title: Refractory skin lesion, hypertension, and acute kidney injury in a young boy: Answers.
authors.affiliation: Department of Pediatrics, Division of Pediatric Nephrology, Geisinger Medical Center, 100 Academy Avenue, Danville, PA, 17822, USA. vfeygina@geisinger.edu.
authors.forename: Valeriya M
authors.initials: VM
authors.lastname: Feygina
authors.affiliation: Department of Pediatrics, Division of Pediatric Rheumatology, Geisinger Medical Center, 100 Academy Avenue, Danville, PA, 17822, USA.
authors.forename: Thomas F
authors.initials: TF
authors.lastname: Hahn
authors.affiliation: Department of Pediatrics, Division of Pediatric Nephrology, Geisinger Medical Center, 100 Academy Avenue, Danville, PA, 17822, USA.
authors.forename: Dianne G
authors.initials: DG
authors.lastname: Muchant
keywords: Crescentic nephritis; Granulomatosis with polyangiitis; Pyoderma granulosum