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tape from the monitor and places it in a scanner. After checking the quality of the recorded impulses on an electronic screen, the technician usually prints the information from the tape for analysis by a physician. Physicians use the output from the scanner to diagnose heart ailments, such as heart rhythm abnormalities or problems with
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EKG technicians with advanced training setup Holter monitor and stress testing. For Holter monitoring, technicians place electrodes on the patient's chest and attach a portable EKG monitor to the patient's belt. Following 24 or more hours of normal activity by the patient, the technician removes a
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to the patient's chest, arms, and legs, and then manipulate switches on an EKG machine to obtain a reading. An EKG is printed out for interpretation by the physician. This test is done before most kinds of surgery or as part of a routine physical examination, especially on persons who have reached
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For a treadmill stress test, EKG technicians document the patient's medical history, explain the procedure, connect the patient to an EKG monitor, and obtain a baseline reading and resting blood pressure. Next, they monitor the heart's performance while the patient is walking on a treadmill,
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Those who assist in the diagnosis of disorders affecting the circulation are known as vascular technologist, vascular specialists or vascular sonographers. They obtain a medical history, evaluate pulses and assess blood flow in arteries and veins by listening to the vascular flow sounds for
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The position is generally unlicensed and skills are learned on the job; however, two- and four-year training programs to learn advanced ECG technical skills are available at junior colleges and community colleges.
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may be performed while the patient is either resting or physically active. Technicians may administer medication to physically active patients to assess their heart function. Cardiac sonographers also may assist
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are referred to as cardiac sonographers. They use ultrasound instrumentation to create images called echocardiograms. An
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procedure using ultrasound instrumentation to record vascular information such as vascular blood flow,
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technicians who obtain EKGs are known as electrocardiograph (or EKG) technicians. To take a basic
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gradually increasing the treadmill's speed to observe the effect of increased exertion.
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can have many roles in the hospital, based around the recording of
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middle age or who have a history of cardiovascular problems.
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454:The American Society of Echocardiography
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