angiokeratoma

Term: angiokeratoma

Literally meaning: “growth of horned vessels”

Origin: Anc Greek
αγγείο/aggio (=vessel, receptacle) > άγγος/aggos(=tube)

+(-ωμα)/(-oma)=suffix denoting state or condition of mass growth

Coined/History

The term angiokeratoma was coined by Mibelli in 1889. Solitary angiokeratomas were first described by Imperial and Helwig in 1967. They are the most common form of angiokeratomas, and the reported frequency varies from 70% to 83% of all angiokeratomas.

Sources

1. Mibelli  V Di una nuova forma di cheratosi “angiocheratoma” [a new type of keratosis “angiokeratoma”]. G Ital Dermatol Venereol 1889;30285- 301
2. Imperial  RHelwig  EB Angiokeratoma: a clinicopathological study. Arch Dermatol 1967;95166- 175

Definition
Angiokeratoma is a benign vascular  lesion, resulting in small marks which range in colon from red to blue and the skin involved is usually thickened (hyperkeratosis, acanthosis).