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 (B)</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 (C)</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 (A)</p> Signup and view all the answers

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

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

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

<p>Ewing sarcoma (D)</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 (B)</p> Signup and view all the answers

What distinguishes vascular malformations from haemangiomas?

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

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