Clinical Research Directory

Inclusion Criteria: Anorexia nervosa 1. Anorexia nervosa according to Diagnostic and Statistical Manual of Mental Disorders (5th edition) (DSM-5); 2. Age: 13-35 (including 13 and 35) 3. BMI: 13-17.5kg/m\^2 4. The participants and/or their legal guardians ( for participants who are younger than 18-year-old) sign the informed consent form voluntarily and agree to participate in all visits and examinations as required by the trial protocol. 5. Do not take any psychiatric medications in past one month. Bulimia nervosa 1. Bulimia nervosa according to Diagnostic and Statistical Manual of Mental Disorders (5th edition) (DSM-5); 2. Age: 13-35 years old (including 13 and 35) 3. The participants and/or their legal guardians ( for participants who are younger than 18-year-old) sign the informed consent form voluntarily and agree to participate in all visits and examinations as required by the trial protocol. 4. Do not take any psychiatric medications in past one month. Exclusion Criteria: 1. Patients who meet DSM-5 diagnostic criteria for other mental disorders: Major depressive disorder, anxiety, obsessive-compulsive disorder, personality disorder, mental retardation; drug and/or alcohol dependence; 2. Patients who receive repetitive Transcranial Magnetic Stimulation (rTMS) or modified electroconvulsive therapy (MECT) treatment in past six months. 3. Patients with severe suicidal tendencies or suicidal behavior 4. Pregnant or lactating women; 5. Patients with MRI contraindications; 6. Patients who are regarded as unsuitable by investigators for this clinical trial.