"The prevalence of lichen planus varies according to studies but is estimated to be approximately 0.22-5% worldwide. Lichen planus occurs in all age groups, but is most often represented in adulthood between 30-80 years old of age 2."
Expected headings
"Associations"
"Fluoroscopy"
"Barium swallow"
"Lichen planus refers to a dermatological condition that typically affects the skin, nails, oral cavity, genitals or perineum."
"Management depends on severity and location of lichen planus. Treatment options include topical or systemic steroids, retinoids and phototherapy 3."