Q:

Which statements about lymphangiomas are true?

0

Which statements about lymphangiomas are true?


  1. Most lesions appear during puberty
  2. These lesions frequently respond to small doses of radiation therapy
  3. The lesions usually grow slowly but may infiltrate local tissues.
  4. Malignant transformation is frequent.

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C. The lesions usually grow slowly but may infiltrate local tissues.

DISCUSSION: Lymphangiomas are congenital malformations of the lymphatic vessels. Most appear at birth or during early infancy. The lesions grow slowly and infiltrate local tissues, but actual malignant degeneration is exceedingly rare. The lesions are not responsive to radiation therapy. 

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