Causes of Rosacea
Cause of Rosacea: Unknown. Probably a blood vessel disorder. May involve the Demodex folliculorum mite or Helicobacter pylori bacteria.
Triggers list for Rosacea: The list of triggers mentioned in source as possible causal factors for Rosacea includes:
- Sun exposure
- Emotional stress (type of Stress)
- Alcohol
- Spicy foods
- Exercise
- Cold wind
- Hot foods
- Hot beverages
- Hot baths
Cause details for Rosacea: Doctors do not know the exact cause of rosacea but believe that a combination of genetic predisposition and several types of environmental factors are related to its development. Some researchers believe that rosacea is primarily a disorder of the blood vessels, or vascular system, in which something causes blood vessels to swell, resulting in flushing and redness.
A tiny organism called Demodex folliculorum, a mite that lives in facial hair follicles, may be involved. Some researchers believe that these mites clog the sebaceous gland openings, leading to inflammation. Other investigators have shown a possible link between rosacea and Helicobacter pylori, a bacterium that causes infection in the gastrointestinal system. Also, some research has suggested that the immune system may play a role in the development of rosacea in some people.1
Triggers discussion for Rosacea: There are several factors that can make rosacea worse but do not cause it. For example, drinking alcohol can increase flushing and redness. Other factors known to aggravate rosacea include heat, strenuous exercise, sunlight, wind, cold, hot drinks, spicy foods, emotional stress, and coughing.1
Causes of Rosacea: medical news summaries: The following medical news items are relevant to causes of Rosacea:
Related information for causes of Rosacea:
Further relevant information on causes of Rosacea may be found
in the risk factors for Rosacea
and underlying causes of Rosacea.
Footnotes:
1. excerpt from Questions and Answers About Rosacea: NIAMS
Last revision:
June 13, 2003
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