Mucosal melanotic macule imapezeka pa muzi, pa palate, ndi gingiva. Mucosal melanotic macule ndi zotupa za benign pigmented zomwe zimapezeka m'mutu, zomwe zimachitika chifukwa cha kuchuluka kwa mtundu wa epithelium ndi lamina propria. Kuwonetsa kwa chipatala nthawi zambiri kumakhala kofiira, kwakuda, buluu kapena imvi, komwe kumakhala kozungulira bwino. Zotupa nthawi zambiri zimakhala zosachepera 10 mm m'mimba mwake, koma zimatha kukhala zazikulu nthawi zina. Ndi matenda abwino.

○ Kuzindikira ndi Chithandizo
Nthawi zambiri zimawonekera ngati zili ndi mawonekedwe ofanana ndi mtundu.