Time delays in ultrasound systems can result in fallacious measurements

Ultrasound in Medicine and Biology

Volumn 28, Issue 2, 2002, Pages 259-263

  Walker, Andrew ^a   Olsson, Eva ^a   Wranne, Bengt ^b   Ringqvist, Ivar ^a   Ask, Per ^b  

^a CENTRAL HOSPITAL   (Sweden)

^b LINKÖPING UNIVERSITY   (Sweden)

Author keywords

Doppler; Doppler phantom; Echocardiography; Time delay; Ultrasound system

Indexed keywords

DOPPLER EFFECT; ECHOCARDIOGRAPHY; ELECTROCARDIOGRAPHY; TISSUE; ULTRASONIC APPLICATIONS;

PHONOCARDIOGRAPHY;

MEDICINE;

ARTICLE; DOPPLER FLOWMETRY; ECHOCARDIOGRAPHY; ELECTROCARDIOGRAPHY; ERROR; HEART MOVEMENT; INTERMETHOD COMPARISON; MEASUREMENT; PHONOCARDIOGRAPHY; PRIORITY JOURNAL; TIME; ULTRASOUND;

BLOOD FLOW VELOCITY; ECHOCARDIOGRAPHY; ELECTROCARDIOGRAPHY; HUMANS; PHANTOMS, IMAGING; TIME; TRANSDUCERS; ULTRASONOGRAPHY, DOPPLER;

EID: 0036214505     PISSN: 03015629     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0301-5629(01)00503-8     Document Type: Article

References (7)

1. Regional left ventricular wall motion abnormalities in myocardial infarction studied with pulsed tissue Doppler imaging
2. Regional diastolic function in ischaemic heart disease using pulsed wave Doppler tissue imaging
3. How accurate is visual assessment of synchronicity in myocardial motion? An in vitro study with computer-simulated regional delay in myocardial motion: Clinical implications for rest and stress echocardiography studies
4. Evaluation of left ventricular contraction abnormalities in patients with dilated cardiomyopathy with the use of pulsed tissue Doppler imaging
5. Testing ultrasonic pulsed Doppler instruments with a physiologic string phantom
6. Evaluating Doppler devices using a moving string test target
7. Assessment of left ventricular systolic wall motion velocity with pulsed tissue Doppler imaging: Comparison with peak dP/dt of the left ventricular pressure curve