Papule with horny material in its center.
Papules of different sizes.
Umbilicated papules with horny material in their center.
Numerous papules, some of them inflamed secondary to rupture of a crater, in a person with atopic dermatitis.
Smooth-surfaced, dome-shaped papules, some of them umbilicated.
Umbilicated dome-shaped papule.
Warty papules, with a central keratotic plug, arranged in a cluster.
Erythematous zones around some papules, a sign that horny material from dilated infundibula has been extruded.
Umbilicated papules in a zone of lichen simplex chronicus in a patient who is atopic.