What are the 5 main causes of pneumonia?

But sometimes these germs can overpower your immune system, even if your health is generally good. Pneumonia is classified according to the types of germs that cause it and where you got the infection.
...
Community-acquired pneumonia
  • Bacteria. ...
  • Bacteria-like organisms. ...
  • Fungi. ...
  • Viruses, including COVID-19 .


What is the most common cause of pneumonia?

The flu (influenza virus) and the common cold (rhinovirus) are the most common causes of viral pneumonia in adults. Respiratory syncytial virus (RSV) is the most common cause of viral pneumonia in young children. Many other viruses can cause pneumonia, including SARS-CoV-2, the virus that causes COVID-19.

What organ causes pneumonia?

Pneumonia is an infection of one or both of the lungs caused by bacteria, viruses, or fungi. It is a serious infection in which the air sacs fill with pus and other liquid. Lobar pneumonia affects one or more sections (lobes) of the lungs.


What are the first warning signs of pneumonia?

Symptoms of pneumonia
  • a cough – which may be dry, or produce thick yellow, green, brown or blood-stained mucus (phlegm)
  • difficulty breathing – your breathing may be rapid and shallow, and you may feel breathless, even when resting.
  • rapid heartbeat.
  • high temperature.
  • feeling generally unwell.
  • sweating and shivering.


What is the main problem of pneumonia?

Pneumonia can lead to serious complications that can require hospitalization, including: Breathing difficulties. Pneumonia can lead to respiratory failure or acute respiratory distress syndrome (ARDS). Fluid around your lungs (pleural effusion).


Why is pneumonia so dangerous? - Eve Gaus and Vanessa Ruiz



What not to do when you have pneumonia?

Don't try to run back to work and infect everyone else. Rest until you feel better. Whatever you do, don't smoke, it will only make your pneumonia worse. If your pneumonia is really severe or you have another serious health problem, your doctor may recommend that you get treated in the hospital.

What is the most serious form of pneumonia?

Hospital-acquired pneumonia.

It can be serious because the bacteria causing the pneumonia can be resistant to antibiotics. You're more likely to get this type if: You're on a breathing machine. You can't cough strongly enough to clear your lungs.

What hurts with pneumonia?

Chest pain is one of the most common symptoms of pneumonia. Chest pain is caused by the membranes in the lungs filling with fluid. This creates pain that can feel like a heaviness or stabbing sensation and usually worsens with coughing, breathing or laughing.


How do I check myself for pneumonia?

Additional signs of pneumonia may include:
  1. A respiratory illness that lingers.
  2. Cough with mucus and/or blood.
  3. Shortness of breath or fast, shallow breathing.
  4. Bluish tint to lips and/or fingertips.
  5. High fever, sweating, shaking chills.
  6. Sharp or stabbing chest pain that gets worse when you inhale deeply or cough.


How do I know if I have pneumonia or a virus?

Often viral cases of pneumonia begin as congestion and cough with or without fever in the first few days. When a doctor listens to the lungs and finds breathing sounds are not clear on either side of the chest, a viral cause over bacterial is even more highly suspected.

What happens inside your body when you have pneumonia?

Pneumonia is an infection that inflames the air sacs in one or both lungs. The air sacs may fill with fluid or pus (purulent material), causing cough with phlegm or pus, fever, chills, and difficulty breathing. A variety of organisms, including bacteria, viruses and fungi, can cause pneumonia.


How to heal pneumonia?

Mild pneumonia can usually be treated at home with rest, antibiotics (if it's likely be caused by a bacterial infection) and by drinking plenty of fluids. More severe cases may need hospital treatment.

Do oxygen levels drop with pneumonia?

The drop in oxygen saturation from the last baseline value was greater in pneumonia patients than in control subjects (P < 0.001). The sensitivity of an oxygen saturation drop >3% from baseline for pneumonia was 73% with specificity and positive predictive values of 100%.

Who gets pneumonia the most?

Certain people are more likely to become ill with pneumonia: adults 65 years or older; children younger than 5 years old; people who have ongoing medical conditions (like asthma, diabetes or heart disease); and people who smoke cigarettes.


How long does pneumonia last?

It may take time to recover from pneumonia. Some people feel better and are able to return to their normal routines in 1 to 2 weeks. For others, it can take a month or longer. Most people continue to feel tired for about a month.

How do you catch bacterial pneumonia?

The germs that can cause pneumonia are usually breathed in. People often have small amounts of germs in their nose and throat that can be passed on through: coughs and sneezes – these launch tiny droplets of fluid containing germs into the air, which someone else can breathe in.

What is the best antibiotic to treat pneumonia?

The first-line treatment for pneumonia in adults is macrolide antibiotics, like azithromycin or erythromycin. In children, the first-line treatment for bacterial pneumonia is typically amoxicillin.


How do I know if I have pneumonia or bronchitis?

The big difference in symptoms involves severity. Pneumonia symptoms are usually more severe than bronchitis, and pneumonia usually looks more like a body-wide infection with a fever or chills. Both pneumonia and bronchitis can develop from bacteria or viruses that cause respiratory infections.

How do you sleep with pneumonia?

Is it better to sit up or lie down with pneumonia? Whether you're in bed or resting on the couch, you may find it more comfortable to sit up or prop yourself up with extra pillows. That's because an upright position allows the congestion to drain from your nose and throat more easily.

Does pneumonia get worse at night?

Walking pneumonia usually indicates a more mild pneumonia caused by a bacteria called mycoplasma pneumoniae. If you have walking pneumonia, your symptoms will be mild and you'll probably function normally. Walking pneumonia symptoms include: Dry cough that's persistent and typically gets worse at night.


When should I be worried about pneumonia?

Often pneumonia starts as a cough with fever or chills, and more severe cases can lead to breathing issues and admission to the hospital. Some people can even have chest pain that occurs when they cough or take a deep breath.

What is the most serious complication of pneumonia?

Sepsis. Sepsis is a particularly dangerous pneumonia complication. A life-threatening condition, it can lead to tissue damage, organ failure, and death if left untreated. Those with chronic health problems or compromised immune systems are at higher risk of developing sepsis from an infection like pneumonia.

Does pneumonia damage your lungs?

A more severe case of pneumonia can cause even more damage to your lungs, which can be significant and even permanent in some cases. "After severe pneumonia, lung capacity is reduced and muscles may be weak from being so ill.


Can you have pneumonia without knowing?

You can get pneumonia in one or both lungs. You can also have it and not know it. Doctors call this walking pneumonia. Causes include bacteria, viruses, and fungi.

What helps clear pneumonia faster?

The typical pneumonia treatment plan consists of rest, antibiotics, and increased fluid intake. You should take it easy even if your symptoms begin to subside. Depending on the cause of pneumonia, your doctor may prescribe an antiviral medication instead of an antibiotic.