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Bacterial Infection
Diseases caused by single-celled living organisms that invade tissues and multiply, often requiring antibiotic therapy.
Key Facts
- Bacteria are living organisms that can infect various organs including the skin, urinary tract, and respiratory system.
- Some bacterial infections develop secondarily after a primary viral illness weakens the host.
- Not all bacteria are harmful, as many play essential roles in digestion and immune function.
- Diagnosis typically requires identifying the specific bacterial pathogen to select the correct antibiotic.