A New Classification and Clinical Predictivity for Some Naevus Variants

Table 1

Naevus variants following the literature’s classification^*.

Naevus variant	Dimension	Colour	Shape	Relationship to skin surface
Small brown naevus [5]	<5 mm	Brown	Roundish	Flat
Small black naevus [5]	<5 mm	Black	Roundish	Flat
Large brown naevus [5]	>5 mm	Brown	Roundish/oval	Flat
Large black naevus [5]	>5 mm	Black	Roundish/oval	Flat
“Fried egg” naevus [5]	—	Varies from brown to black	Variable	Central part raised with respect to the periphery
Target naevus [6]	—	Varies from light to dark brown	Roundish/ovai	Flat
Raised brown naevus [7]	—	Pinkish-brown	Roundish	Raised with smooth surface
Moriform Unna's naevus [8]	—	Varies from light brown to pinkish brown	Blackberry	Raised
Dome-shaped Miescher's naevus [8]	—	Brown	Dome shaped	Raised
Sutton's patch naevus [8]	—	Achromatic peripheral patch	Roundish oval elliptic	Flat
Spitz'pink naevus [8]	—	Pink-beige	Modular	Raised

^*Our study is based on naevi with a diameter greater than 2 mm.