Purulence
Purulence[edit | edit source]
Purulence refers to the presence of pus, a thick fluid composed of white blood cells, dead tissue, and bacteria. It is a common indicator of infection and inflammation in the body. Pus is typically yellow, green, or brown in color and may have an unpleasant odor. The formation of pus is a natural response of the immune system to fight off infection and clear out dead cells and pathogens.
Composition[edit | edit source]
Pus is primarily composed of:
- Neutrophils: These are a type of white blood cell that are the first responders to infection. They engulf and digest bacteria and debris.
- Dead cells: This includes both dead neutrophils and tissue cells that have been damaged by the infection.
- Bacteria: The presence of bacteria in pus indicates an ongoing infection.
- Proteins: Various proteins, including enzymes and antibodies, are present in pus to help combat infection.
Causes[edit | edit source]
Purulence is typically caused by bacterial infections. Common conditions that result in purulence include:
- Abscess: A localized collection of pus in tissues, organs, or confined spaces.
- Cellulitis: A bacterial skin infection that can lead to pus formation.
- Empyema: Accumulation of pus in a body cavity, such as the pleural space.
- Pyogenic infections: Infections that produce pus, such as those caused by Staphylococcus aureus or Streptococcus pyogenes.
Diagnosis[edit | edit source]
The presence of purulence is often diagnosed through:
- Physical examination: Observing the site of infection for signs of pus.
- Culture and sensitivity testing: Collecting a sample of pus to identify the causative bacteria and determine appropriate antibiotic treatment.
- Imaging studies: Such as ultrasound or CT scans, to locate abscesses or deeper infections.
Treatment[edit | edit source]
Treatment of purulence involves addressing the underlying infection and may include:
- Antibiotics: To target the specific bacteria causing the infection.
- Incision and drainage: Surgical intervention to remove pus from an abscess or infected area.
- Supportive care: Including pain management and wound care.
Prevention[edit | edit source]
Preventing purulence involves reducing the risk of infection through:
- Hygiene: Regular handwashing and wound care.
- Vaccination: Immunizations to prevent infections that can lead to purulence.
- Prompt treatment: Early intervention for minor infections to prevent progression.
Also see[edit | edit source]
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Contributors: Prab R. Tumpati, MD