Category: Cardiology
Sleep Apnea and Heart Risk: How Blood Pressure and Arrhythmia Are Linked
Sleep apnea isn't just about snoring-it's a major hidden driver of high blood pressure and dangerous heart rhythms like atrial fibrillation. Untreated, it raises stroke risk by 60% and heart failure risk by 140%. The good news? Treatment with CPAP can cut these risks significantly.
NT-proBNP Testing: When Clinicians Should Order This Heart Failure Biomarker
NT-proBNP blood tests help rule out heart failure in patients with shortness of breath. This guide explains when to order the test, interpret results, and avoid common mistakes. Cutoffs vary by age and kidney function. Real cases show it prevents unnecessary procedures. Updated 2026 guidelines expand its use.
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Cardiology