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These cause mild cases of pneumonia, mostly in older children and young adults.
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Mycoplasma Pneumonia: The organisms that cause this kind of pneumonia are not viruses or bacteria, but they have traits common to both. Pneumonia is an acute infection of the lungs that causes the alveoli in one or both lungs to fill with pus and fluids.While pneumonia is usually not very serious and lasts a short time, it can lead to severe or fatal viral pneumonia. Pregnant women or individuals with heart or lung issues are at more risk. Viral Pneumonia: Respiratory viruses can cause pneumonia, especially in young children and the elderly.
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It can also be caused by Chlamydophila pneumonia or Legionella pneumophila. Pneumocystis jiroveci pneumonia can sometimes develop in those who have weak immune systems due to illnesses like AIDS or cancer. Bacterial pneumonia is most commonly caused by Streptococcus pneumoniae. Bacterial Pneumonia: This type of pneumonia can affect anyone at any age, and is developed either on its own or after a serious cold or flu.Symptoms of pneumonia can range from mild to life-threatening, depending on the type of pneumonia and the age of the person. The disease can become serious in a matter of hours and symptoms may last for months. Pneumonia, commonly a complication of a respiratory infection - especially the flu - is caused by a bacterial infection and defined by the swelling of the tissue in the lungs it affects.