Pneumococcal Disease

Baby with grandmother

Pneumococcal [noo-muh-KOK-uhl] disease is a name for any infection caused by bacteria called Streptococcus pneumoniae, or pneumococcus. Pneumococcal infections can range from ear and sinus infections to pneumonia and bloodstream infections. There are vaccines to help prevent pneumococcal disease.

Pneumococcal Vaccination
Risks and How It Spreads
Older woman sneezing
  • Anyone can get pneumococcal disease, but some people are at increased risk for disease.
  • Pneumococcal bacteria spread from person-to-person by direct contact with respiratory secretions, like saliva or mucus.
Signs and Symptoms
child sick in bed

There are many types of pneumococcal disease. Symptoms and complications depend on the part of the body that the bacteria infects…

Page last reviewed: November 21, 2019