Diagnosis is by visualisation. On dermoscopy, the white-pink<unk>  appear in a cobblestone-like pattern and contain a central dotted or comma-shaped blood vessels. There is no scale. PPPs are sometimes mistaken for genital warts due to a perceived similarity in appearance. They can also appear similar to molluscum contagiosum, sebaceous hyperplasia and lichen nitidus. Histopathology shows dense connective tissue, fibroblasts and many blood vessels.
Pearly penile papules
Genital wart
Buried penis
Lichen nitidus
Molluscum contagiosum
Bifid penis
Sebaceous hyperplasia
Trichostasis spinulosa