Angioma

From dermoscopedia

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 Authored by: Pedro Zaballos     ·  Ignacio Gómez Martín

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Author(s) Pedro Zaballos · Ignacio Gómez Martín
Owner Pedro Zaballos→ send e-mail
Status released
Status update August 15, 2017
Status by Ralph P. Braun


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The most common vascular lesions in childhood are the hemangiomas of infancy and, in adulthood, the cherry hemangiomas. Hemangiomas are benignis any condition that is harmless in the long run proliferations of blood vesselsare the part of the circulatory system, and microcirculation, that transports blood throughout the human body.

DermoscopyThe examination of [skin lesions] with a 'dermatoscope'. This traditionally consists of a magnifier (typically x10), a non-polarised light source, a transparent plate and a liquid medium between the instrument and the skin, and allows inspection of skin lesions unobstructed by skin surface reflections. Modern dermatoscopes dispense with the use of liquid medium and instead use polarised light to cancel out skin surface reflections.:

  • Absence of melanocyticThis glossary term has not yet been described. criteriameasure of how well one variable or set of variables predicts an outcome
  • LacunaeThis glossary term has not yet been described. (also known as lagoons): well-demarcated, round to oval red, reddish-brown or reddish-blue areas that commonly vary in size and colorColor (American English) or colour (Commonwealth English) is the characteristic of human visual perception described through color categories, with names such as red, yellow, purple, or blue. within a given lesion. Lacunae may be either tightly clustered or loosely scattered throughout the lesion and they are often located on a background of red, red-blue, or red-white homogeneous color. No vascular structuresThis glossary term has not yet been described. must be seen inside the lacunaeThis glossary term has not yet been described..
  • Occasionally, individual dilated blood vessels or a red networkThis glossary term has not yet been described. of vesselsThis glossary term has not yet been described. may be visible.
  • Hemangiomas may develop a partial thrombosis, acquiring a focal blue-black color, or a total thrombosis manifesting a jet-black color.
Vascular Figure 1.jpg
Vascular Figure 2.jpg