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Related Experiment Video

Updated: Jun 19, 2026

Clinical Application of Intense Pulsed Light Therapy and Radio Frequency for Treatment of Ocular Surface Diseases

Clinical Application of Intense Pulsed Light Therapy and Radio Frequency for Treatment of Ocular Surface Diseases

Published on: July 3, 2025

Risk factors associated with rosacea.

K Abram¹, H Silm, H-I Maaroos

¹Clinic of Dermatology, University of Tartu, Tartu, Estonia. kristi.abram@kliinikum.ee

Journal of the European Academy of Dermatology and Venereology : JEADV

|October 31, 2009

Summary

Rosacea is strongly linked to family history and sun sensitivity, not Helicobacter pylori infection. Previous smoking also increases rosacea risk, highlighting genetic and environmental factors in this common skin condition.

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Area of Science:

Dermatology
Epidemiology
Genetics

Background:

Rosacea is a prevalent skin condition with largely unknown etiology.
Suspected triggers include Helicobacter pylori infection, genetics, climate, and lifestyle factors.

Purpose of the Study:

To investigate multiple suspected risk factors for rosacea concurrently.
To evaluate the association between Helicobacter pylori infection and rosacea.

Main Methods:

Case-control study comparing rosacea patients with skin-healthy controls.
Data collection included questionnaires on demographics, sun reactivity, and habits.
Blood samples were analyzed for Helicobacter pylori serostatus.

Main Results:

Rosacea patients showed increased prevalence of photosensitive skin types (OR 1.75) and a positive family history (OR 4.31).
Previous smoking status was also significantly associated with rosacea (OR 2.01).
No significant differences were found in gender, H. pylori status, caffeine, alcohol, occupation, or education.

Conclusions:

Familial predisposition is a primary risk factor for rosacea.
This study found no association between Helicobacter pylori infection and rosacea.