Articles

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Stethoscopes and Hearing Loss: What Every Clinician Needs to Know About Auscultation with Hearing Aids

Hearing aids are built for speech, not stethoscopes. With heart sounds sitting between 20 and 140 Hz and most hearing aids starting at 200 Hz, clinicians with hearing loss face...

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Where to Listen to Heart Sounds: A Guide to Cardiac Auscultation Landmarks

Master the 5 heart sound positions and understand what you're actually hearing. Learn the pathophysiology behind aortic, pulmonic, tricuspid, and mitral areas.

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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,...

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.