Tuesday, February 14, 2012
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Paroxysmal Supraventricular Tachycardia (PVST) Learning Center

The heart rate may be 150 to 250 beats per minute (bpm). In children, the heart rate tends to be very high. There may be signs of poor blood circulation such as lightheadedness. Between episodes of PSVT, the heart rate is normal (60 to 100 bpm).
Source:ADAM
Date:May 12, 2008
An electrocardiogram (ECG) is a test that records the electrical activity of the heart. See also: Holter monitoring; Stress test.
Source:ADAM
Date:May 2, 2009
Electrocardiography is a commonly used, noninvasive procedure for recording electrical changes in the heart. The record, which is called an electrocardiogram (ECG or EKG), shows the series of waves that relate to the electrical impulses that occur...
Source:Gale Encyclopedia of Surgery
The electrocardiography unit, also called an electrocardiograph, is an apparatus that indirectly measures the heart's electrical activity and records it as a graphic tracing.
Source:Gale Encyclopedia of Nursing and Allied Health
The electrocardiogram (ECG) displays important information about the heart, including the occurrence of a heart attack or lack of oxygen, whether conduction of the heartbeat is disturbed, or its rate or rhythm altered. It is useful as a rapid indi...
Source:Gale Encyclopedia of Public Health
During a physical examination, a health care provider studies a patient's body to determine the presence or absence of physical problems. A typical physical examination includes: Inspection (looking at the body; Palpation (feeling the body with ha...
Source:ADAM
Date:February 23, 2009
The health status of populations and of individuals is assessed for many reasons. Assessing needs for care helps guide the allocation of resources— diagnostic assessments guide treatment, prognostic assessments contribute to planning, and assessin...
Source:Gale Encyclopedia of Public Health
A Holter monitor is a machine that continuously records the heart's rhythms. The monitor is usually worn for 24 - 48 hours during normal activity. See also ECG.
Source:ADAM
Date:May 15, 2008
Holter monitoring is continuous monitoring of the electrical activity of a patient's heart muscle ( electrocardiography ) for 24 hours, using a special portable device called a Holter monitor. Patients wear the Holter monitor while carrying out th...
Source:Gale Encyclopedia of Medicine
Intracardiac electrophysiology study (EPS) is an invasive test that allows doctors to determine the details of abnormal heartbeats, or arrhythmias. See also: Cardiac ablation procedures
Source:ADAM
Date:April 23, 2009
An electrophysiology study (EPS) of the heart is a test performed to analyze the electrical activity of the heart. The test uses cardiac catheters and sophisticated computers to generate electrocardiogram (EKG) tracings and electrical measurements...
Source:Gale Encyclopedia of Surgery
An electrophysiology (EP) study of the heart is a nonsurgical analysis of the electrical conduction system (normal or abnormal) of the heart. The test employs cardiac catheters and sophisticated computers to generate electrocardiogram (EKG) tracin...
Source:Gale Encyclopedia of Medicine
An electrophysiology study (EPS) of the heart is a nonsurgical analysis of the electrical conduction system (normal or abnormal) of the heart. The test employs cardiac catheters and sophisticated computers to generate electrocardiogram (EKG) traci...
Source:Gale Encyclopedia of Nursing and Allied Health
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