Hobnail hemangioma

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Hobnail hemangioma
Other names: Targetoid hemosiderotic hemangioma, superficial hemosiderotic lymphovascular malformation, targetoid hemosiderotic lymphovascular malformation[1]
SymptomsCentral brown or purplish small bump surrounded by bruise-like halo, typically on the trunk[2]
Usual onsetYoung to middle-age adults[2]
Differential diagnosisMelanoma[2]
FrequencyRare, adults, males>females[1]

Hobnail hemangioma is a skin condition characterized by a central brown or purplish small bump that is surrounded by a bruise-like halo, typically on the trunk.[1][2]

It may appear similar to melanoma.[2]

It was first described by Santa Cruz and Aronberg in 1988.[2]

Signs and symptoms


See also


  1. 1.0 1.1 1.2 DE, Elder; D, Massi; RA, Scolyer; R, Willemze (2018). "Soft tissue tumours: Hobnail hemangioma". WHO Classification of Skin Tumours. Vol. 11 (4th ed.). Lyon (France): World Health Organization. pp. 347–348. ISBN 978-92-832-2440-2. Archived from the original on 2022-07-11. Retrieved 2022-08-08.
  2. 2.0 2.1 2.2 2.3 2.4 2.5 James, William D.; Elston, Dirk; Treat, James R.; Rosenbach, Misha A.; Neuhaus, Isaac (2020). "28. Dermal and subcutaneous tumors". Andrews' Diseases of the Skin: Clinical Dermatology (13th ed.). Edinburgh: Elsevier. p. 594. ISBN 978-0-323-54753-6. Archived from the original on 2022-10-05. Retrieved 2022-10-05.