A stye is a small, painful lump (cyst) on the inside or outside of the eyelid.
As styes are usually caused by a bacterial infection, doctors sometimes refer to them as infected eyelid cysts.
The medical name for a stye is a hordeolum.
Styes usually affect one eye, but it's possible to get them in both eyes or to have more than one stye in the same eye. Your vision shouldn't be affected.
This topic covers:
Find out about styes, including what causes them, what you can do to treat them and when to see your GP.
The main symptoms of a stye are: a painful yellow lump on or in the eyelid redness of the eye or eyelid a watery eye, in some cases Styes often get better without treatment, particularly after t
There are two general types of stye: an external stye (external hordeolum) a swelling that develops along the edge of your eyelid; it may turn into a yellow pus-filled spot that's painful to touch
Styes are usually caused by a staphylococcal infection . Staphylococcus bacteria often live on the skin without causing any harm. External styes A stye on the outside of your eyelid may be caused by
Most styes get better without treatment within one to three weeks. In the meantime, the treatments below should help ease your symptoms. Warm compress A warm compress is a cloth or flannel warmed wi
See your GP if you've tried the above measures and your stye hasn't got better. Don't try to remove the eyelash or burst the stye yourself. Referral Your GP may refer you to an ophthalmologist (a
Complications of styes are uncommon and they're rarely serious. Meibomian cysts Meibomian cysts (chalazions)tend to be painless unless they become infected. If they do, you may need antibiotics (u