From: Clinical guidelines for the recognition of melanoma of the foot and nail unit
C | Coloured lesions where any part is not skin colour. |
U | Uncertain diagnosis. Any lesion that does not have a definite diagnosis |
B | Bleeding lesions on the foot or under the nail, whether the bleeding is direct bleeding or oozing of fluid. This includes chronic "granulation tissue". |
E | Enlargement or deterioration of a lesion or ulcer despite therapy |
B | Delay in healing of any lesion beyond 2 months. |