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 ...

Often accompanied by a discharge that can crust over the eyelashes, conjunctivitis is highly contagious ... and treat pink eye during monsoon Stye is a painful infection of the oil glands in ...