Pneumonia: Introduction, Types, Sign and Symptoms, Common Pathogens, Laboratory Diagnosis, Treatment, Prevention and Control, and Keynotes

Introduction Pneumonia is a common and potentially serious respiratory infection that affects the lungs. It can be caused by various infectious agents, including bacteria, viruses, fungi, and other microorganisms. The infection causes inflammation and swelling in the air sacs of the lungs, known as alveoli, …

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Legionella pneumophila: Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Introduction Legionella pneumophila is a gram-negative, aerobic bacterium responsible for causing Legionnaires’ disease, a severe form of pneumonia, and Pontiac fever, a milder flu-like illness. It was first identified in 1976 when an outbreak of pneumonia affected attendees of an American Legion convention in Philadelphia, …

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