Wk 3 Retinopathy and Retinal Detachment Flashcards
What typically causes retinopathy?
Hypertension
Diabetes
What does retinopathy vision look like?
Splotchy
What does the retina look like on a patient with diabetic retinopathy?
Hypertension can cause what four damages to the retina?
Hard exudates
Flame hemorrhages
Macula
Cotton whool spots
What is the initial presentation of retinal detachment (while it’s still detaching)?
Sudden onset of floaters and/or flashing lights
What happens when the retina actually detaches?
Curtain like field of vision
Painless
What are the two main methods used to seal retinal breaks?
Laser photocoagulation
Cryopexy
What is cryopexy?
Creates inflammation and scarring on purpose to make the retina reattach
A scleral buckle procedure is an __ocular procedure
extraocular
What is a scleral buckle procedure?
Silicone patch wrapped around the eye so that the eyeball indents and the retina moves toward it and can reattach
What position should a patient after a scleral buckle procedure be in?
May be on bedrest and keep HOB elevated at all times
Why do you not want a patient constipated with a scleral buckle procedure?
You don’t want them bearing down to poop because this increases IOP
Pneumatic Retinopexy is a __ocular procedure
intraocular
What is a pneumatic retinopexy?
Gas bubble is injected into the vitreous cavity
Why is positioning important pneumatic retinopexy?
Patient needs to be positioned so that the bubble can apply maximum pressure on the retina by force of gravity
