title: [Malignant melanoma of the hard palate: report of a case and its development from excised melanin pigmentation of the gingiva after a symptomless seven-year period].
mesh_terms: D001706:Biopsy; D001932:Brain Neoplasms / Q000401:mortality*; D005881:Gingiva / Q000601:surgery*; D006801:Humans; D008297:Male; D008545:Melanoma / Q000209:etiology*; D008875:Middle Aged; D009362:Neoplasm Metastasis; D010157:Palatal Neoplasms / Q000209:etiology*; D010859:Pigmentation Disorders