Status:

COMPLETED

A Neuroimaging Investigation of Brain Activity in Major Depressive Disorder and Bipolar Disorder

Lead Sponsor:

University Health Network, Toronto

Collaborating Sponsors:

Eli Lilly and Company

Conditions:

Major Depressive Disorder

Eligibility:

All Genders

18-55 years

Phase:

PHASE4

Brief Summary

This study employs functional magnetic resonance imaging to compare brain activation patterns during a depressive episode in patients diagnosed with bipolar disorder, major depressive disorder, and a ...

Detailed Description

The purpose of this study is to further characterize the neural correlates of affective processing in BD and MDD subjects using fMRI. Subjects who meet criteria for a major depressive episode in the c...

Eligibility Criteria

Inclusion

  • (All three groups)
  • age 18-55 years
  • satisfactory physical health
  • education level and a degree of understanding to communicate effectively with the investigator c
  • capable of providing informed consent
  • female subjects of childbearing potential, a medically accepted means of contraception.
  • Additional inclusion criteria for the patient groups include
  • DSM-IV-TR criteria for a diagnosis of BD or MDD
  • currently meeting criteria for an MDE and
  • a Hamilton Depression Rating Scale 17 Item (HDRS-17) score of \> 17
  • blood indices within normal clinical ranges.

Exclusion

  • (All three groups)
  • DSM-IV-TR criteria for substance abuse or dependence (except nicotine or caffeine) within the past 6 months
  • comorbid neurological or other major psychiatric disorders as defined in the DSM-IV-TR;
  • history of neurological trauma resulting in loss of consciousness;
  • uncorrected hypothyroidism or hyperthyroidism, including elevated thyroid stimulating hormone (TSH);
  • other unstable medical condition;
  • female subjects who are pregnant or nursing;
  • Additional exclusion criteria for the BD and MDD group include:
  • prior failure to respond to fluoxetine and olanzapine in combination at adequate dose and duration;
  • evidence of serious risk of suicide based on clinician assessment and/or HRSD suicide item \> 3;
  • course of ECT (electroconvulsive therapy) in the preceding 6 months;
  • Young Mania Rating Scale (YMRS) \> 7;
  • administration of fluoxetine within previous 4 weeks;
  • treatment resistance as defined by the failure of two antidepressant trials from dissimilar classes
  • Hyperglycemia or diabetes mellitus as defined by a fasting blood glucose value of \> 125 mg/dl.

Key Trial Info

Start Date :

February 1 2005

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

June 1 2009

Estimated Enrollment :

42 Patients enrolled

Trial Details

Trial ID

NCT00188942

Start Date

February 1 2005

End Date

June 1 2009

Last Update

February 8 2013

Active Locations (2)

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Page 1 of 1 (2 locations)

1

University Health Network - Toronto General Division

Toronto, Ontario, Canada, M5G2C4

2

University Health Network - Toronto Western Division

Toronto, Ontario, Canada, M5T2S8