Know about Lichen Planus

Introduction

Know about Lichen Planus – Skin conditions often confuse because many look alike, but each has its own underlying cause. One such condition is lichen planus, an inflammatory disorder that can affect not just the skin but also the mouth, nails, scalp, and even genitals. While it is not contagious, it can be uncomfortable and sometimes long-lasting if left untreated. Understanding this condition is the first step toward proper care.

What is Lichen Planus?

Lichen planus is a skin condition that causes rashes like purple, blackish itchy spots or bumps on skin. It can affect your skin, hair, mouth, genitals and nails.

Symptoms of the Lichen Planus

1. Skin: Commonly appears on the wrists, ankles, lower back and inner forearms that show flat-topped, reddish, purplish bumps. Severe itching may worsen at night.
2. Mouth: Appears like white, lacy patches on the tongue or cheeks. It can cause burning, pain or sensitivity towards tests.
3. Scalp: It causes redness and irritation on the scalp.
4. Nail: Most common things seen in this case are pitting, thickening, and separation of nails from their beds. 
5. Genital: It may cause discomfort during urination or sexual activity.

Causes of Lichen Planus

1. Immune system dysfunction
2. Genetic Factors 
3. Infections
4. Medications 
5. Allergic reactions

Conclusion

Lichen planus may not be as commonly discussed as psoriasis or eczema, but it is equally important to recognize and treat. Since it can affect multiple parts of the body and sometimes last for months, early medical guidance is essential. With the right combination of treatment and lifestyle care, lichen planus can be effectively managed, improving both comfort and quality of life.

FAQ

1. What is lichen planus?
Lichen planus is an inflammatory skin condition that causes itchy, purplish, flat-topped bumps. It can also affect the mouth, nails, scalp, and genitals.

2. Is lichen planus contagious?
No, lichen planus is not contagious. You cannot get it through skin contact, sharing clothes, or touching affected areas.

3. What causes lichen planus?
The exact cause is unknown, but it is linked to an overactive immune response. Triggers may include certain medications, infections (like hepatitis C), stress, or allergens.

4. What are the symptoms of lichen planus?
Itchy, purple, or reddish bumps on the skin
White, lacy patches or painful sores in the mouth
Nail thinning, ridging, or loss
Scalp involvement that may cause hair loss

5. How is lichen planus diagnosed?
Doctors usually diagnose it by examining the skin, nails, or mouth. In some cases, a skin biopsy may be required to confirm.

6. How is lichen planus treated?
Treatment depends on severity and location. Options include topical corticosteroids, antihistamines for itching, light therapy, and medications to reduce immune activity.

7. Can lichen planus go away on its own?
Yes. In many cases, skin lichen planus clears up within 1–2 years. However, oral and nail lichen planus may last longer and require treatment.

8. Does stress make lichen planus worse?
Yes. Stress and anxiety can trigger or worsen flare-ups. Stress management techniques like yoga, meditation, or regular exercise can help.

9. Can lichen planus turn into cancer?
Oral lichen planus has a small risk of developing into oral cancer if not monitored. Regular check-ups with a dermatologist or dentist are important.