Pinguecula Flashcards
What is a pinguecula?
A fatty deposit on the limbal conjunctiva in response to UV radiation, caused by degeneration of collagen fibers.
What factors contribute to the development of a pinguecula?
UV radiation exposure, dust, wind, and sun.
What is the typical appearance of a pinguecula?
Elevated, white to yellow, less transparent than normal conjunctiva, with a fat-like appearance, sometimes with calcification.
What might happen to a pinguecula when inflamed?
It may become hyperaemic and cause mild ocular irritation, known as pingueculitis.
How does a pinguecula affect tear break-up time (TBUT)?
It causes a decreased TBUT.
Is a pinguecula usually symptomatic or asymptomatic?
It is usually asymptomatic.
What symptoms can occur when a pinguecula becomes inflamed?
Mild foreign body sensation and redness.
Can a pinguecula cause cosmetic concerns?
Yes, occasionally it can be a cosmetic concern.
What should patients be reassured about regarding a pinguecula?
That it is a benign lesion.
What preventive advice should be given to patients with a pinguecula?
Advise UV protection, such as wearing wrap-around sunglasses.
What can be used for discomfort relief when a pinguecula is inflamed?
Cold compresses and ocular lubricants.
What is the recommended management if a pinguecula does not resolve?
Routine referral for lubricants or steroid treatment.
How is pingueculitis treated when discomfort is present?
Cold compresses and ocular lubricants for relief.
What color is a pinguecula typically?
White to yellow.
What feature may sometimes accompany a pinguecula in terms of texture?
Calcification may be present in some cases.
