| Pityriasis versicolor |
Altered pigmentary network, scaling, folliculocentricity and halo sign |
| Pityriasis rosea[8] |
Peripheral scaling (so-called collarette scales) around a diffuse and structureless yellowish centerwith dotted vessels. |
| Pityriasis alba[9] |
Pinkish areas with scaling |
| Pre vitiligo[10] |
Reduced pigmentary network, perifollicularand perilesional pigmentation |
| Seborrhoeic dermatitis[11] |
Orange-white areas, White structureless areas, dotted vessels and yellowish scaling. |
| Lichen planuspigmentosus[12] |
Diffuse brown backgrounds, hem-like pigmentary pattern, perifollicular pigmentation, blue gray dots/globules |
| Confluent and reticulated papillomatosis[13] |
Ridges and furrows, white structures, brown lines and -hairs |
