Excess Catecholamine Tachycardia
Catecholamines are hormones produced by the adrenal glands, which are found on top of the kidneys. They are released into the blood during times of physical or emotional stress. The major catecholamines are dopamine, norepinephrine, and epinephrine (which used to be called adrenalin).
This article discusses the test to check the level of catecholamines in a sample of blood.
Catecholamines are more often measured with a urine test than with a blood test. See:
Alterna... Read more
More information on "Excess Catecholamine Tachycardia"
From Our Experts
Paroxysmal Atrial Tachycardia (PAT): Irregular Heart Beats
What we call normal rhythm is stimulated by a group of cells in the upper chamber of our heart called the atrium. This group of cells is in... Read more »
From Our Sources
Catecholamines: urine
Source: ADAM Encyclopedia
Catecholamines are small molecules made by nerve tissue (including the brain) and the adrenal gland. The major catecholamines are dopamine,... Read more »
Tachycardia
Source: HealthCentral Encyclopedia
The heart normally beats at a rate of about 60 to 100 beats per minute at rest. A rate faster than 100 beats a minute in an adult is called... Read more »
Ventricular tachycardia
Source: ADAM Encyclopedia
Ventricular tachycardia (VT) is a rapid heartbeat that starts in the ventricles.Alternative NamesWide-complex tachycardia; V tach; Tachycardia -... Read more »
Paroxysmal supraventricular tachycardia (PSVT)
Source: ADAM Encyclopedia
Paroxysmal supraventricular tachycardia (PSVT) is an occasional rapid heart rate. "Paroxysmal" means from time to time. Alternative NamesPSVT;... Read more »
Multifocal atrial tachycardia
Source: ADAM Encyclopedia
Multifocal atrial tachycardia is a rapid heart rate that occurs when too many signals (electrical impulses) are sent from the upper heart to the... Read more »
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