Venous air embolism (VAE) is the air bubble accumulation in the right side of the heart. or in the pulmonary region. Pre-cordial Doppler allows a real-time monitoring of heart sound and is used to detect VAE episodes through changes in cardiac sound. Sometimes these changes are not detected by the operator. https://www.markbroyard.com/special-offer-g-fuel-spider-verse-glitch-mix-black-strawberry-guava-flavour-zero-sugar-energy-drink-16fl-oz-for-sale-super-save/