Sylvia Santosa, R.D., PhD.

CONTACT

Lead Sponsor

Concordia University, Montreal

Collaborators

McGill University Health Centre/Research Institute of the McGill University Health Centre

Age

18 - 65 years

Sex

ALL

Healthy Volunteers

Yes

•Men, premenopausal and postmenopausal females between 18-65 years
•Anticipating having bariatric surgery (participants with obesity) or general surgery in the abdominal area (normal weight participants) with a duration of less than 1.5 hours.
•BMI 30 kg / m2 (participants with obesity)
•Weight Stable for a minimum of two months prior to the first pre-op visit

•Smoking
•Renal impairment defined by creatinine clearance; 60 ml/minute
•Uncontrolled hypothyroidism
•No comorbidity other than diabetes type II Exceptions: controlled hypertension, hypothyroidism controlled, controlled dyslipidemia
•Use prescribed medication that affect our outcomes E.g. Exceptions include metformin, DPP-4 inhibitors, inhibitors of the α-glucosidase, hypotensive with a stable dose for 3 months lipid lowering with a stable dose for 3 months.