Ultrasound allows visualisation of cardiac valve function, contractility, and pericardial effusions with greater accuracy than listening with the stethoscope. (sciencedaily.com)
Is gastric reflux a cause of Otitis media with effusion in children? (boba.com)
Hemorrhagic pericardial effusions in canine patients are commonly caused by hemangiosarcoma. (todaysveterinarynurse.com)