People with walking pneumonia may not even know they have pneumonia. Walking pneumonia is a milder case of pneumonia. It’s more likely to occur if you have a swallowing problem, or if you’re too sedated from the use of medications, alcohol, or other drugs. Inhaling bacteria into your lungs from food, drink, or saliva can cause aspiration pneumonia. When people who are using a ventilator get pneumonia, it’s called VAP. Ventilator-associated pneumonia (VAP).This refers to pneumonia that’s acquired outside of a medical or institutional setting. It can be more serious than other types, as the bacteria involved may be more resistant to antibiotics. This type of bacterial pneumonia is acquired during a hospital stay. Pneumonia is further classified according to where or how it was acquired: It does not spread from person to person. You can contract fungal pneumonia from the environment. You can also get these types of pneumonia by coming into contact with surfaces or objects that are contaminated with pneumonia-causing bacteria or viruses. This means they can spread from person to person through inhalation of airborne droplets from a sneeze or cough. These sacs, called alveoli, fill with fluid or pus, making it difficult to breathe.īoth viral and bacterial pneumonia is contagious. It leads to inflammation in the air sacs of one or both lungs. Pneumonia is an infection caused by bacteria, viruses, or fungi.

Dead space in the lungs symptoms