Pyogenic liver abscess

Pyogenic liver abscess is a pus-filled area in the liver.

Causes

There are many potential causes of liver abscesses, including:

The most common bacteria that cause liver abscesses are:

  • Bacteroides
  • Enterococcus
  • Escherichia coli
  • Klebsiella
  • Staphylococcus
  • Streptococcus

In most cases, more than one type of bacteria is found.

Symptoms

Exams and Tests

Tests may include:

Treatment

Treatment usually consists of surgery or going through the skin with a needle or tube to drain the abscess. You will also receive antibiotics for about 4 - 6 weeks. Sometimes antibiotics alone can cure the infection.

Outlook (Prognosis)

This condition can be life threatening some patients. The risk for death is higher in people who have many liver abscesses.

Possible Complications

Life-threatening sepsis can develop.

When to Contact a Medical Professional

Call your health care provider if you have:

Prevention

Prompt treatment of abdominal and other infections may reduce the risk of developing a liver abscess. Many cases are not preventable.

Alternative Names

Liver abscess; Bacterial liver abscess

References

Neuschwander-Tetri BA. Bacterial, parasitic, fungal and granulomatous liver diseases. In: Goldman L, Ausiello D, eds. Cecil Medicine. 23rd ed. Philadelphia, Pa: Saunders Elsevier; 2007:chap 155.

Updated: 4/15/2012

Reviewed by: David C. Dugdale, III, MD, Professor of Medicine, Division of General Medicine, Department of Medicine, University of Washington School of Medicine; Jatin M. Vyas, MD, PhD, Assistant Professor in Medicine, Harvard Medical School; Assistant in Medicine, Division of Infectious Disease, Department of Medicine, Massachusetts General Hospital. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

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