Status:

TERMINATED

Melatonin Levels in Smith Magenis Syndrome (SMS)

Lead Sponsor:

Oregon Health and Science University

Conditions:

Chromosome Disorders

Eligibility:

All Genders

3-85 years

Phase:

NA

Brief Summary

The goal of this pilot project is to determine whether melatonin levels are disordered in patients with Smith-Magenis Syndrome (SMS) and whether melatonin treatment can correct abnormal circadian rhyt...

Detailed Description

Participation involves 5 stages for SMS patients. First, Subjects will complete 4 sessions of 25-hour salivary or plasma sampling, with the last sampling occurring in front of a bright light box. Seco...

Eligibility Criteria

Inclusion

  • Control participants:
  • 30 individuals: ages 55-85,
  • healthy without significant active medical problems.
  • SMS patients:
  • 20 individuals: ages 3-50,
  • with a clinical diagnosis of Smith-Magenis Syndrome by a qualified Medical Geneticist, confirmed by cytogenetic analysis documenting deletion of chromosome band 17p11.2.

Exclusion

  • Control participants:
  • A current Axis I psychiatric or substance abuse disorder according to the DSM-IV Manual, abnormal heart, liver or kidney function, diagnoses of neurodegenerative or cerebrovascular disease (Alzheimer's disease, Parkinson's disease, stroke, etc.),
  • cognitive impairment (Mini-Mental State Score \< 23) but without a formal diagnosis of dementia,
  • active symptoms of depression (Geriatric Depression Scale: 30 pt. version \> 10),
  • current diagnosis of cataracts,
  • macular degeneration or retinopathy based on eye exam by an optometrist or ophthalmologist within the past year.

Key Trial Info

Start Date :

September 1 1998

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

May 1 2009

Estimated Enrollment :

5 Patients enrolled

Trial Details

Trial ID

NCT00691574

Start Date

September 1 1998

End Date

May 1 2009

Last Update

November 27 2019

Active Locations (1)

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1

Sleep and Mood Disorders Lab, Oregon Health & Science University

Portland, Oregon, United States, 97239