Which laboratory test is most commonly used to diagnose streptococcal pharyngiti

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Question: Which 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.

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

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

Correct Answer: Rapid antigen detection test

Step 1: Understand that streptococcal pharyngitis is an infection in the throat caused by Group A Streptococcus bacteria.
Step 2: Know that doctors need a way to quickly find out if a patient has this infection.
Step 3: Learn that the rapid antigen detection test is a laboratory test used for this purpose.
Step 4: Recognize that this test works by detecting specific substances (antigens) from the Group A Streptococcus bacteria in a throat swab sample.
Step 5: Understand that this test provides results quickly, usually within a few minutes, helping doctors make fast decisions about treatment.

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