title: Clinical inquiry. Chronic urticaria: what diagnostic evaluation is best?
abstract: Chronic urticaria affects 1% of the general population and is usually defined as the presence of hives (with or without angioedema) for at least 6 weeks.¹
authors: Eglin Air Force Base, Family Medicine Residency, FL, USA.
authors: Cliff R
authors: CR
authors: Smith
authors: Robert K
authors: RK
authors: Persons
authors: Rita
authors: R
authors: Smith
mesh_terms: D002908:Chronic Disease; D003955:Diagnostic Tests, Routine; D006634:Histamine H1 Antagonists / Q000627:therapeutic use; D006801:Humans; D008487:Medical History Taking; D012882:Skin Tests; D014581:Urticaria / Q000175:diagnosis* / Q000188:drug therapy
chemical_list: D006634:Histamine H1 Antagonists