Last reviewed: June 2020
Last updated: November  2019

Summary

Definition

History and exam

Key diagnostic factors

  • recent travel to tropics or subtropics
  • barefoot beachgoer/sunbather
  • creeping, raised, erythematous track
  • intense pruritus

Other diagnostic factors

  • vesiculobullous or papular lesions
  • folliculitis

Risk factors

  • recent travel to or residence in an endemic area
  • walking barefoot and/or sunbathing on contaminated beach

Diagnostic investigations

Treatment algorithm

Contributors

David J. Diemert

Professor

Departments of Medicine and Microbiology, Immunology and Tropical Medicine

The George Washington University School of Medicine and Health Sciences

Washington

DC

Disclosures

DJD declares that he has no competing interests.

Peer reviewersVIEW ALL

Professor of Infectious and Tropical Diseases

Universite Pierre et Marie Curie

Vice Chairman

Department of Infectious and Tropical Diseases

Hopital Pitie-Salpetriere

Paris

France

Disclosures

EC is an author of a number of references cited in this topic.

Professor

Department of Community Health

School of Medicine

Federal University of Ceara

Ceara

Brazil

Disclosures

JH is an author of a number of references cited in this topic.

Internal Medicine and Pediatrics Hospitalist

Health Partners Regions Hospital

Attending Physician in Travel Clinic

Assistant Professor of Medicine

University of Minnesota

St Paul

MN

Disclosures

BHP declares that he has no competing interests.

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