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CardioMEMS Pulmonary Artery Pressure Threshold Algorithm

— Explanation and Clinical Context This algorithm implements a pragmatic, clinic-level approach to interpreting daily pulmonary artery diastolic (PAD) and (optionally) mean pulmonary artery (PAM) pressure readings obtained from an implanted CardioMEMS™ sensor. The logic uses Merlin.net/Abbott default thresholds when available: a narrow "maintenance" band (PAD ±2 mmHg) where no immediate hemodynamic change is usually

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CURB65 Pneumonia Severity Score Calculator

CURB65 Pneumonia Severity Score Explanation and Clinical Context CURB65 assigns one point for each of five readily available clinical variables at initial assessment: new onset confusion, blood urea greater than 7 mmol per liter, respiratory rate of 30 breaths per minute or more, low blood pressure defined as systolic less than 90 mm Hg or diastolic 60 mm Hg or less, and age 65 years or older. The total score ranges