Differential Diagnosis of Pigmented Lesions in the Oral Mucosa: A Clinical Based Overview and Narrative Review Pigmented Oral Lesions: Clues to Identifying the Potentially Malignant Consultant360 Oral Melanoma: A Rare but Aggressive Oral Cancer Oral melanoma is a rare and highly aggressive malignant tumor that develops from melanocytes within the oral mucosa. It most commonly affects the Citalopram Induced Oral Melanotic Macules in a Female Patient and a Review of the Literature Cureus