<prompt> All are true about lichen planus except:Not associated with oral ulcerWikhamsstriae presentColloid body on histologyMorphology can be represented by 5 P  <response>: Ans. A. Not associated with oral ulcerLichen Planus:Oral lesions Lacey reticulate pattern:It may be asymptomatic or patient may complain of burning sensation especially on eating spicy foods.When viewed under a magnifying lens, surface of the lesions has white streaks Wickhams striaeMorphology 5Ps: Pruritic, Polygonal, Purple but violaceous is the term to use, Plane flat topped, papules.Age: 10-40 year184.Koebner or isomorphic phenomenon may be presentHistopathology: colloid body, basal cell degeneration, band like upper dermal infiltrate, Max fosephs space, thickened granular layer 