title: Purple livedo reticularis.
authors.affiliation: Department of Dermatology, Renmin Hospital of Wuhan University, Wuhan, China.|Department of Dermatology, Affiliated Hospital of Xuzhou Medical College, Xuzhou, China.
authors.forename: Guan
authors.initials: G
authors.lastname: Jiang
authors.affiliation: Department of Dermatology, Renmin Hospital of Wuhan University, Wuhan, China.
authors.forename: Shan
authors.initials: S
authors.lastname: Jiang
authors.affiliation: Department of Dermatology, Affiliated Huai'an Hospital of Xuzhou Medical College, Huai'an, China.
authors.forename: Chun-Sheng
authors.initials: CS
authors.lastname: Yang
authors.affiliation: Department of Dermatology, Renmin Hospital of Wuhan University, Wuhan, China.
authors.forename: Tie-Chi
authors.initials: TC
authors.lastname: Lei
mesh_terms: D006801:Humans; D054068:Livedo Reticularis / Q000209:etiology*; D008297:Male; D008875:Middle Aged; D010488:Polyarteritis Nodosa / Q000150:complications* / Q000175:diagnosis / Q000473:pathology; D012883:Skin Ulcer / Q000209:etiology