Determination and comparison of urine oxalate after different bariatric surgery

comparative study of the mean urinary level of oxalate after Roux-n-Y gastric bypass, omega loop gastric bypass and sleeve gastrectomy in patients referred to Alzahra and Kashani hospital

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

IRCT

Registry ID

IRCT20171118037525N1

Enrollment

105

Registered

2017-12-01

Start date

2017-02-19

Completion date

Unknown

Last updated

2018-02-22

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Obesity. Obesity

Interventions

Intervention 1: Intervention group: Patients undergo Roux-en-Y gastric bypass surgery. Intervention 2: Intervention group: Patients undergo omega loop gastric bypass surgery. Intervention 3: Interven

Treatment - Surgery

Intervention group: Patients undergo Roux-en-Y gastric bypass surgery

Intervention group: Patients undergo omega loop gastric bypass surgery

Intervention group: Patients undergo sleeve gastrectomy surgery

Control group: With no intervention

Eligibility

Sex/Gender

All

Age

18 Years to 60 Years

Inclusion criteria

Inclusion criteria: Informed consent to participate in research need to bariatric surgery based on ASMBS(American society for metabolic and bariatric surgery) age between 18-60 years old

Exclusion criteria

Exclusion criteria: History of the diseases that may be associated with hyperoxaluria such as Diabetes mellitus, IBD, primary hyperoxaluria, hyperparathyroidism, chronic diarrhea, short bowel syndrome, liver disease, thyroid disease, immunological diseases, cancers, chronic renal failure, urinary tract infections, pregnancy and lactation based on patient history and cases taking Hydrochlorothiazide medications taking drugs that affect oxalate or calcium oxalate supersaturation Lack of cooperation pregnancy after surgery

Design outcomes

Primary

Measure	Time frame
24 hour urine oxalate. Timepoint: Before the intervention, 1 month after the intervention, 4 months after the intervention and 7 months after the intervention. Method of measurement: Enzymatic method.	—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactMasoud Sayadi

Esfahan University of Medical Sciences

drsayadi@yahoo.com+98 31 3668 8597

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026