Citalopram Induced Oral Melanotic Macules in a Female Patient and a Review of the Literature Cureus Solitary pigmentation of the tongue: lentigo simplex or pigmented fungiform papilla? Oral Mucosal Melanosis IntechOpen Oral Melanotic Macule MEDizzy Labial melanotic macule. B). Increased numbers of me lanocytes along Download Scientific Diagram A 9 year old boy presented for evaluation of dark spots on the tongue. The family first noted these spots 5 months prior and reported that they remained stable. Can you make a diagnosis?