What chronic inflammatory disorder typically involves only the middle third of the face,affects the blood vessels and hair follicles,and is characterized by persistent redness and swelling?

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Rosacea is a chronic inflammatory disorder that typically involves only the middle third of the face (forehead, nose, and cheeks). It affects the blood vessels and hair follicles and is characterized by persistent redness and swelling. Onychomycosis is a fungal infection of the nails, psoriasis is a chronic autoimmune disorder that affects the skin, and senile lentigo is a type of age-related dark spot on the skin.

What Chronic Inflammatory Disorder Typically Involves Only the Middle Third