ClinicalTrials.gg
Sign In
Status unknownNCT05026307Updated Aug 30, 2021

Corneal Topographic Changes After Pterygium Surgery

An interventional study of Excision of pterygium in Pterygium, sponsored by Sohag University. Status unknown at 1 site in Egypt. Open to participants aged 20 Years to 70 Years. Per ClinicalTrials.gov, last updated 2021-08-30.

Sponsored by Sohag University · Not applicable, Interventional, and Treatment

The sponsor has not verified this record recently (last verified Aug 2021), so the status shown — last known as Recruiting — may be out of date.
Phase
Not applicable
Study type
Interventional
Enrollment
25
Allocation
Not applicable
Ages
20 Years to 70 Years
Sex
All
01

Study summary

The purpose of the study is to assess the corneal topographic changes after primary pterygium surgery

Read the detailed description

Prospective interventional comparative study . This study will be conducted on eyes with primary pterygium before and after successful excision in department of ophthalmology, Sohag university hospital to assess the corneal topographic changes using pentacam .

Postoperative evaluation will be scheduled for one month ,three and six months postoperative.

02

Conditions studied

  • Pterygium

Browse trials for

03

In context

Pterygium

109 studies on the registry are indexed under Pterygium; 9 are open to participants now.

This study's planned enrollment of 25 is below the median of 60 across 93 interventional studies indexed under Pterygium.

Browse Pterygium studies →

Lead sponsor

Sohag University is the lead sponsor of 1,230 studies on the registry; 636 are open to participants now.

Browse Sohag University studies →

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
20 Years to 70 Years
Sexes eligible
All
Accepts healthy volunteers
No

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • patients with primary pterygium

Exclusion criteria

Exclusion Criteria:

  • patients with recurrent pterygium
  • patients with primary pterygium with other ocular pathologies.
05

Study design

Phase
Not applicable
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrollment
25 participants (estimated)

Study arms

  • Experimental
    Pterygium

    Simple surgical excision of pterygium withe bare sclera

    Procedure: Excision of pterygium

Interventions

  • ProcedureExcision of pterygium

    Simple surgical excision of pterygium with bare sclera

06

What researchers measure

Primary outcomes

  1. Changes in corneal topography

    Detection of changes in corneal topography using Pentacam

    Time frame: One month, three and six months postoperative

07

Study locations

1 of 1 sites recruiting
  • Sohag
    Sohag, 82511, Egypt
    Recruiting
    • Osama R ElSherif, professor · Contact
08

References and documents

Publications

  • Nangia V, Jonas JB, Nair D, Saini N, Nangia P, Panda-Jonas S. Prevalence and associated factors for pterygium in rural agrarian central India. The central India eye and medical study. PLoS One. 2013 Dec 4;8(12):e82439. doi: 10.1371/journal.pone.0082439. eCollection 2013. PubMed 24324789 ↗
  • Moran DJ, Hollows FC. Pterygium and ultraviolet radiation: a positive correlation. Br J Ophthalmol. 1984 May;68(5):343-6. doi: 10.1136/bjo.68.5.343. PubMed 6712914 ↗
  • Di Girolamo N, Chui J, Coroneo MT, Wakefield D. Pathogenesis of pterygia: role of cytokines, growth factors, and matrix metalloproteinases. Prog Retin Eye Res. 2004 Mar;23(2):195-228. doi: 10.1016/j.preteyeres.2004.02.002. PubMed 15094131 ↗
  • Xu Z, Li W, Jiang J, Zhuang X, Chen W, Peng M, Wang J, Lu F, Shen M, Wang Y. Characteristic of entire corneal topography and tomography for the detection of sub-clinical keratoconus with Zernike polynomials using Pentacam. Sci Rep. 2017 Nov 28;7(1):16486. doi: 10.1038/s41598-017-16568-y. PubMed 29184086 ↗

Individual participant data

Plan to share: Undecided

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Aug 30, 2021, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT05026307
Lead sponsor
Sohag University
Responsible party
Sara Ahmed Abdelraheem (Principle investigator, Sohag University) — Principal investigator
First posted
Aug 30, 2021
Start date
Jun 15, 2021
Primary completion
Dec 2021 (estimated)
Completion
Feb 2022 (estimated)
Last update
Aug 30, 2021

Study contacts

Sara a abdel raheem, resident
Contact
saraalalem2020@yahoo.com
01153987387
Gamal A Radwan, professor
Contact

Oversight

FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is status unknown, as verified in Aug 2021. You cannot join it, but the record below documents what was studied.

Follow this study

Get an email when the registry record changes — status, dates, results — or when someone posts here.

Sign in to follow

Discussion

Questions and observations about this study, from anyone following it. Not medical advice, and not a channel to the study team — their contact details are on the registry record.

Sign in to join the discussion. Reading takes no account; posting does. You choose a display name, and a pseudonym is the default.

Nothing here yet. If you are running this trial, taking part in it, or weighing whether to, this is the place to say so.

Other studies in this condition

Pterygium →

Other studies from this sponsor

Sohag University →

Start the discussion