The purpose of this current study is to examine the sensation of the corneal and conjunctiva sensation before and after pterygium surgeries by Cochet bonnet esthesiometer and to examine epidemiological, clinical and imaging factors the influence the sensation
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
SCREENING
Masking
NONE
Enrollment
100
Cochet bonnet esthesiometer- To examine sensation
To sensation before and after pterygium surgeries as measured by Cochet bonnet esthesiometer
The change in sensation in the cornea and conjunctiva after pterygium surgery as measured by Cochet bonnet esthesiometer
Time frame: Before surgery compare to one week+ one month+three months after surgery
To examine the change in dry eye syndrome that may predicate the change in sensation after pterygium surgery
Dry eye will be measured by Tear break up time
Time frame: Before surgery compare to one week+ one month+three months after surgery
To examine the change in dry eye syndrome that may predicate the change in sensation after pterygium surgery
Dry eye will be measured by Schrimer test
Time frame: Before surgery compare to one week+ one month+three months after surgery
To examine the change in dry eye syndrome that may predicate the change in sensation after pterygium surgery
Dry eye will be measured by lissamine green test
Time frame: Before surgery compare to one week+ one month+three months after surgery
To examine the change in visual acuity that may predicate the change in sensation after pterygium surgery
Visual acuity will be measured by Snellen chart
Time frame: Before surgery compare to one week+ one month+three months after surgery
To examine the change in refraction that may predicate the change in sensation after pterygium surgery:
Refraction will be measured by autorefractometer
Time frame: Before surgery compare to one week+ one month+three months after surgery
This platform is for informational purposes only and does not constitute medical advice. Always consult a qualified healthcare professional.
To examine the change in anterior chamber that may predicate the change in sensation after pterygium surgery:
Anterior chamber slit lamp examination
Time frame: Before surgery compare to one week+ one month+three months after surgery
To examine the change in imaging of anterior segment that may predicate the change in sensation after pterygium surgery:
Anterior Chamber Optical coherence tomography( AC-OCT)
Time frame: Before surgery compare to one week+ one month+three months after surgery
To examine the Recurrence of pterygium
Recurrence of pterygium as examined in slit lamp examination
Time frame: one week+ one month+three months after surgery