Age12 Years - 18 Years
Sexall
Healthy VolunteersNo
Age GroupsChild (0-17), Adult (18-64)
Inclusion Criterion:
* Between the ages of 12-18 years.
* Diagnosis of MDD and not exhibited symptom remission CDRS-R (\> 28 but \< 40) despite being administered a standard therapeutic dose of an SSRI continuously for a minimum of 6 weeks.
* Ability and willingness to provide assent and informed, written consent from at least one biological parent.
* Present with biological parent or legal guardian.
* Willingness to maintain current dietary habits.
* Permission from treating physician
* Able to perform fMRI/MRS.
Exclusion Criterion:
* Inability or unwillingness to provide consent.
* Antecedent or concurrent serious medical illness.
* Clinically unstable medical disease, including cardiovascular, hepatic insufficiency, severe renal impairment, gastrointestinal, pulmonary, metabolic, endocrine, obesity or other systemic disease.
* History of seizures, excluding febrile seizures in childhood.
* Patients requiring treatment with any drug which might obscure the action of the study treatment.
* Female patients who are either pregnant or lactating.
* Clinically significant laboratory abnormalities in the last year on CBC or TSH tests.
* Judged clinically to be at suicidal risk (defined as having active suicidal ideation, intent or plan, or a serious suicide attempt within the past 6 months, or a baseline CDRS-R suicide score of \>3).
* Hospitalized within the last 3 months
* Greater than 1 year outside appropriate age/grade level
* Pacemaker
* Cerebral aneurysm clip
* Cochlear implant
* Metal fragments lodged within the eye or braces
* Claustrophobia
* Necessity of sedation (no sedation will be given).
* History of loss of consciousness \> 10 minutes in duration
* Allergy to seafood.