Polymorphous Light Eruption Questions & Answers

Updated: Jan 22, 2020
  • Author: Saud A Alobaida, MBBS, FRCPC; Chief Editor: Dirk M Elston, MD  more...
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Questions & Answers

Overview

What is polymorphous light eruption (PMLE)?

What is the pathophysiology of polymorphous light eruption (PMLE)?

What causes polymorphous light eruption (PMLE)?

What is the prevalence of polymorphous light eruption (PMLE) in the US?

What is the global prevalence of polymorphous light eruption (PMLE)?

What are the racial predilections of polymorphous light eruption (PMLE)?

What are the sexual predilections of polymorphous light eruption (PMLE)?

Which age groups have the highest prevalence of polymorphous light eruption (PMLE)?

What is the prognosis of polymorphous light eruption (PMLE)?

Presentation

Which clinical history findings are characteristic of polymorphous light eruption (PMLE)?

Which physical findings are characteristic of polymorphous light eruption (PMLE)?

What are the physical findings of variants of polymorphous light eruption (PMLE)?

DDX

Which conditions should be included in the differential diagnoses of polymorphous light eruption (PMLE)?

What are the differential diagnoses for Polymorphous Light Eruption?

Workup

What is the role of lab testing in the diagnosis of polymorphous light eruption (PMLE)?

What is the role of phototesting in the diagnosis of polymorphous light eruption (PMLE)?

Which histologic findings are characteristic of polymorphous light eruption (PMLE)?

Treatment

What roles do photoavoidance and sunscreen usage play in polymorphous light eruption (PMLE) treatment?

What is the efficacy of phototherapy in the treatment of polymorphous light eruption (PMLE)?

What is the role of antioxidants in the treatment of polymorphous light eruption (PMLE)?

What is the role of vitamin therapy in the treatment of polymorphous light eruption (PMLE)?

What is the role of steroids and antihistamines in the treatment of polymorphous light eruption (PMLE)?

What is the role of antimalarials and beta-carotene in the treatment of polymorphous light eruption (PMLE)?

What is the role of azathioprine in the treatment of polymorphous light eruption (PMLE)?

What other therapies may be effective for treatment of polymorphous light eruption (PMLE)?

How is polymorphous light eruption (PMLE) prevented?

Medications

Which agents increase the effectiveness of sunscreen for the treatment of polymorphous light eruption (PMLE)?

Which medications in the drug class Vitamins are used in the treatment of Polymorphous Light Eruption?

Which medications in the drug class Immunomodulators are used in the treatment of Polymorphous Light Eruption?

Which medications in the drug class Corticosteroids are used in the treatment of Polymorphous Light Eruption?

Which medications in the drug class Antimalarials are used in the treatment of Polymorphous Light Eruption?