Q. Is oily skin usually a precursor to rosacea?

A. There is no evidence that oily skin leads to rosacea. Many rosacea patients experience dry skin, while others may have normal or oily skin, or both. The key is to use skin-care products and procedures that are suitable for your individual case.

Q. Has rosacea been linked to other diseases, particularly those relating to the immune system?

Q. I have very large pores and am very oily in the "T" zone of my face. Is this common for rosacea sufferers?

A. There is no standard skin type for rosacea patients. Many sufferers experience dry, flaky skin, while others may have normal or oily skin. The key is to identify your skin type and use medication and skin-care products that are suitable for you.