Review the first image again. What is unusual about this PW-Doppler signal in the right superior pulmonary vein? First, the flow looks more continual than phasic (ie, instead of discrete S and D waves ...

What is being shown is a pulse-wave Doppler with the sample volume in the left superior pulmonary vein. Pulmonary-vein Doppler signals can often complement the information inferred from mitral-inflow ...

There are several surgical ablation methods to treat atrial fibrillation; however, the relative efficacy of each scheme is unknown. Patients with permanent atrial fibrillation undergoing valvular ...

Background: Compression ultrasonography performed serially over a 7-day period is recommended for the diagnosis of deep vein thrombosis in symptomatic pregnant women, but whether this approach is safe ...

Doppler test, also known as Doppler Sonography, is a medical examination to assess the baby's health and is similar to ultrasound. Doppler scan during pregnancy reflects the blood flow through a blood ...