Viral pneumonia

Pneumonia - viral; Walking pneumonia - viral

Pneumonia is inflamed or swollen lung tissue due to infection with a germ.

Viral pneumonia is caused by a virus.

Lungs

The major features of the lungs include the bronchi, the bronchioles and the alveoli. The alveoli are the microscopic blood vessel-lined sacks in which oxygen and carbon dioxide gas are exchanged.

Respiratory system

Air is breathed in through the nasal passageways, travels through the trachea and bronchi to the lungs.

Causes

Symptoms

Exams and Tests

Treatment

Outlook (Prognosis)

Possible Complications

When to Contact a Medical Professional

Prevention