A red bump on the upper or lower eyelid which is an infection of the oil gland in the eyelid. It could be caused by poor hygiene, or other conditions such as blepharitis, dermatitis, or diabetes. Symptoms include:
Swelling, redness, pain, or tenderness of the eyelid
Feeling like there is something in your eye.
Crusting of the eyelid
This condition can be diagnosed by an optometrist with an external examination of the eye.
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