American Heart Association

Answers

What is emotional lability?

Emotional lability is an effect of stroke in which a survivor cries or laughs or has sudden mood... Full Answer

12/31/1969

What is electron-beam computed tomography?

Electron-beam computed tomography, also called EBCT or Ultrafast®CT, is the high-speed form of... Full Answer

12/31/1969

What is dysrhythmia?

Dysrhythmia is a disturbance in heart rhythm, sometimes used as an alternative to the term... Full Answer

12/31/1969

What is Doppler ultrasound?

Doppler ultrasound is a test that uses high-frequency sound waves to detect blockages in an artery... Full Answer

12/31/1969

What is digital cardiac angiography?

Digital cardiac angiography (DCA), also called digital subtraction angiography (DSA), is a modified... Full Answer

12/31/1969

What is diastolic heart failure?

Diastolic heart failure is a condition in which the pumping chambers (ventricles) of the heart... Full Answer

12/31/1969

What is diastolic dysfunction?

Diastolic dysfunction is abnormal function of the heart during its relaxation phase, between beats,... Full Answer

12/31/1969

What is a ventricle?

A ventricle is one of the two lower chambers of the heart that receive blood from the upper... Full Answer

12/31/1969

What is a vein?

A vein is one of a series of vessels that carries blood from every part of the body back to the... Full Answer

12/31/1969

What is long QT syndrome?

Long QT syndrome is a condition that affects the heart’s electrical system and may cause... Full Answer

12/31/1969

What is a left ventricular assist device (LVAD)?

A left-ventricular assist device, often referred to as LVAD, is a battery-operated mechanical pump... Full Answer

12/31/1969

What is ischemic heart disease?

Ischemic heart disease, also called coronary artery disease and coronary heart disease, is caused... Full Answer

12/31/1969

What is an intravascular ultrasound (IVUS)?

Intravascular ultrasound is a technique in which an ultrasound catheter is placed in the... Full Answer

12/31/1969

What is hypotension?

Hypotension is the medical term for abnormally low blood pressure; the opposite of hypertension.... Full Answer

12/31/1969

What is hypoplastic left heart syndrome?

Hypoplastic left heart syndrome is a congenital (at birth) defect in which the left side of the... Full Answer

12/31/1969