No S3

What does "No S3" mean in a report or doctor's letter? In our medical dictionary, you will find a patient-friendly explanation of the meaning of this medical term.

Explanation

"No S3" in the context of medicine refers to the absence of a specific sound that doctors listen for when examining a patient's heart. This sound, known as S3, is often heard in certain heart conditions. If a doctor notes "No S3", it means they did not hear this particular sound during the examination, which can be a positive sign indicating a healthy heart.

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