Table 1.

Clinical variants

Types	Clinical features
Porokeratosis of Mibelli (classical form)	Seen in infancy/childhood as small brown to skin-colored annular papules with raised border
Disseminated superficial porokeratosis (DSP)	Presents as more generalized processes and involves the extremities in a bilateral, symmetric fashion
Disseminated superficial actinic porokeratosis (DSAP)	Most common, presents with multiple, photo distributed, symmetrically distributed papules
Linear porokeratosis	Seen at birth/childhood with lesions along the Blaschko’s lines
Punctate porokeratosis	Presents as 1-2 mm papules on palms/soles, during or after adolescence