Dual-Site Ultrasound Measures Blood Pressure and Pulse Wave Velocity at Once in Phantom Study
A dual-site ultrasound system estimated pulse wave velocity and systolic blood pressure simultaneously in a controlled arm phantom, with the ...
Tag: hemodynamics
AI Model Boosts Stroke Volume Measurement Accuracy in ICU
A machine learning model improves the accuracy and yield of stroke volume measurements in critically ill patients by estimating left ...
Vasopressor Test Reveals Uneven Capillary Refill Responses in Septic Shock
A pilot study of 32 septic shock patients found that only about one-third improved capillary refill time when mean arterial ...
Aging shifts the heart’s hidden energy waste from filling to pumping, echocardiography study finds
A retrospective echocardiographic study of 41 healthy adults found that systolic left ventricular energy loss rises markedly with age while ...
Doppler Ultrasound Could Measure Artery Stiffness Directly, Exploratory Study Suggests
An exploratory study reports that the natural frequency of the damped oscillation in Doppler-measured arterial flow waveforms matches established pulse ...
A structured 5-question approach for echocardiographic evaluation of undifferentiated shock
UK critical care echo specialists propose a structured five-question framework for interpreting echocardiograms in patients with undifferentiated shock, warning that ...
Mean circulatory filling pressure emerges as key to cardiac output and edema risk
A new review explains how mean circulatory and mean systemic filling pressures govern maximal cardiac output and capillary drainage, and ...
Higher Ocular Perfusion Pressure Linked to Proliferative Diabetic Retinopathy in Northern China
A retrospective cross-sectional study of 1,323 patients with type 2 diabetes in northern China found that higher mean ocular perfusion ...
Eating a Meal Reveals Hidden Heart Obstruction That Standard Tests Miss
A narrative review of seven studies finds that measuring heart obstruction after a meal detects left ventricular outflow tract blockage ...
Why Capillary Refill Time Slows in Sepsis: Six Mechanisms Mapped
A narrative review proposes six mechanisms, ordered by strength of evidence, that may prolong capillary refill time in sepsis and ...
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Mothers who receive childcare support from maternal grandparents show more parental warmth, finds NTU Singapore study
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University of Seville Breaks 120-Year-Old Mystery, Revises a Key Einstein Concept
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Bee body mass, pathogens and local climate influence heat tolerance
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Researchers record first-ever images and data of a shark experiencing a boat strike
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Groundbreaking Clinical Trial Reveals Lubiprostone Enhances Kidney Function
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