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You or your health-care provider may suspect you have the flu based on your symptoms, how severe they are, and how long they last. The flu is more common during the flu season (fall to winter). You may also hear about flu outbreaks in your area from your local public health department and the media.
There are laboratory tests that can determine if you have a flu infection, but they aren’t generally needed since the results usually do not change how the flu is managed. If you are not sure if you have a cold or the flu, refer to the Public Health Agency of Canada chart, IS IT A COLD OR THE FLU?.
Typical flu symptoms can include:
The signs and symptoms of pneumonia vary depending on your age and what type of pneumonia you have. Symptoms can range from mild to very severe. The most common symptoms of pneumonia:
If you have any of these symptoms it’s important to see your health-care provider right away. Since symptoms can vary depending on your age, see your health-care provider if you notice any health-related changes.
Your health-care provider may suspect pneumonia after asking you what symptoms you have and for how long you’ve had them. A physical exam, including listening to your lungs with a stethoscope for abnormal sounds, can help with the diagnosis.
If your health-care provider suspects you may have pneumonia, the following tests can help confirm the diagnosis:
Your health-care provider may send you for other tests if required.