Pneumonia is a lung infection that can range from mild to so serious that you have to go to the hospital. It happens when an infection causes air sacs in your lungs (the alveoli) and tubes in your airways that connect to them (bronchioles) to fill with fluid or pus. That can make it...
As the infection spreads to neighboring alveoli, the same process occurs resulting in the entire lung or a part of it becoming congested with cells, fluid and cellular debris (microorganism, blood cells and lung parenchymal cells). Once large areas of the lung is congested in this manner, it ...
In this group, three patients with general symptoms of infection showed meningeal signs (meningismus) in the first days of the disease: increased intracranial pressure without changes in the cell composition of cerebrospinal fluid. Four patients had paravascular changes in the lungs. Among signs ...
This dangerous lung infection has new features and treatments with COVID-19. Elaine K. HowleyandLisa EspositoApril 28, 2022 Conditions What Are the Symptoms of Omicron? Although upper respiratory symptoms are more common, COVID-19 cases aren't always mild. ...
Lung cancer can also cause fluid to collect between your lungs and chest. That’s calledpleural effusion. It may cause coughing along with shortness of breath and chest pain. Tumors can also narrow your airways. That blocks your body’s ability to easily expel mucus. As a result, germs ca...
Pneumonia is a bacterial, viral, or fungal infection of the lungs that can be contagious. If pneumonia is the result of a respiratory infection like the cold or flu virus, then pneumonia is infectious and can easily spread from person to person. Pneumonia can result in a mild to severe cou...
Influenza, commonly called "the flu," is an illness caused by RNA viruses (Orthomyxoviridae family) that infect the respiratory tract of many animals, birds, and humans. In most people, the infection results in the person getting a fever, cough, headache, and malaise (tired, no energy); so...
If the cause of laryngitis is vocal cord paralysis, the swallowing mechanism may also be affected, and food particles may enter the larynx and lungs, leading to coughing. This process can also lead to aspiration pneumonia and its accompanying symptoms (fever, cough, shortness of breath) when ...
Complications of Atelectasis If you don’t treat atelectasis, it can lead to complications, including: Pneumonia (mucus can cause an infection in your lung) Respiratory failure Fluid buildup Low blood oxygen (if your lungs can’t inflate right, they might not be able to get enough oxygen into...
This happens because of irritation of your bronchial tubes, the two large tubes that carry air from your windpipe to your lungs. Hair-like fibers called cilia line these tubes and help move mucus out. When you have chronic bronchitis, you lose your cilia. This makes it harder to get rid ...