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Sonographer doing an echocardiogram of a child Echocardiogram in the parasternal long-axis view, showing a measurement of the heart's left ventricle. Health societies recommend the use of echocardiography for initial diagnosis when a change in the patient's clinical status occurs and when new data from an echocardiogram would result in the physician changing the patient's care. [7]
Before the Internet, Book Review Digest was a significant reference tool and bibliographic aid used by the American public and librarians alike to find current literature. An online edition of the collection is offered in two subscription products: Book Review Digest Retrospective (1905–1982) and Book Review Digest Plus (1983 through present ...
Modalities applied to measurement of ejection fraction is an emerging field of medical mathematics and subsequent computational applications. The first common measurement method is echocardiography, [7] [8] although cardiac magnetic resonance imaging (MRI), [8] [9] cardiac computed tomography, [8] [9] ventriculography and nuclear medicine (gated SPECT and radionuclide angiography) [8] [10 ...
A logbook (or log book) is a record used to record states, events, or conditions applicable to complex machines or the personnel who operate them. Logbooks are commonly associated with the operation of aircraft, nuclear plants, particle accelerators, and ships (among other applications).
Doppler echocardiography is a procedure that uses Doppler ultrasonography to examine the heart. [1] An echocardiogram uses high frequency sound waves to create an image of the heart while the use of Doppler technology allows determination of the speed and direction of blood flow by utilizing the Doppler effect .
The British Medical Association (BMA) is a registered trade union [1] [2] [3] and professional body [4] [5] for doctors in the United Kingdom. It does not regulate or certify doctors, a responsibility which lies with the General Medical Council .
Open Book was a BBC Radio 4 book review programme. It has been presented by Humphrey Carpenter, Philippa Gregory, Nick Revell and Charlie Lee-Potter, with Mariella Frostrup as the regular presenter from 2003 until 2020. [1] [2] [3] As of 2021, the show is hosted by Elizabeth Day and Johny Pitts. [4]
Transesophageal echocardiography diagram. TEE is a semi-invasive procedure in that the probe must enter the body but does not require surgical (i.e., invasive) cutting for this procedure. Before inserting the probe, mild to moderate sedation is induced in the patient to ease the discomfort and to decrease the gag reflex.