title: Melanoma from unknown primary site and amelanotic melanoma.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D005260:Female; D006801:Humans; D008207:Lymphatic Metastasis; D008297:Male; D008545:Melanoma / Q000175:diagnosis / Q000401:mortality / Q000556:secondary*; D008875:Middle Aged; D009367:Neoplasm Staging; D011379:Prognosis