What laboratory test is most commonly used to diagnose streptococcal pharyngitis

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Question: What laboratory test is most commonly used to diagnose streptococcal pharyngitis?

Options:

Correct Answer: Rapid antigen detection test

Solution:

The rapid antigen detection test is commonly used to quickly diagnose streptococcal pharyngitis by detecting Group A Streptococcus antigens.

What laboratory test is most commonly used to diagnose streptococcal pharyngitis?

What laboratory test is most commonly used to diagnose streptococcal pharyngitis?

Step 1: Understand that streptococcal pharyngitis is a throat infection caused by Group A Streptococcus bacteria.
Step 2: Know that doctors need a test to confirm if someone has this infection.
Step 3: Learn about the rapid antigen detection test, which is a quick test used for this purpose.
Step 4: Realize that this test works by detecting specific substances (antigens) from the Group A Streptococcus bacteria in a throat swab sample.
Step 5: Understand that the rapid test gives results in a short time, helping doctors decide on treatment quickly.

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