The pharmacological mydriatic pupil-to-limbal diameter ratio as a intuitive predictor for the risk of intraoperative floppy iris syndrome

The pharmacological mydriatic pupil-to-limbal diameter ratio as a intuitive predictor for the risk of intraoperative floppy iris syndrome - Pupil/limbal ratio predicts IFIS

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000033012

Enrollment

Registered

2018-06-15

Start date

2014-05-01

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

Cataract

Interventions

None listed

Eligibility

Sex/Gender

Male

Inclusion criteria

Inclusion criteria: 1)Male patients who were taking alpha1-ARAs at the time of cataract surgery 2)only one eye for a case

Exclusion criteria

Exclusion criteria: Previous eye surgery, traumatic cataract, and zonulopathy

Design outcomes

Primary

Measure	Time frame
Severity of IFIS	—

Secondary

Measure	Time frame
Preoperative pupil diameter, pupil-to-limbal diameter ratio and intuitive pupil-to-limbal diameter ratio	—

Countries

Japan

Contacts

Public ContactYurika Terauchi

The Jikei University School of Medicine Department of Ophthalmology

yurika@jikei.ac.jp03-3433-1111

Outcome results