title: Malignant melanoma prognostic factors 4: ulceration width.
abstract: "Ulceration width" is superior to "ulceration per se" as a prognostic variable in patients with clinical stage I melanoma. Just as thickness has replaced level of invasion, "ulceration width" will replace ulceration.
mesh_terms: D001315:Australia; D006801:Humans; D008198:Lymph Nodes / Q000473:pathology; D008545:Melanoma / Q000473:pathology*; D009367:Neoplasm Staging; D011379:Prognosis; D012878:Skin Neoplasms / Q000473:pathology*; D013548:Sweden; D014481:United States