Inner Nuclear Macular Microcyst is a Risk Factor for Macular Cystoid Changes After Phacoemulsification in Eyes With Previous Vitrectomy and Macular Pucker Removal

Status

Completed

Phases

Unknown

Study type

Observational

Source

ClinicalTrials.gov

Registry ID

NCT03934190

Enrollment

Registered

2019-05-01

Start date

2014-10-01

Completion date

2019-03-31

Last updated

2019-05-02

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

Conditions

Macular Cyst, Macular Pucker

Keywords

macular edema, pseudophakic cystoid macular edema, macular pucker, internal limiting membrane peeling, pars plana vitrectomy

Brief summary

To evaluate the visual acuity, macular thickness, morphological changes after cataract surgery in eyes with previous vitrectomy for macular pucker. Associated risk factors were also investigated.

Interventions

None listed

Study design

Observational model

CASE_ONLY

Time perspective

RETROSPECTIVE

Eligibility

Sex/Gender

ALL

Age

50 Years to 80 Years

Healthy volunteers

Inclusion criteria

* Patients had macular pucker surgery before cataract surgery. * Follow up over 1 year.

Exclusion criteria

* Patients had any surgical complications such as posterior capsule rupture, vitreous loss, prolapse through the wound or iris trauma * Patients had diabetes mellitus. * Patients had uveitis or other inflammatory eye disease. * Patients had history of retinal vein occlusion. * Patients had retinal detachment; or previous vitrectomy for a disease other than macular pucker.

Design outcomes

Primary

Measure	Time frame	Description
Wilcoxon Signed-Rank test	1 day, 1 week, 1 month, 3 months, 6 months and 1 year	A statistical comparison of average of different time point

Secondary

Measure	Time frame	Description
visual acuity	1 day, 1 week, 1 month, 3 months, 6 months and 1 year	visual acuity change in logMAR in different time point

Outcome results