Cellulitis

What is cellulitis?

Cellulitis is an infection of the skin and underlying tissue caused by streptococcal, staphylococcal, or other bacteria. This infection is serious and should receive immediate medical attention. Without treatment the infection can damage skin tissues and spread quickly through the bloodstream to the entire body. It could become life threatening.

Cellulitis is usually worse for if you have a lowered resistance to infection because of an illness or disorder such as AIDS/HIV, diabetes, or a weak immune system.

How does it occur?

Cellulitis most often occurs on the legs of older adults, but it can occur anywhere. Older adults often have other conditions (such as poor circulation and edema) that put them at higher risk of developing cellulitis. Bacteria enter the body through a cut or sore. Poisons produced by the bacteria destroy skin cells. The infection spreads over the area for about 2 days and can affect tissues below the skin.

What are the symptoms?

Symptoms of cellulitis may include:

  • redness
  • swelling
  • extreme tenderness or pain
  • skin that feels warmer than normal
  • red streaks from the wound or sore
  • pus-filled sores (abscesses)
  • swollen and tender lymph glands
  • fever.

How is it diagnosed?

Your healthcare provider will examine the affected area. You may have blood tests and a culture of discharge from the wound.

How is it treated?

In most cases your healthcare provider will prescribe an oral antibiotic drug that you will take for about 10 to 14 days. Some infections are so serious, even at the beginning, that they require antibiotic injections or hospitalization for IV antibiotics.

If you are taking an oral medicine, your provider will probably want to see you or talk to you 1 or 2 days after your first visit to make sure the antibiotic is working.

If the cellulitis does not get better with the antibiotics prescribed by your provider, you may need to spend some time in the hospital where you can be given intravenous (IV) antibiotics.

How long will the effects of cellulitis last?

Cellulitis may develop and spread for a period of 2 to 4 days. If treated promptly with antibiotics, the infection usually clears up within 1 or 2 weeks.

Cellulitis that is not properly treated may lead to:

  • bacteremia (bacteria in the bloodstream)
  • septicemia (blood poisoning)
  • gangrene (areas of body tissue destroyed) and possibly loss of a body part (amputation)
  • death.

How can I take care of myself?

  • If you were prescribed an antibiotic, take all of it as prescribed.
  • Ask your healthcare provider how to care for the infected area. For example, ask if you should put hot packs or dressings on the area.
  • Sometimes the infection may get worse even though you are taking an antibiotic. Ask your provider what symptoms you should watch for and when you should check back with your provider.
  • If your infection does not clear up or if new symptoms develop, contact your healthcare provider promptly.

How can I help prevent cellulitis?

  • Clean cuts, abrasions, and other skin injuries thoroughly with antiseptic soap.
  • Keep wounds and sores clean and protected with a bandage. Remember to change the bandage daily or sooner if it becomes dirty or wet.
  • See your healthcare provider for treatment as soon as possible if a wound or sore shows signs of infection.
  • If you have diabetes, follow your instructions for good skin care and keep your blood sugar under good control (within the recommended range).

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Published by RelayHealth.
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