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These are called Meibomian glands. The eyelid has approximately 100 of these glands, which are located near the eyelashes.A chalazion is caused by a blockage of the duct that drains one of these glands.
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Styes and internal hordeola in children are usually caused by Staphylococcus aureus bacterial infections that are transmitted from a child's eyes and nose. In most cases, the bacteria enter the eye through unwashed hands or contaminated contact le...
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