🦠microbiology review

Bacterial pneumonia

Written by the Fiveable Content Team • Last updated September 2025
Written by the Fiveable Content Team • Last updated September 2025

Definition

Bacterial pneumonia is an infection of the lungs caused by bacteria, leading to inflammation and fluid accumulation in the alveoli. It can cause severe respiratory distress and requires prompt medical treatment.

5 Must Know Facts For Your Next Test

  1. Streptococcus pneumoniae is the most common bacterial pathogen causing community-acquired pneumonia.
  2. Symptoms typically include cough, fever, chills, chest pain, and difficulty breathing.
  3. Diagnosis often involves a combination of clinical examination, chest X-rays, and sputum cultures.
  4. Antibiotic therapy is the mainstay of treatment for bacterial pneumonia.
  5. Complications can include pleural effusion, lung abscesses, and bacteremia if not treated promptly.

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