title: Occurrence of trichochromes in the urine of a melanoma patient.
mesh_terms: D006801:Humans; D008297:Male; D008545:Melanoma / Q000652:urine*; D008875:Middle Aged; D009362:Neoplasm Metastasis; D010860:Pigments, Biological / Q000302:isolation & purification / Q000652:urine*; D012878:Skin Neoplasms / Q000652:urine*; D013843:Thiazines / Q000302:isolation & purification / Q000652:urine*
chemical_list: D010860:Pigments, Biological; D013843:Thiazines