Pityriasis rotunda

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Pityriasis rotunda
Classification and external resources
DiseasesDB 32814
eMedicine article/1107624

Pityriasis rotunda (also known as "Pityriasis circinata"[1] and "Tinea circinata"[2]) is a disorder of keratisation of the skin that manifests as a perfectly circular, scaly patches on the torso and proximal portions of the extremities.[1] It may be associated with diseases like hepatocellular carcinoma in racially predisposed groups.[3]

See also[edit]


  1. ^ a b James, William; Berger, Timothy; Elston, Dirk (2005). Andrews' Diseases of the Skin: Clinical Dermatology. (10th ed.). Saunders. ISBN 0-7216-2921-0.:566
  2. ^ Rapini, Ronald P.; Bolognia, Jean L.; Jorizzo, Joseph L. (2007). Dermatology: 2-Volume Set. St. Louis: Mosby. pp. Chapter 10. ISBN 1-4160-2999-0. 
  3. ^ Medscape. "Pityriasis rotunda". WebMed LLC. Retrieved 6 July 2012.