Hi Dr, my friend has been dealing with lichen planus in the mouth for about a year now. Can you explain exactly what lichen planus is? Whats the best treatment for it?

Lichen Planus in the Mouth_What is lichen planus?_Lichen planus is a chronic inflammatory condition that affects the mucous membranes inside the mouth, causing:1. White, lacy patches2. Red, inflamed lesions3. Painful ulcers4. Burning sensation_Causes and risk factors:_1. Autoimmune response2. Allergic reactions3. Stress4. Genetics5. Certain medications_Best medical treatments:_1. _Topical corticosteroids_: To reduce inflammation and relieve symptoms.2. _Immunosuppressive medications_: To modulate the immune system's response.3. _Antihistamines_: To alleviate itching and burning sensations.4. _Pain management_: With analgesics or anesthetics, if necessary.5. _Oral hygiene maintenance_: Regular dental check-ups and good oral hygiene practices._Other treatment options:_1. _Photodynamic therapy_: Using light to reduce inflammation.2. _Laser therapy_: To remove lesions or reduce inflammation.3. _Natural remedies_: Aloe vera, vitamin B12, and omega-3 fatty acids may help alleviate symptoms.