Angiokeratoma (overview) D23.L

Author: Prof. Dr. med. Peter Altmeyer

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Last updated on: 05.08.2021

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angiokeratomas; Angiokeratomas; Haemangiectasia circumscriptum superficialis

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  • Heterogeneous group of congenital (vascular hamartomas) or acquired hemangiomas or vascular ectasias, in which the hyperkeratotic, warty surface was originally decisive for the naming. However, the hyperkeratosis or the warty clinical aspect are often not a leading feature or are completely absent. Thus, a uniform etiologic bracket defining the generic term "angiokeratoma" for this heterogeneous group of agiomas is also lacking.
  • Most of the so-called angiokeratomas are histologically capillary or cavernous hemangiomas or mixed patterns or, as in the case of scrotal or vulvar angiokeratomas ( angiokeratoma scroti et vulvae), phlebectasias.
  • The etiological assignment of angiokeratoma mibelli is unclear. It is said to occur mainly in adolescents on fingers and toes.
  • Angiokeratoma corporis diffusum as well as fucosidosis and beta-mannosidosis are dermatological symptoms of lysosomal storage diseases (deficiency of alpha- or beta-galactosidase; fucosidase, mannosidase).

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Angiokeratomas include:

Angiokeratomas are observed in the following lysosomal storage diseases and shape the clinical picture dermatologically:

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See under the respective clinical picture.


Please ask your physician for a reliable diagnosis. This website is only meant as a reference.


Last updated on: 05.08.2021