Pneumonia is caused by the inhalation of infected microorganisms (tiny, single-celled living organisms, such as bacteria, viruses, fungi or protozoa) spread through contact with an infected person. The microorganisms enter the body through the mouth, nose and eyes. If the body's resistance is down, the natural process of fighting off diseases is weakened and the microorganisms are free to spread into the lungs and the lungs'...
Source: ADAM Encyclopedia
Chlamydial urethritis is a sexually transmitted disease involving infection of the urethra (the tube that drains urine from the bladder).Causes,... Read more »
The more life-threatening consequences of the H1N1 swine flu virus are linked to pneumonia, but that the pneumonia vaccine is being underused, health... Read more »
Source: ADAM Encyclopedia
Pneumonia is a respiratory condition in which there is infection of the lung. Community-acquired pneumonia refers to pneumonia in people who have... Read more »
Source: ADAM Encyclopedia
Viral pneumonia is inflammation (irritation and swelling) of the lungs due to infection with a virus.See also:Atypical pneumoniaInfluenzaRespiratory... Read more »
Source: ADAM Encyclopedia
Parapneumonic pleural effusion is a buildup of fluid between layers of the tissue lining the lung and the chest cavity, which develops in the setting... Read more »