Diagnostic Procedures and Pulse Oximetry Flashcards

1
Q

What device has ECG electrodes on the chest and is carried in a pocket or around the neck for 24 to 48 hours to evaluate cardiac rhythm, efficacy of medication, and pacemaker function?

A

Ambulatory electrocardiography (ECG)
or
HOLTER MONITOR

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2
Q

What is a radiologic exam that injects a contrast medium into blood vessels? What is it called in coronary arteries?

A

Angiography

Coronary angiograms are part o f a group of procedures known as cardiac catheterization

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3
Q

Procedure for direct visualalization of bronchial tree for both diagnostic adn therapuetic purposes?

A

Bronchoscopy

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4
Q

What is a thin catheter tha tis inserted in an artery that is advanced to the coronary arteries where contrast dye is injected adn is used to evaluate narrowing or occlusion of arteries adn measure BP and oxygen?

A

Cardiac Catheterization

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5
Q

What is a procedure using sound waves to examine the structure and function of the carotid arteries?

Purpose?

A

Carotid Ultrasound

purpose to screen for blockages that may indicate increased risk of stroke

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6
Q

Can be utilized to visualize the location, size, and shape of heart, lungs, blood vessels, ribs, adn bones of spine in addition to fluid in lungs or pleural space, pneumonia, emphysema, cancer?

A

Chest Radiograph (x-ray)

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7
Q

uses high frequency sound waves non-invasively to evaluate functioning of heart in real time images?

A

Echocardiogram

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8
Q

What is the difference between a TTE and TEE?

A

TTE: transthoracic echocardiography is handheld ultrasound placed on chest
TEE: transesophageal echocardiography is ultrasound transducer placed in esophagus

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9
Q

What evaluates rhythm or electrical conduction abnormalities of the heart using 3-5 catheters inserted into a blood vessel and threaded into the heart?

A

Electrophysiologic Testing

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10
Q

What is continuous monitoring of cardiovascular status via intra-arterial catheters and intravenous lines that measure pressure, temeprature, and volume?

A

Invasive Hemodynamic Moniotoring

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11
Q

What is a Swans Ganz Catheter used for with invasive hemodynamic monitoring?

A

BALLON CATHETER placed in a pulmonary artery to obtain pulmonary artery wedge pressure and left atrial pressure

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12
Q

What is a thermodilution catheter used to measure during invasive hemodynamic monitoring?

A

measures cardiac output

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13
Q

What is a Central Venous pressure (CVP) line measure during invasive hemodynamic monitoring?

A

measures pressure in vena cava or right atrium

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14
Q

MRI has limited value for imaging with cardiopulm structure?

A

the LUNGS

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15
Q

What is also known as radinuclide stress test and nuclear stress test? and shows how well the heart muscle is perfused at rest and under exercise stress?

A

Myocardial Perfusion Imaging (MPI)

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16
Q

What is a diagnositic procuedure in which CV stress is induced by pharmacologic agenets when contraindications to routine exercise stress test exist?

A

Pharmacologic Stress Test

17
Q

What test creates graphic record of sounds produced by heart and great vessels?

A

Phonocardiography

Assists with detection of S3 and S4 sounds in diagnosis of heart failure

18
Q

How are areas of disease identified on PET scans?

A

increased radioactive material tends ot accumulate in areas with high levels of chemical activity

19
Q

Procedure that includes removal of fluid from pleural space with a needle?

A

Thoracentesis

20
Q

Radiopaque dye injected into a vein while an x-ray procedure creates an image of vein to detect clot or blockage?

A

Venography

21
Q

AKA lung scan, uses small radioactive material to study airflow and blood flow within lungs?

What is most commonly used in the diagnosis of?

A

Ventilation - Perfusion Scan

Pulmonary Embolism

22
Q

What does a pulse oximeter measure?

A

The percent of arterial oxygen saturation of hemoglobin

23
Q

Activity should be stopped if SPO2 is less than what?

A

<90% in acutely ill patients
or
<85% in patients with chronic lung disease