Purpura: Hemorrhage (bleeding) into the surface of the skin. The area of skin with purpura is greater than 3 millimeters in diameter. The appearance of an individual area of purpura varies with the duration of the lesions. Early purpura is red and becomes darker, then purple, and brown-yellow as it fades.
Quick GuideRosacea, Acne, Shingles: Common Adult Skin Diseases
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Last Editorial Review: 5/13/2016