The morphologic differences in idiopathic epiretinal membranes and visual outcomes after vitreous surgery

The morphologic differences in idiopathic epiretinal membranes and visual outcomes after vitreous surgery - The morphology of idiopathic epiretinal membranes and visual outcomes

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000007392

Enrollment

Registered

2012-02-29

Start date

2012-03-01

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

idiopathic epiretinal membrane

Interventions

Flat shaped morphology in in epiretinal membranes before surgery. Mountain shaped morphology in in epiretinal membranes before surgery.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients who was diagnosed with idiopathic epiretinal membrane and undergone vitreous surgery.

Exclusion criteria

Exclusion criteria: Cases of secondary epiretinal membrane, a history of ocular surgery and inflammation, the presence of other ocular diseases, and intraoperative complications such as posterior capsule rupture and severe iris damage. Cases with severe lens opacity (more than grade 4 for any type of cataract: cortical, nuclear or posterior subcapsular) by the LOCS (lens opacities classification system) III classification.

Design outcomes

Primary

Measure	Time frame
Best corrected visual acuity at 12 months after surgery. Macular thickness at 12 months after surgery.	—

Countries

Japan

Contacts

Public ContactTakeshi Tomomatsu

Faculty of Medical Sciences, University of Fukui Department of Ophthalmology

ttomomatsu@live.jp0776-61-8403

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026