ultrasonography

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Related to Duplex ultrasonography: duplex Doppler ultrasound, duplex imaging
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Synonyms for ultrasonography

using the reflections of high-frequency sound waves to construct an image of a body organ (a sonogram)

References in periodicals archive ?
Duplex ultrasonography has excellent sensitivity and specificity of 97% and 94% respectively, with positive and negative predictive values of 97% and 98% respectively for proximal DVT.
In case of embolic stroke, the patient should undergo imaging of the carotid vessels by duplex ultrasonography, CT angiography, MRI angiography, or catheter angiography.
Routine screening of high-risk patients with duplex ultrasonography may be warranted.
Duplex ultrasonography (color flow ultrasound) is helpful in localizing pseudoaneurysms, determining size, and locating the communicating tract (Schwend et al.
Duplex ultrasonography, computed tomography angiography and conventional angiography may be used.
There are several alternative imaging modalities to DSA, including Duplex ultrasonography (DUS), computed tomography angiography (CTA) and magnetic resonance angiography (MRA).
Hemodynamically stabile patients with uncertain arterial injury underwent duplex ultrasonography and angiography prior to surgery.
Physical examination of the right testicle revealed a hydrocele with an otherwise normal appearing testis, which was confirmed with Duplex ultrasonography.
In those cases, the duplex ultrasonography can be dispensed with in favor of CT angiography and surgery for 50%-99% stenosis.
Typically, Duplex ultrasonography shows hyperechoic 'spotting' in the arterial wall with the 'string of pearls' sign, found to be a sensitive indicator of HIV thrombosis.
That said, duplex ultrasonography or magnetic resonance angiography may be a preferable first step if immediate revascularization appears necessary (SOR: C, expert consensus and case reports).
The controls underwent duplex ultrasonography of the carotid arteries to exclude coexisting high-grade (luminal narrowing of 80% or greater) carotid stenosis.