title: Eight-year old male patient with painful swelling and eruptions in the legs.
authors.affiliation: Unit of Pediatric Nephrology, Keçiören Training and Research Hospital, Ankara, Turkey.
authors.forename: Bahar
authors.initials: B
authors.lastname: Büyükkaragöz
authors.affiliation: Clinic of Pediatrics, Keçiören Training and Research Hospital, Ankara, Turkey.
authors.forename: Mesut
authors.initials: M
authors.lastname: Koçak
authors.affiliation: Clinic of Pediatrics, Keçiören Training and Research Hospital, Ankara, Turkey.
authors.forename: Emine Hafize
authors.initials: EH
authors.lastname: Erdeniz
authors.affiliation: Unit of Pediatric Nephrology, Keçiören Training and Research Hospital, Ankara, Turkey.
authors.forename: Aysun Çaltık
authors.initials: AÇ
authors.lastname: Yılmaz
authors.affiliation: Clinic of Pediatrics, Keçiören Training and Research Hospital, Ankara, Turkey.
authors.forename: Uğur Ufuk
authors.initials: UU
authors.lastname: Işın
authors.affiliation: Unit of Dermatology, Keçiören Training and Research Hospital, Ankara, Turkey.
authors.forename: Zennure
authors.initials: Z
authors.lastname: Takcı
authors.affiliation: Unit of Pathology, Keçiören Training and Research Hospital, Ankara, Turkey.
authors.forename: Servet
authors.initials: S
authors.lastname: Güreşci
authors.affiliation: Clinic of Pediatrics, Keçiören Training and Research Hospital, Ankara, Turkey.
authors.forename: Sacit
authors.initials: S
authors.lastname: Günbey