Reactive perforating collagenosis

Reactive perforating collagenosis
Classification and external resources
Specialty	dermatology
ICD-10	L87.1 (ILDS L87.100)
DiseasesDB	31375
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Reactive perforating collagenosis is a rare, familial, nonpuritic skin disorder characterized by papules that grow in a diameter of 4 to 6mm and develop a central area of umbilication to which keratinous material is lodged. The cause of reactive perforating collagenosis is unknown.

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