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Preliminary study on intestinal microflora and metabolomics in retinal vein occlusion

Preliminary study on intestinal microflora and metabolomics in retinal vein occlusion

Status
Recruiting
Phases
Early Phase 1
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2100046750
Enrollment
Unknown
Registered
2021-05-28
Start date
2021-07-15
Completion date
Unknown
Last updated
2022-01-10

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

Conditions

retinal vein occlusion

Interventions

patients with retinal vein occlusion :None
patients with simple cataracts:None

Sponsors

West China Hospital, Sichuan University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 65 Years

Inclusion criteria

Inclusion criteria: 1. Observation group: patients with retinal vein occlusion in the ophthalmology clinic of our hospital; 2. Control group: a healthy control group (inpatients with simple cataracts) matched by age and sex with the observation group, without systemic diseases such as hypertension, hyperlipidemia, and diabetes.

Exclusion criteria

Exclusion criteria: 1. History of eye trauma; 2. Combined with other eye diseases and surgical history except simple cataract; 3. Abnormal blood coagulation function; 4. Have a history of serious systemic diseases, such as malignant tumors, autoimmune diseases, etc.; 5. Vegetarian; 6. Have taken antibiotics, live microecological preparations, etc. within one month; 7. History of diarrhea or other gastrointestinal diseases in the past 4 weeks; 8. Insufficient specimen retention or contamination during specimen retention.

Design outcomes

Primary

MeasureTime frame
Gut microbial genomics;Metabolic function of intestinal microorganism;Trimethylamine-N-oxide;Trimethylamine;

Secondary

MeasureTime frame
Routine biochemical indicators like cholesterol and so on;

Countries

China

Contacts

Public ContactZhang Ming

West China Hospital, Sichuan University

zhangmingscu@163.com+86 18980601020

Outcome results

None listed

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