The Pump and the Tubes

Transient Ischemic Dilatation (TID) is an important finding on myocardial perfusion SPECT in that it can be an indication of extensive sever...

Pulsed Doppler is in distinction to continuous wave Doppler. In continuous wave Doppler , reflectors anywhere in the ultrasound transduce...

Doppler ultrasound interprets the frequency as well as the amplitude of returning sound waves. The Doppler frequency (fD) is defined as the...

Although needle access to the femoral artery is most simply performed with palpation, in situations where this is limited (e.g. weak pulses ...

An occasional incidental finding on Cardiac CT and MR (and transesophageal echocardiography) is Lipomatous Hypertrophy of the Interatrial Se...