Oral Lichen planus (an inflammatory, autoimmune skin condition)

What is it?

Lichen planus is a non-infectious, itchy rash that can affect the mouth. The exact cause of lichen planus is unknown. However, the condition is not infectious and does not run in families. It cannot be passed on to other people, including sexual partners.

Oral lichen planus is often diagnosed by a dentist during routine dental check-ups. Treatments are available to help manage the symptoms and make living with it easier.

Who is affected

It is estimated that lichen planus affects 1-2% of the population worldwide and is more common in adults over the age of 40, and oral lichen planus is more common among females. The mouth is affected in around 50% of all cases of lichen planus (oral lichen planus).