Skin Lesions 1
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Questions and Answers

What are the stages of the multistage carcinogenesis model?

  • Initiation, promotion, and progression (correct)
  • Initiation, differentiation, and progression
  • Activation, promotion, and metastasis
  • Activation, differentiation, and invasion
  • Which Clark's level describes a tumor extending into the reticular dermis?

  • Level I
  • Level II
  • Level III
  • Level IV (correct)
  • In the TNM staging system for melanoma, what does 'N1' represent?

  • No lymph node involvement
  • Node <3 cm or <3 in-transit metastases beyond 2 cm from the original lesion (correct)
  • Node >3 cm or >3 in-transit metastases beyond 2 cm from the original lesion
  • In-transit metastases within the skin
  • What is a common characteristic of epidermal nevus?

    <p>Tan or brown warty papules</p> Signup and view all the answers

    What is the purpose of isolated limb perfusion (ILP) in patients with soft tissue sarcoma (STS)?

    <p>To deliver higher doses of chemotherapy to the area of interest</p> Signup and view all the answers

    Which type of melanoma is the most common, accounting for approximately 70% of cases?

    <p>Superficial spreading melanoma</p> Signup and view all the answers

    What is the cure rate for primary SCC using Mohs micrographic surgery?

    <p>95%</p> Signup and view all the answers

    Which of the following sarcomas is known to be very radiosensitive?

    <p>Ewing sarcoma</p> Signup and view all the answers

    In patients with Congenital Melanocytic Nevi (CMN), melanocytic proliferation within the brain parenchyma or leptomeninges is classified as:

    <p>Neurocutaneous melanosis</p> Signup and view all the answers

    What distinguishes vascular malformations from haemangiomas?

    <p>Vascular malformations grow in proportion to the body</p> Signup and view all the answers

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