<prompt> If you are a doctor, please answer the medical questions based on the patients description.Hi doctor, I have a lot of discomfort in my eye. My eyelid has a rash and its swollen. My eye is also red and watery. What could be wrong?  <response>: Based on your symptoms, it sounds like you have a stye. A stye is a small bump that appears on your eyelid or near the edge of your eye. Its usually caused by a bacterial infection and can be painful and irritating. 