Styes can form on the outside (external) or inside (internal) of your eyelid. External styes are more common than internal styes. Most external styes start in an eyelash follicle, but may also ...

Source: Focus Medica. A small red, painful lump in the edge of the eyelid. Stye is usually caused by bacterial infection. It may be present inside or outside the eyelid on one or both eyes and is ...

A stye is a painful lump ... Blepharitis affects the eyelid, while conjunctivitis affects the conjunctiva, which is the tissue that lines the inside of the eyelids and the white of the eye.

Styes are small pimple ... them as pressure and pus build up inside. The area surrounding them may appear reddish and warmer ...

But unlike with pink eye, a stye is often accompanied by a pimple-like bump on the eyelid. This bump can also occur inside of the eyelid, causing swelling and redness on the external part of the eye.

Eyelid bumps are often caused by a small infection like a stye or a medical condition like xanthelasma. While most eyelid bumps aren't dangerous, you may need to see a doctor to get rid of them if ...