Phakomatosis Pigmentovascularis

  • Type 1: PWS + epidermal nevus
  • Type 2: PWS + dermal melanocytosis ± nevus anemicus
  • Type 3: PWS + nevus spilus ± nevus anemicus
  • Type 4: PWS + dermal melanocytosis + nevus spilus ± nevus anemicus