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Gut Microbiome and Sex as Risk Factors for Kidney Stones After Bariatric Surgery
Recruiting
Who can join
Ages 18 to 130 · All sexes
Full eligibility criteria
Inclusion Criteria: * Participants without history of stone disease, family history of stone disease * Participants pre-bariatric surgery who are approved and planned for surgery in the Bariatric Surgery Center at University of Chicago Medicine. Exclusion Criteria: * Patients with primary renal diseases or renal impairment (eGFR \< 90) * Patients with known bladder voiding problems * Patients with 25-vitamine D deficiency, as defined by level \< 25ng/mL
About the study
This is a single-center study that aims to better understand how diet and sex affect the risk of kidney stones in people who have had gastric bypass surgery. Subjects will be asked to follow a special (clinic-provided) diet for six days and come to a research clinic for 3 study visits.
What is being tested
- Special diet (other)
Sponsor: University of Chicago · Participants: 28 · Started: Nov 1, 2020
Contact the study team
- Megan Prochaska · Phone: (773) 702-1000
- Prochaska Megan, MD · Phone: (773) 702-1000
Official record on ClinicalTrials.gov — NCT04590690
Locations in the U.S.
| Illinois | University of Chicago Medical Center, Chicago |
Conditions
From ClinicalTrials.gov, data retrieved Sep 30, 2026. Each study sets its own eligibility; the study team decides who can join.