This article will help you understand the oral and nasal swab for COVID-19 testing and how to prepare for it.

What is the Oral and Nasal Swab for COVID-19 Testing?

It is a procedure where samples are collected from the surface of the respiratory mucosa with nasopharyngeal swabs. This procedure is used to diagnose COVID-19 in adults and children.

When Is the Oral and Nasal Swab for COVID-19 Testing Performed?

This procedure is commonly used to evaluate patients suspected of having respiratory infections caused by other viruses and some bacteria.

How to Prepare for the Oral and Nasal Swab for COVID-19?

There are no special preparations before undergoing the oral and nasal swab for COVID-19. However, for the nasopharyngeal swab to be done correctly, the patient should sit comfortably with the back of the head tilted on the headrest. The swab is inserted horizontally into the nose, along an imaginary line between the nostril and the ear.

It is preferable to inform the doctor if there has been previous nasal surgery or any other problems.