Repeated transcranial Direct Current Stimulation (tDCS) safety in a patient with anorexia nervosa / Segurança do uso de Estimulação Elétrica Transcraniana para o tratamento de paciente com anorexia nervosa

Pedro Shiozawa, Mailu Enokibara da Silva, Mayra Querelli Bocato, Rosamaria Rasa, Quirino Cordeiro


Dear Editor,

Anorexia nervosa appears at a rate of 80- 85%, in young women at the age of 12- 25 years old, in the middle and upper socio-economic status, in whose profession a good appearance and thinness are considered as a professional and especially desirable requirement, while the small male percentage that suffer from anorexia nervosa with compulsive exercising. Although anorexia nervosa is described as primary, many patients may suffer from medical disorders, psychosis, neurosis, personality disorders and depressive inclination with lack of emotional expression(1-3). With limited resources endorsed by the medical community regarding efficient treatment for eating disorders, neuromodulation techniques may play a role in unveiling the mechanisms behind cerebral functions. Moreover, non-pharmacological brain stimulation might aid to overcome current challenges in treating eating disorders related to treatment adherence and minor side effect (4) . To the best of our knowledge, Transcranial direct current stimulation (tDCS) safety has not been evaluated in anorexia hitherto.

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