[Reactive perforating collagenosis--report of 2 cases among siblings and differentiation from similar conditions].
D003095:Collagen Diseases / Q000175:diagnosis / Q000235:genetics / Q000473:pathology*; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D008875:Middle Aged; D012867:Skin / Q000473:pathology*