Pityriasis rosea is a common, harmless skin condition. The cause is unknown.<\/p>\n
1. Pityriasis rosea is not contagious.<\/p>\n
2. Pityriasis rosea clears up in about 6-12 weeks, sometimes a little longer. When clear, the skin returns to its normal appearance. Typically, there will not be scars.<\/p>\n
3. Pityriasis rosea is not related to bacteria, fungus, foods, medicines or nervous upsets.<\/p>\n
4. Pityriasis rosea disappears by itself.<\/p>\n
5. A single scaling spot (\u201cthe herald patch\u201d) often appears 1 to 20 days before the general rash. The rash covers mainly the trunk but may spread to the thighs, upper arms and neck.\u00a0\u00a0\u00a0 Pityriasis rosea usually avoids the face, although sometimes a few spots spread to the cheeks.<\/p>\n
6. Second attacks of pityriais rosea are rare.<\/p>\n
7. Some dermatologists have suggested that a virus may cause this rash. This is based on the fact that the rash usually only occurs once and can occasionally make people feel ill.<\/p>\n
8. There are different variants of PR.<\/p>\n<\/div><\/div><\/div>