Pneumonia: Signs and Symptoms  

Pneumonia is an infection that inflames the air sacs in one or both lungs.


– Cough that may produce phlegm – Shortness of breath – Rapid, shallow breathing – Sharp or stabbing chest pain that worsens when you breathe deeply or cough – Fever, sweating, and shaking chills

When to see a doctor  

– See a doctor if you have any of the symptoms of pneumonia. – Seek immediate medical attention if you have:  – Severe shortness of breath – Pain in your chest that is severe or worsens with each breath – A high fever (103°F or higher) Pain in your chest that is severe or worsens with each breath A high fever (103°F or higher) Confusion or delirium Bluish discoloration of your lips or fingernails


– Pneumonia can be caused by bacteria, viruses, or fungi. – The most common type of pneumonia is bacterial pneumonia. – Viral pneumonia is often caused by the same viruses that cause the flu or the common cold. – Fungal pneumonia is most common in people with weakened immune systems.

Risk factors

You are at increased risk of pneumonia if you: – Smoke – Have a weakened immune system – Have a chronic lung disease, such as asthma or COPD – Are an infant or an older adult


Pneumonia can lead to serious complications, such as: – Respiratory failure – Pleural effusion (fluid around the lungs) – Bloodstream infection (sepsis)


You can help prevent pneumonia by: – Getting a flu shot every year – Pneumococcal vaccine – Practicing good hand hygiene – Not smoking – Avoiding exposure to secondhand smoke


– Your doctor will diagnose pneumonia based on your symptoms, medical history, and a physical examination. – They may also order tests, such as a chest X-ray, blood test, or sputum test.


– Treatment for pneumonia depends on the type of infection and your overall health. – Bacterial pneumonia is treated with antibiotics. – Fungal pneumonia is treated with antifungal medications.


– Most people with pneumonia recover completely within a few weeks. – However, pneumonia can be serious for people with weakened immune systems or chronic health conditions.