Question 1

1. What exactly is lichen planus?

Accepted Answer

Lichen planus is an inflammatory condition that can affect the skin, mouth, nails, and hair. It typically manifests as itchy, flat-topped, purplish bumps or lesions.

Question 2

2. What causes lichen planus?

Accepted Answer

The exact cause is unknown, but it's believed to be an autoimmune response, where the body's immune system mistakenly attacks its own tissues. Certain medications, infections (like hepatitis C), and allergens may trigger it in susceptible individuals.

Question 3

3. What are the common symptoms of lichen planus?

Accepted Answer

Symptoms include:

Itchy, purplish or reddish bumps on the skin, often on the wrists, ankles, and lower back.
White, lacy patches in the mouth.
Thinning or ridging of the nails.
Hair loss (lichen planopilaris).
Painful sores in the mouth.

Question 4

4. Is lichen planus contagious?

Accepted Answer

No, lichen planus is not contagious. You cannot catch it from someone else.

Question 5

5. How is lichen planus diagnosed?

Accepted Answer

A dermatologist can usually diagnose lichen planus based on a physical examination. In some cases, a skin biopsy may be needed to confirm the diagnosis.

Question 6

6. What are the treatment options for lichen planus?

Accepted Answer

Treatment aims to relieve symptoms and reduce inflammation. Options include:

Topical corticosteroids.
Oral corticosteroids.
Phototherapy (light therapy).
Topical or oral calcineurin inhibitors.
Retinoids.

Question 7

7. Can lichen planus be cured?

Accepted Answer

There's no definitive cure for lichen planus, but treatments can effectively manage symptoms and induce remission. It may recur over time.

Question 8

8. Are there any lifestyle changes that can help manage lichen planus?

Accepted Answer

For oral lichen planus, avoiding irritating foods (spicy, acidic) and maintaining good oral hygiene is essential. Stress management techniques can also be helpful. For skin lichen planus, avoid scratching, and use mild soaps.

Question 9

9. Are there complications associated with lichen planus?

Accepted Answer

Complications can include:

Post-inflammatory hyperpigmentation (darkening of the skin).
Scarring.
Oral lichen planus may increase the risk of oral cancer in rare instances.
Permanent hair loss.

Question 10

10. When should I see a dermatologist for lichen planus?

Accepted Answer

If you notice persistent itchy bumps, white patches in your mouth, nail changes, or hair loss, it's important to see us for evaluation and treatment. Early diagnosis and management can help prevent complications and improve your quality of life.

Lichen Planus

Frequently-Asked Questions (FAQ)