A sputum culture is a sample of the gooey substance that often comes up from your chest when you have an infection in your lungs or airways. It is mostly made up of white blood cells that fight ...
In a meta-analysis, researchers found that sputum was more accurate than nasopharyngeal or oropharyngeal swabs. The study also shows early testing increased rates of COVID-19 diagnosis. Early and ...
When you have a respiratory tract infection or a lung-related disorder, your lungs produce a thick substance known as sputum. This substance can make it hard to breathe, cause coughing, and harbor ...
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