pimples acne treatment acne rosacea dandruff seborrheic dermatitis skin care products PIMPLES Learn About Acne Literally translates as acne = "to erupt" and vulgaris = "the most common or ordinary variety", therefore, the most common or ordinary variety or eruption. Pronunciation = ak' knee  Synonyms = "break outs," "blemishes," "zits," and "pimples" The identifying features of rosacea are: a diffuse transient redness of the skin of the face and neck caused either by emotion blush or physical/external stimuli flush, such as drinking hot liquids or eating spicy foods increased oiliness of the skin blemishes/pimples papules and pustules enlargement of the small blood vessels of the face telangiectasias increased pore size swelling of the skin, especially of the nose rhinophyma eye involvement blepharitis, conjunctivitis, iritis, keratitis A predisposition to rosacea or "prerosacea" may be identified in the teens and twenties.