Skin nonmelanocytic tumor
Vascular tumors
Hemangioma variants
Hobnail hemangioma

Topic Completed: 1 July 2012

Minor changes: 9 November 2020

Copyright: 2003-2021,, Inc.

PubMed search: hobnail [title] hemangioma

Christopher S. Hale, M.D.
Page views in 2020: 3,477
Page views in 2021 to date: 2,375
Cite this page: Hale CS. Hobnail hemangioma. website. Accessed July 24th, 2021.
Definition / general
  • Endothelial cells protrude into vessel lumina
Case reports
Clinical images

Contributed by Mark R. Wick, M.D.

Microscopic (histologic) description
  • Proliferation of irregular dissecting vascular channels lined by plump endothelial cells
Microscopic (histologic) images

Contributed by Mark R. Wick, M.D.

Hobnail hemangioma

Targetoid hemosiderotic

Contributed by Asmaa Gaber Abdou, M.D. and Nancy Asaad, M.D.

Lower lip of female

Positive stains
Negative stains
Differential diagnosis
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