The treatment of primary angle closure disease (PACD) by low-dose laser cycloplasty

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR1900024944

Enrollment

Unknown

Registered

2019-08-04

Start date

2019-09-01

Completion date

Unknown

Last updated

2019-12-16

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

Conditions

primary angle closure disease

Interventions

treatment group:low-dose laser cycloplasty

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1 Patients diagnosed as PACD. 2 The anterior chamber did not deepen after LPI, or patients with acute glaucoma attack after LPI, or UBM showed non-pupil block, the success rate of LPI was low. 3 Transparency or mild opacity of lens. 4 Obvious opacity of the lens, but the patient refused to undergo cataract surgery.

Exclusion criteria

Exclusion criteria: 1 uncontrollable hypertension (systolic pressure > 180 mmHg, diastolic pressure > 100 mmHg); 2 Poor control of blood glucose (fasting blood glucose > 10 mmol/L, 2 hours after meal glucose sugar > 15 mmol/L); 3 ocular active inflammation; 4 Patients with history of organ transplantation, such as corneal transplantation, kidney transplantation, bleeding tendency and systemic multiple organ failure; 5 Uniocular patients. 6 There are serious heart, brain, kidney and lung diseases, advanced cancer.

Design outcomes

Primary

Measure	Time frame
anterior chamber depth;	—

Secondary

Measure	Time frame
Intraocular pressure ;visual acuity;	—

Countries

China

Contacts

Public ContactYuanbo Liang

The Eye Hospital, School of Ophthalmology and Optometry, Wenzhou Medical University

yuanboliang@126.com+86 13625772422

Outcome results

None listed

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