Refer to the passage below and then answer the question afterwards in the same language as the passage:

Passage: Early signs of melanoma are changes to the shape or color of existing moles or, in the case of nodular melanoma, the appearance of a new lump anywhere on the skin. At later stages, the mole may itch, ulcerate or bleed. Early signs of melanoma are summarized by the mnemonic "ABCDEF":

Question: What could happen to a mole in later stages?
itch, ulcerate or bleed