The effect of Nd:YAG laser treatment of posterior capsule opacification on anterior chamber depth in pseudophakic eyes

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

TCTR

Registry ID

TCTR20130000006

Enrollment

Registered

2013-02-22

Start date

2013-03-11

Completion date

Unknown

Last updated

2026-08-03

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

Conditions

IOL position Refraction change after Nd:YAG capsulotomy Anterior chamber depth change after Nd:YAG capsulotomy Nd:YAG capsulotomy&#44

Interventions

Pseudophakic patients with significant PCO&#44

requires Nd

YAG posterior capsulotomy

Health Services Research

Pseudophakic patients with significant PCO

Eligibility

Sex/Gender

All

Age

40 Years to 80 Years

Inclusion criteria

Inclusion criteria: Pseudophakic eyes with visually significant PCO that need Nd:YAG posterior capsulotomy (impair visual acuity, impair contrast sensitivity, glare,etc.) IOL in the bag No contraindication of Nd:YAG posterior capsulotomy

Exclusion criteria

Exclusion criteria: Complication during cataract surgery or post-operative process Any ocular surgery during the study Prior Nd:YAG posterior capsulotomy Cannot maintain upright position during procedure

Design outcomes

Primary

Measure	Time frame
Refraction, anterior chamber depth Prior ,Post-laser 1 week, 3 month Autorefraction, IOL master	—

Secondary

Measure	Time frame
Type of IOL, size of capsulotomy, time from cataract surgery to opacification Prior ,Post-laser 1 week, 3 month Autorefraction, IOL master	—

Countries

Thailand

Contacts

Public ContactBharkbhum Khambhiphant

Chulalongkorn university

Bharkbhum@yahoo.com089-8111573

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026