What Is Lichen Planus and How Does It Affect You?
Published: Dec 08, 2023
Discover the mysterious skin condition known as lichen planus and how it impacts those affected.
Contents
What Is Lichen Planus?
Lichen planus is a rare skin condition that results in itchy, purplish rashes. It can appear on the skin, mouth, or even nails. The exact cause is unknown, but it's thought to involve the immune system mistakenly attacking healthy tissues.
Who Is at Risk?
Lichen planus most often affects middle-aged adults, with no strong preference for any gender or race. It's uncommon in children. Some studies suggest a link to hepatitis C, especially in certain geographic areas.

Symptoms to Watch For
Symptoms include itchy, flat-topped bumps that are purple in color. Look out for these on your wrists and ankles. In severe cases, the condition can affect your mouth, causing painful sores.
Frequently Asked Questions
The exact cause is unknown, but it's linked to the immune system.
Middle-aged adults are most commonly affected.
Yes, though it's rare in children.
Some studies suggest a link to hepatitis C.
The Bottom Line
Understanding lichen planus' symptoms and risks can help in managing and treating it effectively.
References
- Le Cleach L, Chosidow O. Clinical practice. Lichen planus. N Engl J Med 2012; 366:723.
- Schwager Z, Stern M, Cohen J, Femia A. Clinical epidemiology and treatment of lichen planus: A retrospective review of 2 tertiary care centers. J Am Acad Dermatol 2019; 81:1397.
- Pandhi D, Singal A, Bhattacharya SN. Lichen planus in childhood: a series of 316 patients. Pediatr Dermatol 2014; 31:59.
This article has been reviewed for accuracy by one of the licensed medical doctors working for Doctronic. Always discuss health information with your healthcare provider.
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