Comparing Methods: Anterior Nasal Swab Sampling vs Nasopharyngeal Swab Sampling
5762Common Covid-19 test uses oropharyngeal sampling method, but in specific cases, the nasal sampling method is also used.
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Disposable oropharyngeal swabs can be used to examine the throat for lesions or to collect samples from the pharynx, and it is a tool that can help examine the condition and detect viruses.
Since the pharynx is more susceptible to external bacterial infestation when the body’s systemic or local resistance decreases, it can lead to infection and eventually lesions. This is when doctors need to use oropharyngeal swabs to collect cells and viruses from pharyngeal samples for testing to understand the patient’s health condition.
In recent years, oropharyngeal swabs have also been widely used for COVID-19 nucleic acid testing.

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Common Covid-19 test uses oropharyngeal sampling method, but in specific cases, the nasal sampling method is also used.
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