Hypopigmentation is a chronic condition in which areas of the skin are lighter in color than normal. Causes may include ...

Pityriasis alba is a minor form of eczema (atopic dermatitis ... White rash skin spots can occur with the following symptoms: ...

The differential diagnosis includes pityriasis rosea, vitiligo, post-inflammatory hypo or hyperpigmentation, hypopigmented mycosis fungoides, erythrasma, pityriasis alba, and seborrheic dermatitis.