ICD-11 definition : A common inflammatory disorder in which granulomatous inflammation surrounds foci
of degenerate dermal collagen. It presents clinically as dermal papules and annular
plaques. It may be localized, especially over bony prominences, or generalized. The
cause is unknown.;
A common inflammatory disorder in which granulomatous inflammation surrounds foci
of degenerate dermal collagen. It presents clinically as dermal papules and annular
plaques. It may be localized, especially over bony prominences, or generalized. The
cause is unknown.