title: Halo congenital nevus.
authors.forename: Olga Ann
authors.initials: OA
authors.lastname: Kerr
authors.forename: Olivia
authors.initials: O
authors.lastname: Schofield
mesh_terms: D001415:Back; D002648:Child; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007717:Knee; D008297:Male; D009508:Nevus, Pigmented / Q000151:congenital / Q000175:diagnosis* / Q000473:pathology