|Impetigo: Sores on the Upper Lip|
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- Group A Streptococcus
- Touching a person with impetigo
- Touching the clothing, towels, sheets, or other personal items that belong to a person with impetigo
- Poor hygiene, particularly unwashed hands and dirty fingernails
- Crowded settings where there is direct person-to-person contact, such as schools and the military
- Contact sports such as football and wrestling
- Warm, humid environment
- Summer season
- Poor health or weakened immune system
- Tendency to have skin problems such as eczema , poison ivy , or skin allergy
- Cuts, scratches, insect bites , or other injury to the skin
- Lice infections which cause scratching, such as scabies , head lice , or pubic lice
- Ooze and become covered with a flat, dry, honey-colored crust
- Increase in size
- Spread, especially if scratched
- Glomerulonephritis —damage to part of the kidney
- Scarlet fever—illness that may include a fever, sore throat, and widespread rash
- Life-threatening invasive streptococcal disease
- Prescription topical antibiotic
- Over-the-counter topical antibiotic—may be significantly less effective
- Topical antibiotics for the inside of the nose—bacteria can hide in the nose and make it easy for the infection to return
- Do not touch or scratch the lesions.
- Wash the skin several times a day. Use soap and water or an antibiotic soap.
- The crusts may be removed by soaking the infected area. Place warm water on the area for about 15 minutes.
- Lesions should be covered loosely with gauze, a bandage, or clothing.
Avoiding Spread of the Infection
- Wash your hands often and thoroughly. Make sure you wash under your fingernails where bacteria can hide. It is important to wash your hands after touching an infected area of your body.
- Avoid contact with newborn babies.
- Stay home until you have had treatment for 24 hours.
- Do not handle food at home until you have had treatment for at least 24 hours.
- If you work in the food service industry, ask your doctor when it is safe for you to return to work.
- Bathe daily with soap and water.
- Wash your face, hands, and hair regularly.
- If caring for someone with impetigo, be sure to wash your hands each time you touch the person.
- Do not share towels, clothes, or sheets.
- Keep fingernails short and clean.
- Change and wash clothing often.
- Do not let your children play or have close contact with someone who may have impetigo.
- Wash wounds, such as cuts, scratches, or insect bites, with soap and water. Consider applying a small amount of antibiotic ointment. Cover the wound with a bandage.
American Academy of Dermatology http://www.aad.org
Kid's Health—Nemours Foundation http://www.kidshealth.org
Canadian Dermatology Association http://www.dermatology.ca
Impetigo. EBSCO DynaMed website. Available at: http://www.ebscohost.com/dynamed. Updated December 15, 2014. Accessed January 12, 2015.
Koning S, van der Wouden JC, et al. Efficacy and safety of retapamulin ointment as treatment of impetigo: randomized double-blind multicentre placebo-controlled trial. Br J Dermatol. 2008;158(5):1077-1082.
Impetigo fact sheet. Maryland Department of Health and Mental Hygiene website. Available at: http://ideha.dhmh.md.gov/IDEHASharedDocuments/impetigo.pdf. Updated April 2008. Accessed January 12, 2015.
10/6/2014 DynaMed's Systematic Literature Surveillance http://www.ebscohost.com/dynamed: Hartman-Adams H, Banvard C. Impetigo: diagnosis and treatment. Am Fam Physician. 2014 Aug 15;90(4):229-235.
- Reviewer: David L Horn, MD, FACP
- Update Date: 10/06/2014 -
This content is reviewed regularly and is updated when new and relevant evidence is made available. This information is neither intended nor implied to be a substitute for professional medical advice. Always seek the advice of your physician or other qualified health provider prior to starting any new treatment or with questions regarding a medical condition.
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