Podcast
Questions and Answers
Transthoracic echocardiography is not useful for diagnosing pericardial effusions.
Transthoracic echocardiography is not useful for diagnosing pericardial effusions.
False
The ultrasound in transthoracic echocardiography is generated by a transducer applied to the back of the chest.
The ultrasound in transthoracic echocardiography is generated by a transducer applied to the back of the chest.
False
Doppler techniques in an echocardiogram can show the direction and velocity of the blood flow through the heart but cannot assess for valvular regurgitation.
Doppler techniques in an echocardiogram can show the direction and velocity of the blood flow through the heart but cannot assess for valvular regurgitation.
False
Echocardiography can be performed with an exercise or pharmacologic stress test to detect abnormalities in ventricular wall motion.
Echocardiography can be performed with an exercise or pharmacologic stress test to detect abnormalities in ventricular wall motion.
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Myocardial ischemia from decreased perfusion during stress does not cause abnormalities in ventricular wall motion easily detected by echocardiography.
Myocardial ischemia from decreased perfusion during stress does not cause abnormalities in ventricular wall motion easily detected by echocardiography.
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Transesophageal echocardiography (TEE) provides clearer images because ultrasound waves pass through more tissue.
Transesophageal echocardiography (TEE) provides clearer images because ultrasound waves pass through more tissue.
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A topical anesthetic agent is not used during TEE due to the discomfort associated with the positioning of the transducer in the esophagus.
A topical anesthetic agent is not used during TEE due to the discomfort associated with the positioning of the transducer in the esophagus.
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TEE is frequently used during cardiac surgery to continuously monitor the response of the heart to the surgical procedure.
TEE is frequently used during cardiac surgery to continuously monitor the response of the heart to the surgical procedure.
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Complications are common during TEE and are usually minor and easily manageable.
Complications are common during TEE and are usually minor and easily manageable.
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Pharmacologic stress testing using dobutamine cannot be performed in conjunction with TEE.
Pharmacologic stress testing using dobutamine cannot be performed in conjunction with TEE.
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Patients who are cognitively impaired or physically disabled will be able to achieve their target heart rate by exercising on a treadmill or bicycle.
Patients who are cognitively impaired or physically disabled will be able to achieve their target heart rate by exercising on a treadmill or bicycle.
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Vasodilating agents such as dipyridamole, adenosine, or regadenoson are used to mimic the effects of exercise by maximally constricting normal coronary arteries.
Vasodilating agents such as dipyridamole, adenosine, or regadenoson are used to mimic the effects of exercise by maximally constricting normal coronary arteries.
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The procedure of pharmacologic stress testing may involve the use of IV aminophylline to reverse the effects of vasodilating agents if necessary.
The procedure of pharmacologic stress testing may involve the use of IV aminophylline to reverse the effects of vasodilating agents if necessary.
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Patients are monitored for 15 to 20 minutes after the stress test until vital signs and assessment findings return to normal.
Patients are monitored for 15 to 20 minutes after the stress test until vital signs and assessment findings return to normal.
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Pharmacologic stress testing cannot be performed on patients unable to achieve their target heart rate by exercising on a treadmill or bicycle.
Pharmacologic stress testing cannot be performed on patients unable to achieve their target heart rate by exercising on a treadmill or bicycle.
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Transthoracic echocardiography is considered positive if abnormalities in ventricular wall motion are detected during rest but not during stress.
Transthoracic echocardiography is considered positive if abnormalities in ventricular wall motion are detected during rest but not during stress.
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Transesophageal echocardiography produces poor quality images due to the passage of ultrasound through lung and bone.
Transesophageal echocardiography produces poor quality images due to the passage of ultrasound through lung and bone.
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Gel is applied to the skin during transthoracic echocardiography to help transmit radio waves.
Gel is applied to the skin during transthoracic echocardiography to help transmit radio waves.
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The patient undergoing echocardiography may be asked to turn onto the right side at times during the test.
The patient undergoing echocardiography may be asked to turn onto the right side at times during the test.
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A stress test using echocardiography is painless for the patient.
A stress test using echocardiography is painless for the patient.
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Study Notes
Transthoracic Echocardiography
- Transthoracic echocardiography is not useful for diagnosing pericardial effusions
- The ultrasound in transthoracic echocardiography is generated by a transducer applied to the back of the chest
- Gel is applied to the skin to help transmit radio waves
- The patient may be asked to turn onto the right side at times during the test
- Transthoracic echocardiography is considered positive if abnormalities in ventricular wall motion are detected during rest but not during stress
Doppler Techniques
- Doppler techniques in an echocardiogram can show the direction and velocity of the blood flow through the heart
- However, Doppler techniques cannot assess for valvular regurgitation
Transesophageal Echocardiography (TEE)
- TEE provides clearer images because ultrasound waves pass through less tissue
- TEE is frequently used during cardiac surgery to continuously monitor the response of the heart to the surgical procedure
- Complications during TEE are common, but usually minor and easily manageable
- A topical anesthetic agent is not used during TEE due to the discomfort associated with the positioning of the transducer in the esophagus
Pharmacologic Stress Testing
- Pharmacologic stress testing using dobutamine cannot be performed in conjunction with TEE
- Vasodilating agents such as dipyridamole, adenosine, or regadenoson are used to mimic the effects of exercise
- The procedure of pharmacologic stress testing may involve the use of IV aminophylline to reverse the effects of vasodilating agents if necessary
- Patients are monitored for 15 to 20 minutes after the stress test until vital signs and assessment findings return to normal
- Pharmacologic stress testing cannot be performed on patients unable to achieve their target heart rate by exercising on a treadmill or bicycle
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Description
Test your knowledge on echocardiography and stress tests with this quiz. Learn about the indicators of positive test results and nursing interventions related to transthoracic echocardiography. Explore the use of echocardiographic monitoring and its application during stress testing.
