Porokeratosis, Porokeratosis, Disseminated Actinic - DermAtlas

Contributor

Chris Ha, MD

Diagnosis

porokeratosis porokeratosis, disseminated actinic

Body Site

leg shin

Age

70 years

Pigmentation

light

Organization

annular

Color

purple

Morphology

papulosquamous (bump, scale)

Pattern

sun exposed areas

Comments

A 70 year old man had progressive violaceous atrophic plaques that first appeared on his shins when he was an adolescent. Lesions gradually increased in number particularly during the summer months. Note the double-edged border.

Description

pink to violaceous atrophic scaly plaques with a double-edged scale at the border

Image Added

1/5/2002 21:47:58

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Other Resources

PubMed Medline Plus Medscape

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