Robert Lechowicz

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Ultrasound examination is a valuable method in diagnosing visceral vasoconstriction of atherosclerotic origin, as well as constriction related to the compression of the celiac trunk. Given the standard stenosis recognition criteria of >70%, the increase in peak systolic velocity (PSV) over 200 cm/s in the celiac trunk; of PSV > 275 cm/s in the superior(More)
Increased incidence of liver diseases, the development of liver surgery and other invasive methods for managing portal hypertension, plus an increasing number of liver transplant procedures pose more and more new challenges for ultrasonography. Ultrasonography, being an effective and clinically verified modality, has been used for several decades for(More)
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