Skin inflammatory (nontumor)
Infectious disorders
Impetigo

Author: Abha Soni, D.O., M.P.H. (see Authors page)
Editor: Andrzej Slominski, M.D., Ph.D.

Revised: 18 October 2018, last major update February 2016

Copyright: (c) 2002-2018, PathologyOutlines.com, Inc.

PubMed Search: Impetigo [title] skin
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Cite this page: Soni, A. Impetigo. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/skinnontumorimpetigo.html. Accessed December 19th, 2018.
Definition / general
Diagnosis
  • Skin examination
  • Culture of pus from skin lesions may help with pathogen identification and antimicrobial susceptibility testing
Clinical images

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Various images

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Honey colored crust

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Nonbullous impetigo

Case reports
Treatment
  • Prevention through proper hygiene (washing affected areas and not sharing personal items with others)
  • Topical antibiotics such as mupirocin, retapamulin, fusidic acid
  • Oral antibiotics if topical therapy is impractical (amoxicillin / calvulanate, dicloaxacillin, clindamycin, doxycycline, macrolides)
Microscopic (histologic) images

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Contributed by Dr. Jerad Gardner:
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Impetigo contagiosa