Pneumonia - Symptoms and causes - Mayo Clinic
WebJun 13, 2020 · Pneumonia is an infection that inflames the air sacs in one or both lungs. The air sacs may fill with fluid or pus (purulent material), causing cough with phlegm or pus, fever, chills, and difficulty breathing. A variety of organisms, including bacteria, viruses and fungi, can cause pneumonia.
Pneumonia: Symptoms, Causes, Treatment, and More - Healthline
WebFeb 8, 2023 · Pneumonia is an infection caused by bacteria, viruses, or fungi. It leads to inflammation in the air sacs of one or both lungs. These sacs, called alveoli, fill with fluid or pus, making it...
Pneumonia - Wikipedia
WebPneumonia is an inflammatory condition of the lung primarily affecting the small air sacs known as alveoli. [3] [14] Symptoms typically include some combination of productive or dry cough, chest pain, fever, and difficulty breathing. [15] . The severity of the condition is variable. [15]
Pneumonia | CDC - Centers for Disease Control and Prevention
WebPneumonia is an infection of the lungs that can cause mild to severe illness in people of all ages. Immunizations can prevent some types of pneumonia. You can also help prevent pneumonia and other respiratory infections by following good hygiene practices. Causes of Pneumonia. Risk Factors for Pneumonia. Management and Prevention …
Pneumonia: Causes, Symptoms, Diagnosis & Treatment
WebPneumonia is an infection in your lungs caused by bacteria, viruses or fungi. Pneumonia causes your lung tissue to swell (inflammation) and can cause fluid or pus in your lungs. Bacterial pneumonia is usually more severe than viral pneumonia, which often resolves on its own. Pneumonia can affect one or both lungs.
Pneumonia: Symptoms, Causes, and Treatment - WebMD
WebApr 28, 2024 · Pneumonia is a lung infection that can range from mild to so severe that you have to go to the hospital. It happens when an infection causes the air sacs in your lungs (your doctor will call them...
Pneumonia - Diagnosis and treatment - Mayo Clinic
WebJun 13, 2020 · Specific treatments depend on the type and severity of your pneumonia, your age and your overall health. The options include: Antibiotics. These medicines are used to treat bacterial pneumonia. It may take time to identify the type of bacteria causing your pneumonia and to choose the best antibiotic to treat it.
Pneumonia - World Health Organization (WHO)
WebAug 31, 2021 · Pneumonia is a form of acute respiratory infection that is most commonly caused by viruses or bacteria. It can cause mild to life-threatening illness in people of all ages, however it is the single largest infectious cause of death in children worldwide.
Pneumonia - What Is Pneumonia? | NHLBI, NIH
WebMar 24, 2022 · Pneumonia is an infection that affects one or both lungs. It causes the air sacs, or alveoli, of the lungs to fill up with fluid or pus. Bacteria, viruses, or fungi may cause pneumonia. Symptoms can range from mild to serious and may include a cough with or without mucus (a slimy substance), fever, chills, and trouble breathing.
Pneumonia Symptoms | Signs of Pneumonia - MedlinePlus
WebDec 8, 2023 · Pneumonia is an infection in one or both of your lungs. It causes the air sacs of your lungs to fill up with fluid or pus. Pneumonia can range from mild to severe, depending on what caused it, your age, and your overall health. What causes pneumonia? Bacterial, viral, and fungal infections can cause pneumonia. Bacteria are the most …
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