- Round or oval patches of pale pink or red skin
- Dry scaling
- Lesions are round or oval raised or flat , of 0.5 to 2cm in size although may be larger if they occur on the body (up to 4cm), and usually number from 4 or 5 to over 20.
CausesThe exact cause is unknown but certain risk factors include:
- Excessive dry skin followed by sunlight exposure may lead to pityriasis alba
- Family history
- Rashes on dry skin
- Medical conditions like asthma and allergies