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Cancerous Moles Quiz
by Staff
Most moles are harmless, but some can be dangerous. See if you know the difference between healthy and cancerous moles in this info-packed quiz.

Which type of cancer accounts for only 5 percent of skin cancer cases, yet is responsible for a large number of cancer deaths?

  • squamous cell carcinoma
  • basal cell carcinoma
  • melanoma

What's the name of the skin cell that clusters to form a mole?

  • melanocyte
  • keratinocyte
  • dermocyte

What percentage of freckles become cancerous?

  • 1 percent
  • 10 percent
  • Freckles aren't likely to become cancerous.

Which acronym does the American Academy of Dermatology use to help people determine changes in a mole?

  • ABCDE
  • MALIG
  • MOLE

What types of border irregularities are common in melanomas?

  • flaky borders
  • green borders
  • scalloped borders

What is the ideal maximum diameter size for a normal, healthy mole?

  • 1/10 inch (2.54 mm)
  • 1/4 inch (6.35 mm)
  • 1/2 inch (12.70 mm)

What is a sign that a mole is evolving?

  • itching
  • burning
  • both itching and burning

What type of test does a doctor conduct to determine whether or not a mole is cancerous?

  • a blood test
  • a biopsy
  • a urine test

What stage of melanoma indicates the cancer has not spread beyond the upper layer of skin?

  • stage 0
  • stage I
  • stage II

What is the 10-year survival rate for someone diagnosed with stage IV melanoma?

  • 14 percent
  • 32 percent
  • 68 percent