Status:
COMPLETED
Prospective Study of Hormone Levels After Bariatric Surgery
Lead Sponsor:
Columbia University
Collaborating Sponsors:
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
Conditions:
Obesity
Eligibility:
All Genders
18+ years
Brief Summary
This project will study the effects of surgery for obesity on bone metabolism and hormones that regulate appetite.
Detailed Description
Subjects will be recruited from the outpatient obesity and surgical clinics at Columbia-Presbyterian Medical Center after they have chosen to undergo a surgical procedure. The groups will not be rando...
Eligibility Criteria
Inclusion
- Inclusion criteria:
- Adult male or female \> 18 years of age
- Scheduled to undergo bariatric surgery
- Exclusion criteria:
- Vitamin D deficiency
- Primary hyperparathyroidism
- Treatment with lithium or thiazide diuretics which may alter PTH levels
- Osteomalacia
- Untreated hyperthyroidism, liver disease, Cushing's syndrome, rheumatoid arthritis, myeloma or Paget's disease
- Impaired renal function (serum creatinine \>2.0mg/dl) or history of renal osteodystrophy
- Use of any anti-obesity medications for over 2 weeks 90 days prior to study
- Participation in any research study 90 days prior to study
- Any malabsorption syndromes such as celiac sprue
- Previous bariatric surgery
Exclusion
Key Trial Info
Start Date :
March 17 2003
Trial Type :
OBSERVATIONAL
Allocation :
ACTUAL
End Date :
November 4 2018
Estimated Enrollment :
236 Patients enrolled
Trial Details
Trial ID
NCT00627315
Start Date
March 17 2003
End Date
November 4 2018
Last Update
September 19 2019
Active Locations (1)
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1
Columbia University Medical Center
New York, New York, United States, 10032