There are four distinct types of rosacea:
Subtype One. Also known as erythematotelangiectatic rosacea (ETR), this form causes flushing, redness and visibly blood vessels, among other symptoms.
Subtype One.Subtype Two. Also known as papulopustular rosacea, subtype two is characterized by flare-ups that look like acne. Sufferers often report oily skin, increased sensitivity, visible broken blood vessels and raised patches of skin. It also tends to occur among middle-aged women.
Subtype One.Subtype Three. This relatively rare form of rosacea is also called rhinophyma. It's most common among men and results in thick skin on the nose, bumpy skin texture, large pores and visibly broken blood vessels.
Subtype One.Subtype Four. Ocular rosacea causes symptoms centered around the delicate eye area, such as bloodshot and watery eyes, sensitivity to light, a burning sensation, diminished vision and more.