What should you know about left eye stye?

A stye may appear at the edge of the upper or lower eyelid as a red, sore swelling. The area can feel gritty, watery, or sensitive when you blink. A small amount of crusting or eye discharge may occur, but marked changes in vision are not typical. Avoid squeezing or piercing the lump because this can irritate the eyelid and spread infection to nearby tissue. Red eye or discharge affecting more of the eye may need a different assessment.

Wash your hands before touching the eyelid. Hold a clean, comfortably warm compress over the closed eye for several minutes, repeating this through the day, and use a fresh clean cloth each time. Gently clean away crusting with clean water. Pause eye makeup and contact lenses until the eyelid has settled, and do not share towels, cosmetics, or eye products. A pharmacist or clinician can advise whether any treatment is appropriate, especially if the swelling is recurrent or not improving.

Arrange prompt medical assessment if pain is severe, swelling spreads around the eye, the eye becomes difficult to open, vision changes, or light becomes unusually uncomfortable. Seek urgent help if you feel very unwell or the eye itself is painful. A GP consultation can help when the lump keeps returning, drainage is persistent, or home care has not helped.

Ask whether the lump is confined to the eyelid, whether another cause of red eye should be considered, and which products are safe near your eye. Mention contact lens use, repeated styes, discharge, vision changes, and how long the swelling has been present.