Articles

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How to Take a Manual Blood Pressure

Learn the proper technique for manual blood pressure measurement. From positioning to Korotkoff sounds, master this essential clinical skill step-by-step.

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Stethoscope Chest Piece and Diaphragm Guide

Stethoscope performance depends on how sound travels through the entire system: the chestpiece, the diaphragm, the rim, the tubing, and the patient’s anatomy. This research-based overview explains how bells, diaphragms,...

Two doctors in white coats with stethoscopes, text 'Sound Judgement Q3 2025 Quarterly Auscultation Review'.

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Sound Judgment: Quarterly Auscultation Review Q3 2025

Four new studies make the same point. You should not need a $100,000 simulator or a $500 digital stethoscope to learn, teach, and act on what you hear at the...

Stethoscope tubing length guide title slide with medical tools faintly visible in background

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Stethoscope Tubing Length: The Complete Guide

I learned the hard way that stethoscope tubing length matters—but not for the reasons everyone repeats. Modern polymers solved the old “shorter sounds better” myth. Today, length is about ergonomics,...

Black background with text 'Beyond Lub-Dub Extra Cardiac Sounds', faint heart diagram

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Beyond Lub-Dub: Stethoscopes Tells the Whole Story

Beyond “lub-dub”: how S3 and S4 reveal volume overload and ventricular stiffness. Bell vs pressure technique and why stethoscope quality changes care.