Corneal Topography
Central & peripheral Corneal curvature/keratometry readings , colored contour map
- Instrument/s: Topcon Topographer, Shin-Nippon advance Topograher
Purpose of the test: Central & peripheral Corneal curvature/keratometry readings , colored contour map( Saggital, tangential etc;) , Auto refraction
Indications:
Contraindications: –
Time duration: 5 minutes
Preparations for test: Removing the chin rest papers,Pt instructions ask to look at targets, If the pt is a contact lens wearer advise to remove lenses at least 24hrs prior to the test
Side effect: None
Place:
Which types of patients are suitable? Age 4 to 80 or more