Internal Stye: Develops inside the eyelid and is less visible but can cause more discomfort. Causes: - Bacterial infection (most commonly Staphylococcus aureus). - Blockage of oil glands in the ...

There's one particular bacterium that leads to stye infections: Staphylococcus aureus. According to Tina Singh, MD, an ophthalmologist at Duke Eye Center, it's one of the most common bacteria on ...

If anyone has recurrent infections, particularly skin infections such as abscesses, styes or boils, they need a medical check up to make sure that their immunity is normal. Another condition which ...

Styes are usually not related to any disease and do not harm the eye or vision. You mention your son's immune system. Although any persistent skin infection should alert you to possible low ...