Table of ContentsDefinition / general | Case reports | Clinical images | Microscopic (histologic) description | Microscopic (histologic) images | Positive stains | Negative stains | Differential diagnosis
Cite this page: Hobnail hemangioma. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/skintumornonmelanocytichemangiomahobnail.html. Accessed October 19th, 2018.
Definition / general
- Endothelial cells protrude into vessel lumina
- 7 year old boy with dark brown papule with ecchymotic halo on left upper back (Ann Dermatol 2011;23:539)
Microscopic (histologic) description
- Proliferation of irregular dissecting vascular channels lined by plump endothelial cells
Microscopic (histologic) images