Completed OBSERVATIONAL NCT02059837

Clinical Analysis of Recurrence Patterns Following Conjunctival Autografts for Pterygium Surgery

Retrospective Study of Recurrence Patterns Following Conjunctival Autografts for Pterygium Surgery

Sponsor: Kyungpook National University Hospital

Interventions recurrent pterygium excision and following grafting

Updated 8 times since 2017 Last updated: Feb 10, 2014 Started: Feb 28, 2009 Primary completion: May 31, 2011 Completion: Oct 31, 2011

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

A observational or N/A phase clinical study on Recurrent Pterygium, this trial is completed. The trial is conducted by Kyungpook National University Hospital and has accumulated 8 data snapshots since 2009. Longitudinal tracking of this trial contributes to a broader understanding of treatment development timelines.

Status Flow

Change History

8 versions recorded

Sep 2025 — Present [monthly]

Completed
Sep 2024 — Sep 2025 [monthly]

Completed
Jul 2024 — Sep 2024 [monthly]

Completed
Jan 2021 — Jul 2024 [monthly]

Completed
Feb 2020 — Jan 2021 [monthly]

Completed

▶ Show 3 earlier versions

Oct 2019 — Feb 2020 [monthly]

Completed
Apr 2018 — Oct 2019 [monthly]

Completed

Phase: NA → None
Jan 2017 — Apr 2018 [monthly]

Completed NA

First recorded

Feb 2009

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Kyungpook National University Hospital

Data source: Kyungpook National University Hospital

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

• Daegu, South Korea