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Viral pneumonia is a pneumonia caused by a virus. Pneumonia is an infection that causes inflammation in one or both lungs. The pulmonary alveoli fill with fluid or pus making it difficult to breathe. [1] Pneumonia can be caused by bacteria, viruses, fungi or parasites. [1] Viruses are the most common cause of pneumonia in children, while in ...
The disease is preventable and typically treatable, but it can also be deadly. In 2022, ... Bacterial and viral pneumonia are more common, and people tend to develop infections in three ways:
Pneumonia 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]
Human infectious diseases may be characterized by their case fatality rate (CFR), the proportion of people diagnosed with a disease who die from it (cf. mortality rate).It should not be confused with the infection fatality rate (IFR), the estimated proportion of people infected by a disease-causing agent, including asymptomatic and undiagnosed infections, who die from the disease.
Since pneumonia can take a dangerous turn, it's important to know the earliest signs of it. Dr. Zweig says that, typically, pneumonia starts as a regular viral upper respiratory infection.
Any virus that can cause an upper respiratory illness can move into the lungs, causing pneumonia. Fungal pneumonia is more common in people with weakened immune systems or those who have close ...
Pneumonia can be acquired from different sources such as in hospitals, the community, or through use of ventilators. [6] Pneumonia is a type of lower respiratory tract infection, and is also the most deadly communicable disease as of 2016. [4] Rates are greatest in children less than five and adults older than 75 years of age. [3]
Welcome to winter virus season. Cases of acute respiratory illness, ... Or maybe they started with a cold, but then they developed pneumonia. Someone who has worsening cough, persistent high ...