title: Unilateral Petechial and Pigmentary Macules in a 12-Year-Old Boy.
authors.affiliation: Department of Dermatology, Northampton General Hospital, Northampton, UK.
authors.forename: Thomas
authors.initials: T
authors.lastname: King
authors.affiliation: Department of Dermatology, Northampton General Hospital, Northampton, UK.
authors.forename: Pick-Ngor
authors.initials: PN
authors.lastname: Woo
authors.affiliation: Department of Pathology, Northampton General Hospital, Northampton, UK.
authors.forename: Antonia
authors.initials: A
authors.lastname: Barbieri
mesh_terms: D001707:Biopsy, Needle; D002648:Child; D003937:Diagnosis, Differential; D018450:Disease Progression; D006801:Humans; D017495:Hyperpigmentation / Q000175:diagnosis* / Q000473:pathology; D007150:Immunohistochemistry; D035002:Lower Extremity; D008297:Male; D010859:Pigmentation Disorders / Q000175:diagnosis* / Q000473:pathology; D011693:Purpura / Q000175:diagnosis* / Q000473:pathology; D035583:Rare Diseases; D018570:Risk Assessment