Lichen planus shine na kullum dermatosis wanda ke faruwa musamman a cikinbabba mai matsakaicin shekaru : yana faruwa a cikin 2/3 na lokuta tsakanin shekaru 30 zuwa 60 kuma yana da wuya a matsanancin shekarun rayuwa. Yana shafar mata da maza duka. Ya shafi kusan 1% na yawan jama'a.

Ya bayyana, a cikin yanayin sa, kamar itching scaly fata yana ɗaga wannan ƙaiƙayi, located on wuyan hannu da idon sawu musamman. Hakanan yana iya shafar mucous na baki da al'aura. Wani tsari musamman ya shafi fatar kan mutum (lichen planus pilaris).

Shin lichen planus yana da dalili?

La ba a san dalilin lichen planus ba ; muna tunanin cewa yana iya zama a autoimmune tsari amma mun rasa shaida.

wasu cututtuka suna da alaƙa tare da lichen planus: thymoma, cutar Castelman, cutar Biermer, cutar Addison, alopecia areata, ciwon sukari, ulcerative colitis…

Ƙungiyar tare da a ciwon hanta na kullum (na farko biliary cirrhosis, hepatitis C, da dai sauransu) da alama ya fi yawa a lalacewar mucosal tsarin lasisi.