QuestionSBA
QuestionChoice
A stye is an infection of a hair follicle within the eyelid. It can present as a little bump on the eyelid and is usually painful. The most common organism that causes styes is *S. aureus*. Usually, no treatment is needed, but a warm compress can be used to help relieve symptoms.
10023710
a
Stye
QuestionChoice
Entropion is where the eyelid is turned inwards, leading to the eyelashes scraping the cornea. As there is no mention of the eyelid being turned inwards in this question, this answer choice is unlikely.
10023714
e
Entropion
QuestionChoice
Herpes simplex keratitis (HSK) is inflammation of the cornea, not the eyelid. The symptoms are typically a painful, gritty sensation in the eye, along with decreased visual acuity.
10023712
c
Herpes simplex keratitis
QuestionChoice
Ectropion is where the eyelid is turned outwards, leading to a watery, inflamed eye. It is almost always the lower eyelid, so is unlikely to happen in this patient as their swelling is on the upper eyelid. The treatment for ectropion is surgical correction of the eyelid.
10023713
d
Ectropion
QuestionChoice
A chalazion is a swelling of the eyelid due to a blocked Meibomian gland (which contributes to creating tears) and is usually firmer than a stye. It can be differentiated from a stye as a chalazion is not usually painful, whereas a stye usually is.
10023711
b
Chalazion
Concept
Chapter
2693
4637
Styes and chalazions
Topic
140
Ophthalmology
17140
A 35-year-old female presents to the GP with pain around her eye and swelling around the upper eyelid. There is no change to her vision.

On closer examination, the GP notices that there is a swollen infected hair follicle.

What is the most likely diagnosis?
a