Is it possible to have pneumonia without symptoms

Common symptoms of pneumonia include:. Older adults or people with a compromised immune system may actually have a lower body temperature if they have pneumonia. Additionally, older adults with pneumonia may also have changes in mental state, such as confusion.

Newborns and infants may or may not have a fever, but can experience rapid breathing, nasal flaring , and grunting. Signs of a very severe infection may also include not eating, low body temperature, and convulsions. Pneumonia can sometimes cause serious complications and become life-threatening. Potential complications can include:. This is the type of pneumonia that you can get within your community and outside of a hospital or healthcare setting. It accounts for between 5 and 12 percent of lower respiratory infections in adults treated by primary care physicians.

This type of pneumonia can be more serious because bacteria that are resistant to antibiotics may cause the infection. VAP occurs after being placed on a ventilator. A ventilator helps you to breathe by providing oxygen through a tube placed in your nose or throat or through a hole in your neck. While ventilators can be very important to people who are very ill or recovering from surgery, they can also make it easier for the germs that cause pneumonia to enter the lungs.

Aspiration pneumonia happens when you accidentally inhale a small bit of something like food, drink, or vomit into your lungs. This can lead to germs being introduced into your lungs.

Walking pneumonia is caused by a bacterial infection. You may also see it referred to as atypical bacterial pneumonia. Walking pneumonia can be a milder illness. These can include things like bacteria, viruses, and fungi. Bacterial pneumonia can be divided into typical and atypical types. Common typical bacteria include Streptococcus pneumoniae and Haemophilus influenzae. Many types of bacterial pneumonia involve symptoms like high fever, sweating, and quick breathing.

People with atypical walking pneumonia may experience milder symptoms, such as low-grade fever , headache , and dry cough.

Various types of viruses can cause viral pneumonia , including:. Many cases of viral pneumonia are milder than those of bacterial pneumonia. Other symptoms may include nausea, vomiting, diarrhea, and pain in the chest. Signs that indicate a more severe infection are shortness of breath, confusion, decreased urination and lightheadedness. In the U. Varying a great deal in terms of severity, pneumonia causes breathing difficulties, congestion, the production of mucus, and many other symptoms. Pneumonia is a viral, bacterial, or fungal infection of one or both lungs.

Physiologically, the infection inflames the air sacs alveoli of the lungs as white blood cells attack the invading bacterium, virus, or fungus in the body. The infection causes a buildup of pus and fluid in the air sacs, making you cough up phlegm and have difficulty breathing.

While pneumonia can affect people of any age or gender, it more often arises and is generally more severe in those who have weaker immune systems. This is why older people and younger children are most susceptible.

What makes pneumonia sometimes difficult to treat is that it has some of the same symptoms as the common cold or influenza the flu. The signs of pneumonia typically include:.

Symptoms can be age specific. Pneumonia in older adults those over 65 and some immunocompromised patients, for instance, may be accompanied by confusion.

Infants and toddlers under the age of 2 may experience breathing difficulties, feeding problems, a bluish tint to the skin or lips, fussiness, and less urine production. In fever, basically, the body raises its own temperature to help kill pathogens and fight infection. As such, pneumonia without fever tends to represent a reduced immune response.

Immunity tends to be weaker in certain groups of the population, including:. Further, a range of other conditions can impact immunity, including:. Pneumonia without fever is also more likely in those with heart or lung conditions, including:. Walking pneumonia is mild and highly treatable, rarely requiring hospitalization.

In fact, it often arises precisely because the patient is already sick or more susceptible to illness in general. Symptoms range in intensity—from being mild to very severe. While most cases of pneumonia can be effectively managed, if the disease is allowed to progress, it can be particularly dangerous. What can happen?

Let your healthcare provider know if you experience:. Without treatment, pneumonia can be life threatening. Anyone who experiences signs or symptoms of the condition should speak with a doctor for a diagnosis and appropriate treatment. People who develop severe breathing difficulties should seek emergency medical attention. Pneumonia is an infection of the lungs caused by bacteria, viruses, fungi, or parasites.

Anyone can develop pneumonia, but certain groups of people…. Atypical pneumonia, also know as walking pneumonia, is a less severe form of pneumonia caused by certain bacteria. Learn about the bacteria most…. The new coronavirus can sometimes cause severe illness. Bacterial pneumonia is an inflammation of the lungs as a result of bacteria.

People who are in hospital sometimes acquire it. People with a weakened…. Double pneumonia is a condition in which pneumonia affects both lungs. It can develop from flu or another infection that affects the lungs. Is it possible to have pneumonia without a cough? Pneumonia without a cough Signs and symptoms Pneumonia and cough Types of pneumonia Treatment Risk factors Complications Prevention Seeing a doctor Summary Pneumonia is the medical term for lung inflammation. Is it possible? Share on Pinterest Getty Images.

Signs and symptoms of pneumonia.