Pharyngeal swab is used to examine throat diseases.
It is a detection method to understand the patient’s condition, oral mucosa and throat infection.
What is COVID-19 nucleic acid testing using throat swabs?
Oropharyngeal Sampling
Because COVID-19 is mainly spread through droplets and contacts, plus the ACE2 receptor necessary for COVID-19 invasion in the respiratory tract, the respiratory tract of the infected person is the main gateway for COVID-19 invasion.
How to pharyngeal swab sampling ?
1. Tear off the outer package of the sampling swab and take out the sampling swab;
2. Expose the throat and press the tongue down with a tongue depressor if necessary;
3. Take out the sterile swab, gently and quickly wipe bilateral pharyngeal tonsils and posterior pharyngeal wall for 3 times, and put the swab head into the preservation solution,
4. Buckle and fold the tail of the swab at the mouth of the storage tube, discard the tail, tighten and cover the tube cap,
5. Check the patient’s name again after sampling;
6. Put it into a sealed bag and a special transfer box, and quickly send the samples to the laboratory for inspection.
use pharyngeal swab sampling
