Clinical trial phase 2 evaluating postoperative visual functions in eyes with epiretinal membrane with good visual acuity better than 0.9 decimal unit

Clinical trial phase 2 evaluating postoperative visual functions in eyes with epiretinal membrane with good visual acuity better than 0.9 decimal unit - Evaluating postoperative visual functions in eyes with ERM with good visual acuity better than 0.9 decimal unit

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000021116

Enrollment

Registered

2016-02-20

Start date

2015-07-27

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

epiretinal membrane

Interventions

Vitrectomy

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1.eyes with epiretinal membrane 2.decimal visual acuity better than 0.9 3.age;over 20 years old 4.male/female 5.eyes without cataract which influence VA 6.systemic condition (ECOG PS 0-2) 7.internal organ function 8.informed consent

Exclusion criteria

Exclusion criteria: 1.vitrectomized eye 2.eyes with intraoccular inflammation or retinal vascular diseases

Design outcomes

Primary

Measure	Time frame
Horizontal metamorphopsia six months after surgery	—

Secondary

Measure	Time frame
Visual acuity Horizontal metamorphopsia(1,3,12M) Vertical metamorphopsia(1,3,6,12M)Vertical Aniseikonia test (1,3,6,12M) Stereo test (1,3,6,12M) evaluation of foveal thickness and IS/OS line by OCT National Eye Institute Visual Function Questionnaire 25 (NEI VFQ-25) Pathological findings	—

Countries

Japan

Contacts

Public ContactHiroyuki Nakashizuka

Nihon University hospital Ophthalmology

nakashizuka.hiroyuki@nihon-u.ac.jp03-3293-1711

Outcome results

None listed

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