Zhongshan angle-closure prevention (ZAP) study

Not Applicable

Completed

• Conditions: Angle-closure glaucoma; Eye Diseases; Glaucoma

• Registration Number: ISRCTN45213099
• Lead Sponsor: niversity College London (UK)

Brief Summary

2012 Results article in http://www.ncbi.nlm.nih.gov/pubmed/22424576 Visual symptoms 2019 Results article in https://www.ncbi.nlm.nih.gov/pubmed/30878226 results 2022 Results article in https://pubmed.ncbi.nlm.nih.gov/35501120/ Cataract progression (added 03/05/2022) 2023 Results article in https://pubmed.ncbi.nlm.nih.gov/37236768/ Iris volume change (added 30/05/2023)

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2008-05-06
• Study Completion: 2017-02-28
• Last Update Posted: 13 June 2023

Recruitment & Eligibility

• Status: Completed
• Sex: All
• Target Recruitment: 1100

Inclusion Criteria

1. Anatomically narrow drainage angles in the anterior segment of the eye
2. No evidence of primary angle-closure (high pressure or peripheral anterior synechiae)
3. Aged greater than or equal to 50 years

Exclusion Criteria

1. Inability or unwillingness to give informed consent
2. Raised intraocular pressure, peripheral anterior synechiae or glaucomatous optic neuropathy
3. Previous intraocular surgery

Study & Design

• Study Type: Interventional
• Study Design: Not specified