Mucosa is involved in –: (A) Psoriasis, (B) Lichen planus, (C) Alopecia, (D) Scabies
Answer is B. Diseases involving oral mucosa :- Lichen plaints, Pemphigus, Infections (Candida, Secondary syphilis, HSV), Leucoplakia, Erythema multiforme, Peutz Jegher syndrome, Aphthous ulcers, Bechet's disease, squamous cell carcinoma