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Melhora Precoce Na Psicopatologia Geral Através Da Estimulação Magnética Transcraniana Repetida Em Pacientes Com Esquizofrenia Refratária: Um Ensaio Clínico Piloto Duplo-cego Randomizado Controlado Com Placebo.
| Content Provider | Semantic Scholar |
|---|---|
| Author | Jesus, Danilo R. De |
| Copyright Year | 2010 |
| Abstract | Background: Schizophrenia is a complex and heterogeneous psychiatric disorder. Auditory verbal hallucinations occur in 50% to 70% of patients with schizophrenia, and are associated to significant distress, decreased quality of life and social functioning. Data from previous studies have shown that 1-hertz left temporo-parietal repetitive transcranial magnetic stimulation (rTMS) appears to be able to modulate the severity of auditory hallucinations in patients with schizophrenia. This study aimed to investigate the effects of 1 Hz rTMS of the left temporo-parietal cortex on general psychopathology, severity of auditory hallucinations, quality of life and functionality, compared to sham stimulation. Methods: Seventeen patients experiencing auditory verbal hallucinations at least 5 times per day were randomly allocated to receive either rTMS or sham stimulation. A total of 384 minutes of rTMS was administered over 20 days at 90% motor threshold using a double-masked, sham-controlled, parallel design. Results: There was a positive effect on BPRS scores on the active group compared to sham group. There was no significant difference between groups at the end of the treatment on QLS, AHRS, CGI and FAST scores. Conclusions: Compared to sham stimulation, rTMS of the left temporo-parietal cortex showed a positive effect on general psychopathology. Further studies with larger sample sizes are needed to investigate effects on quality of life and functionality, since the power of the study was lower than 50%. Also, its effect on refractory auditory hallucinations is not clear, since global and individual scores of auditory hallucinations were not different. |
| File Format | PDF HTM / HTML |
| Alternate Webpage(s) | https://lume.ufrgs.br/bitstream/handle/10183/19024/000734024.pdf?sequence=1 |
| Language | English |
| Access Restriction | Open |
| Content Type | Text |
| Resource Type | Article |