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Warmer days, lighter formulas. Stay in control with a shine-free finish.
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Warmer days, lighter formulas. Stay in control with a shine-free finish.
Skincare for warmer days: The portable, purifying, and mattifying stick L55

Skincare for warmer days: The portable, purifying, and mattifying stick L55

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Pityriasis alba

Pityriasis alba is a benign skin condition, common in children and adolescents, characterized by the appearance of light-colored, slightly scaly patches, often on the face, arms, or trunk. Although harmless, it can sometimes be a source of concern. Fortunately, pityriasis alba usually resolves spontaneously at puberty.
Vitiligo ou pityriasis alba
Skin concerns
6 min of reading
Pityriasis Alba or Vitiligo: How to Distinguish Between These Two Conditions?

Pityriasis alba and vitiligo are two skin diseases that present with skin depigmentation, sometimes making their distinction challenging. What are the specificities of each, and how can they be differentiated? Discover this by continuing your reading.

FAQ about pityriasis alba

What are the causes of pityriasis alba?

The etiology of pityriasis alba remains unknown to this day.

Is pityriasis alba contagious?

No, pityriasis alba is not contagious.

Does pityriasis alba leave scars?

No, pityriasis alba generally does not leave scars on the skin.

Can sun exposure worsen pityriasis alba?

The contrast between the patches and tanned skin can make them more visible after sun exposure, but no established link exists between sun exposure and pityriasis alba.

Is pityriasis alba a form of eczema?

Pityriasis alba can be associated with atopic or dry skin, but it is not classified as eczema in its own right.

What causes the white patches seen in pityriasis alba?

They result from a temporary decrease in melanin production. Low-grade inflammation disrupts melanocyte activity.

How long do the spots last?

They may persist for several weeks to several months. Repigmentation occurs gradually.

Can pityriasis alba cause itching?

Yes, mild itching may occur. It is generally moderate and related to skin dryness.

Is pityriasis alba related to a deficiency?

No specific nutritional deficiency is clearly associated. It is primarily a localized skin disorder.

Can pityriasis alba occur in adults?

Yes, but it is less common. It remains more frequent in children.

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