Last reviewed: November 2017
Last updated: November  2017

Summary

Definition

History and exam

Key diagnostic factors

  • presence of risk factors
  • acute onset of rash in nappy area
  • erythema of convex surfaces in nappy area
  • sparing of skin folds

Other diagnostic factors

  • features of candidiasis
  • features of Staphylococcus aureus infection
  • features of group A Streptococcus infection
  • fussiness

Risk factors

  • young age (<2 years)
  • diarrhoea
  • underlying dermatological disorder
  • oral antibiotics
  • infrequent nappy changes
  • excess use of baby care products
  • excess detergent
  • excess wiping
  • plastic underpants
  • no nappy-free time
  • underlying skin infections

Diagnostic investigations

Investigations to consider

  • potassium hydroxide test of skin scraping
  • bacterial culture of skin
  • fungal culture of skin
  • FBC
  • serum zinc level
Full details

Treatment algorithm

ONGOING

Contributors

Authors VIEW ALL

Linda S. Nield

Professor of Pediatrics

Pediatrics Residency Program Director

West Virginia University School of Medicine

Morgantown

WV

Disclosures

LSN is an author of references cited in this monograph.

Deepak Kamat

Professor of Pediatrics

Vice Chair for Education

Department of Pediatrics

Wayne State University School of Medicine

Designated Institutional Official

Children's Hospital of Michigan

Detroit

MI

Disclosures

DK is an author of references cited in this monograph.

Peer reviewers VIEW ALL

Assistant Professor of Dermatology and Cutaneous Surgery

University of Miami

Miller School of Medicine

Miami

FL

Disclosures

JEK declares that she has no competing interests.

Professor of Pediatric Infectious Disease

Walter Reed Army Medical Center

Washington

DC

Disclosures

MEW declares that he has no competing interests.

Associate Professor

Department of Paediatrics

The Chinese University of Hong Kong

Hong Kong

China

Disclosures

KLEH declares that he has no competing interests.

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