Rosacea Review - Newsletter of the National Rosacea Society

Tips for Decoding Rosacea Terms

Some articles about rosacea, particularly those reporting results of scientific studies, may contain unfamiliar medical terminology. Here is a list of some frequently used rosacea terms and their meanings.


  • Blepharitis: Inflammation of the eyelids.


  • Chalazion: A lesion on the eyelid due to plugging of the meibomian glands.


  • Edema: Swelling from abnormally large amounts of fluids in the tissues.


  • Erythema: Abnormal redness of the skin.


  • Flushing: Transient redness of the face and neck.


  • Ocular: Relating to the eyes.


  • Papule: A small, dome-shaped elevation of the skin, which may also be inflamed.


  • Phymatous: Enlarged due to the growth of excess tissue.


  • Plaque: An elevated patch on the skin, which may also be red.


  • Pustule: A small soft elevation of the skin filled with a white substance.


  • Rhinophyma: Enlargement of the nose with excess tissue.


  • Telangiectasia: Tiny blood vessels visible through the skin.


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National Rosacea Society
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Barrington, IL 60010

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The National Rosacea Society is a 501(c)(3) nonprofit organization whose mission is to improve the lives of people with rosacea by raising awareness, providing public health information and supporting medical research on this widespread but little-known disorder. The information the Society provides should not be considered medical advice, nor is it intended to replace

consultation with a qualified physician. The Society does not evaluate, endorse or recommend any particular medications, products, equipment or treatments. Rosacea may vary substantially from one patient to another, and treatment must be tailored by a physician for each individual case. For more information, visit About Us.