<prompt> Koenen tumor seen in -NeurofibromatosisTuberous sclerosisStruge weber syndromeTuberculosis  <response>: Ans. is b i.e., Tuberous sclerosis Feriuneual fibromas Koenens tumors:-Present in 20 of patients of tuberous sclerosis.Develop in adult life.o Small, pink, sausage-shaped growths arising from under the nail folds; may distort the nail plate. 