<prompt> A lady with bilateral buccal reticulate white streaks. Pain increases on intake of spicy food and patient gives no HO tobacco but show amalgam on 3rd molar. Diagnosis?LeukoplakiaLichen planusAphthous stomatitisCandidiasis  <response>: Ans. b. Lichen planusWhite reticulate pattern is commonly seen associated with lichen planus. History of amalgam filling in teeth is also suggestive of lichen planus. 