Causes of Palmoplantar pitting Note: Image search may contain inaccuracies

Basaloid follicular hamartoma syndrome
Cowden disease
Darier's disease
Gorlin syndrome
Pitted keratolysis
Punctate palmoplantar keratoderma
Punctate porokeratosis
Reticulate acropigmentation of Kitamura

Basaloid follicular hamartoma syndrome [top]

Cowden disease [top]

Darier's disease [top]

Gorlin syndrome [top]

Pitted keratolysis [top]

Punctate palmoplantar keratoderma [top]

Punctate porokeratosis [top]

Reticulate acropigmentation of Kitamura [top]