Status:

COMPLETED

Growth Hormone, Cardiovascular Risk, and Visceral Adiposity

Lead Sponsor:

Massachusetts General Hospital

Conditions:

Obesity

Eligibility:

All Genders

18-45 years

Phase:

NA

Brief Summary

This study will compare growth hormone levels and cardiovascular risk markers in normal weight and overweight women and men. In women and men with increased abdominal weight, growth hormone (GH) versu...

Detailed Description

The purpose of this study is to measure growth hormone levels in women and men who are normal weight, overweight, and obese. Growth hormone levels will be correlated with body weight, body composition...

Eligibility Criteria

Inclusion

  • For growth hormone measurement part (for men and women):
  • For visceral adiposity arm: waist circumference greater than or equal to 88 cm for women or 102 cm for men, and BMI greater than or equal to 25 kg/m2
  • For lean controls: BMI 18.5 to 24.9 kg/m2
  • For growth hormone treatment part (for men and women):
  • Visceral adiposity (waist circumference greater than or equal to 88 cm for women and 102 for men, BMI greater than or equal to 25 kg/m2)
  • IGF-I within the lowest 2 quartiles for age and gender
  • Willingness to maintain current activity level and diet

Exclusion

  • Diabetes mellitus (fasting plasma glucose greater than 126 mg/dL or 2-hour post-oral glucose tolerance test \[OGTT\] plasma glucose greater than 200)
  • Taking the following medications in the last 3 months: weight loss or lipid-lowering agents, medications to treat diabetes mellitus or "pre-diabetes", oral contraceptives or estrogen-containing medications, other medications known to significantly affect weight
  • Smoking
  • Hematocrit below the lower limit of normal
  • Amenorrhea for 3 months (in women)
  • Pregnant or breastfeeding (in women)
  • Polycystic ovary syndrome (in women)
  • Weight that exceeds 280 pounds
  • SGPT greater than 2 times the upper limit of normal
  • History of malignancy, except for fully resolved basal cell carcinomas of the skin (Specific Aim 2 only)
  • Radiation exposure greater than 1000 mrem over the last 12 months
  • Previous diagnosis of cardiovascular disease
  • History of pituitary or hypothalamic disease, brain radiation, or childhood growth hormone deficiency
  • History of carpal tunnel syndrome that has not been surgically treated

Key Trial Info

Start Date :

November 1 2004

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

June 1 2013

Estimated Enrollment :

142 Patients enrolled

Trial Details

Trial ID

NCT00131378

Start Date

November 1 2004

End Date

June 1 2013

Last Update

March 11 2016

Active Locations (1)

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1

Massachusetts General Hospital

Boston, Massachusetts, United States, 02114