtain better predictors of outcome following ECT. The Newcastle Prognostic Index identified ECT responders with high specificity but low sensitivity; other indices, such as those described by Hobson (1953) and by Mendels (1967), were neither sensitive nor specific in predictive standards. If ECT-treated depressed patients are pre-selected for endogenous symptomatology, fresh clinical predictive indices need to be developed.

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A Double-Blind Comparison of Sinusoidal Wave and Brief-Pulse Electroconvulsive Therapy in Endogenous Depression.

In a double-blind prospective study, 29 endogenously depressed patients (RDC) were randomized into sinusoidal wave (SW) and brief-pulse (BP) electroconvulsive therapy (ECT) groups. Bilateral modified treatments were administered on alternate days, three per week, and the treatment variables of current dosage and seizure duration were monitored for each treatment. Significantly more patients responded to SW than to BP ECT, but a comparable number of treatments was required to produce this response in the two groups. There was no difference in clinical or treatment variables between the SW and the BP groups, nor between ECT responders and nonresponders, with the exception that the SW-treated patients received larger doses of current per treatment than did the BP patients. For endogenous depression treated with ECT, we conclude that cumulative seizure duration may not be a parameter of significance, that overall rate of recovery in ECT responders is independent of stimulus waveform, and that some depressives may respond to SW but not to BP ECT. We suggest that the antidepressant effect of the ECT seizure may be characterized by a therapeutic window in current requirements; alternatively, a putative response threshold (again in terms of current requirement) may exist, which is higher in some patients than in others.

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ECT: a measured defence.

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Electroconvulsive Therapy↗