Erythematous mucosa refers to abnormal redness of the mucosa, the inner lining of your gastrointestinal (GI) tract, which ...

But kids and young adults can also get it. Both oral lichen planus and leukoplakia affect the tissue lining of your mouth (mucosa), and their symptoms appear on your gums, inside your cheeks ...

and lip mucosa (5.9%). Symptoms were recorded in 53.9% of the OLP patients. Skin involvement was found in only 6.9%.