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2. Pulmonary edema - Wikipedia

   en.wikipedia.org/wiki/Pulmonary_edema

   Sildenafil is used as a preventive treatment for altitude-induced pulmonary edema and pulmonary hypertension. [38] [39] Sildenafil's mechanism of action is via phosphodiesterase inhibition which raises cGMP, resulting in pulmonary arterial vasodilation and inhibition of smooth muscle cell proliferation and indirectly fluid formation in the ...

3. Pneumonia - Wikipedia

   en.wikipedia.org/wiki/Pneumonia

   Pneumonia fills the lung's alveoli with fluid, hindering oxygenation. The alveolus on the left is normal, whereas the one on the right is full of fluid from pneumonia. Pneumonia frequently starts as an upper respiratory tract infection that moves into the lower respiratory tract. [55] It is a type of pneumonitis (lung inflammation). [56]

4. Pleural effusion - Wikipedia

   en.wikipedia.org/wiki/Pleural_effusion

   A pleural effusion is accumulation of excessive fluid in the pleural space, the potential space that surrounds each lung.Under normal conditions, pleural fluid is secreted by the parietal pleural capillaries at a rate of 0.6 millilitre per kilogram weight per hour, and is cleared by lymphatic absorption leaving behind only 5–15 millilitres of fluid, which helps to maintain a functional ...

5. Pneumonia is the No. 1 cause of hospital admission in kids ...

   www.aol.com/finance/pneumonia-no-1-cause...

   While pneumonia involves the lungs specifically, other organ systems can be affected, Dr. Clayton Cowl, a pulmonologist with the Mayo Clinic in Rochester, Minn., recently told Fortune.

6. What Is White Lung Pneumonia? Doctors Explain Signs and ... - AOL

   www.aol.com/white-lung-pneumonia-doctors-explain...

   White lung syndrome, or white lung pneumonia, is getting attention after an outbreak in Ohio. Experts explain symptoms, causes, treatment, and prevention.

7. Parapneumonic effusion - Wikipedia

   en.wikipedia.org/wiki/Parapneumonic_effusion

   A parapneumonic effusion is a type of pleural effusion (accumulation of fluid in the pleural cavity) that arises as a result of a pneumonia, lung abscess, or bronchiectasis. [1] There are three types of parapneumonic effusions: uncomplicated effusions, complicated effusions, and empyema. Uncomplicated effusions generally respond well to ...