QuestionSBA
QuestionChoice
An external hordeolum, commonly called a stye, is an abscess at an eyelash follicle often caused by staphylococcus.
10008010
a
Infectious blockage of an eyelash follicle
QuestionChoice
A Meibomian gland abscess is also called an internal hordeolum. It is initially painful, and if blockage of the gland occurs they can leave behind a non-tender swelling called a chalazion. It does not cause a stye.
10008011
b
Blockage of the Meibomian gland
QuestionChoice
Trauma to the eye region would present with more diffuse tenderness, and there is no history of trauma described by the patient. Trauma does not cause a stye.
10008012
c
Trauma
QuestionChoice
Sinusitis is a cause of orbital cellulitis, not a stye. Orbital cellulitis is associated with more diffuse tenderness, erythema and swelling around the orbit. This contrasts to the localised swelling and tenderness of a style. Individuals are often systemically unwell from orbital cellulitis, but are not from a stye.
10008014
e
Sinusitis
QuestionChoice
An allergic reaction would result in periorbital oedema around both eyes, rather than a small, painful, unilateral lump. It would not cause a stye.
10008013
d
Allergic reaction
Concept
Chapter
2693
4637
Styes and chalazions
Topic
140
Ophthalmology
14149
A 27-year-old female presents to the GP with a small, painful lump on her eyelid. The eyelid appears red, and swollen and it is hot to the touch. Her vision is unaffected and her eye movements are normal. She is systemically well with normal observations. The GP concludes that this is most likely a stye.

Which of the following causes a stye?
a