Subtype 1 - flushing and persistent redness, may include visible blood vessels, stinging, burning, and swelling

Subtype 2 - bumps and pimples (with some redness, sometimes with swelling and visible blood vessels)

Subtype 3 - most commonly associated with Rhinophyma, characterized by skin thickening, often resulting in an enlargement of the nose from excess tissue

Subtype 4 - watery or bloodshot eyes, tearing and burning, swollen eyelids, recurrent styes.