<prompt> Scarring alopecia is seen in -T.CapitisAndrogenic alopeciaAlopecia areataLichen planus  <response>: Causes of cicatricial alopecia: -Discoid lupus erythematosus and morphea - developmental hereditary : aplasia cutis -traumatic, post radiation -herpes zoster and bacterial infections -lichen planopilaris - neoplastic disorders Ref Harrison20th edition pg 1234 