| • | (after onset, several days or weeks of progression) |
| • | asymptomatic and self-limited with spontaneous resolution in 3 to 9 months |
| • | ddx: linear LP, ILVEN, verruca plana, nevius unis lateris |
| • | seen primarily along Baschko’s lines |
| • | Histology: not diagnostic; biopsy most useful in excluding other lesions |
|