RGP I&R And Recording

Question 1

How to prepare Px

Answer 1

• describe sensation
• manage expectations
• demonstrate practitioner confidence
• Px close eyes and look down to adapt

Question 2

How to prepare the lens

Answer 2

• inspect
• clean lens, rinse and conditioner

Question 3

How do you insert an RGP

Answer 3

• same lid control as SCL
• Px look at target
• place into cornea
• gently release lens
• discomfort comes from top lid interacting with lens edge, so get Px to look down

Question 4

How to remove an RGP

Answer 4

• Px looks straight ahead
• lift top and bottom lid to the top and bottom of lens
• apply pressure to edge of lens and will fall out
• if not centred, lens will just slide
• lid margins need to be against the ocular surface

Question 5

RGP white light assessment

Answer 5

• centration
• movement
• coverage

Question 6

RGP flouroscein assessment

Answer 6

• central
• mid peripheral
• peripheral

Question 7

Flouroscein pattern analysis - sphere

Answer 7

• pooling means the tear lens is thick
• look at 3 areas - centre/midperiphery/periphery

Question 8

Flourascein pattern analysis - toric

Answer 8

• brighter glow, thicker lens
• dumbell pattern when a spherical lens is tilted on a significantly toric cornea