Soft tissue

Topic Completed: 1 November 2012

Minor changes: 14 September 2020

Copyright: 2002-2021,, Inc.

PubMed search: soft tissue [title] hemangioma

Vijay Shankar, M.D.
Page views in 2020: 10,785
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Cite this page: Shankar V. Hemangioma. website. Accessed March 8th, 2021.
Definition / general
  • Common benign tumor, particularly in childhood; some may be hamartomas
  • Usually superficial (head / neck), may occur internally (1 / 3 in liver), malignant transformation rare
  • Usually localized, but may involve large segments of body (termed angiomatosis)
  • Most pediatric angiomas are present at birth and expand with growth of child; may regress at puberty
Microscopic (histologic) description
  • Increased number of vessels (normal / abnormal)
  • Readily recognizable vascular structures with red blood cells or transudate
  • Lined by monolayer of non atypical endothelial cells
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