Results 251 to 260 of about 10,740 (300)

Renal resistive index in hypertensive patients

open access: yesJournal of Clinical Hypertension, 2018
AbstractSpectral Doppler ultrasonography provides the evaluation of renal resistive index (RRI), a noninvasive and reproducible measure to investigate arterial compliance and/or resistance. RRI seems to possess an important role in the evaluation of diverse cases of secondary hypertension.
Ioannis Andrikou   +2 more
exaly   +5 more sources

Renal resistive index in IgA nephropathy and renal scleroderma vasculopathy

Microvascular Research, 2021
Renal Ultra-Sound (US) and Doppler US provide measurements which reflect changes in renal and systemic haemodynamic. The renal resistive index (RRI), obtained through the Doppler spectrum analysis of renal small arteries, is altered in several pathologic conditions.
Cianci Rosario   +7 more
openaire   +3 more sources

Renal Arterial Resistance Index

New England Journal of Medicine, 2003
assert that the renal arterial resistance index is associated with the prognosis for renal-transplant recipients. This study raises methodologic issues. Survival data are defined in terms of the time from an initiating event (the time origin) to some terminal event.
Bruno, Giraudeau, Jean-Michel, Halimi
openaire   +2 more sources

The Correlation of Intraabdominal Pressure With Renal Resistive Index

Journal of Surgical Research, 2020
To evaluate the correlation between intraabdominal pressure (IAP) measured via the bladder and renal resistive index (RRI) measured by Doppler ultrasonography (USG).Eighty consecutive surgical patients were included into this study. Before Doppler USG evaluation, IAP was measured by a Foley catheter via the bladder.
Önder Eraslan, Oskay Kaya
exaly   +3 more sources

Intrarenal Resistive Index after Renal Transplantation

New England Journal of Medicine, 2013
The intrarenal resistive index is routinely measured in many renal-transplantation centers for assessment of renal-allograft status, although the value of the resistive index remains unclear.In a single-center, prospective study involving 321 renal-allograft recipients, we measured the resistive index at baseline, at the time of protocol-specified ...
Maarten Naesens   +2 more
exaly   +3 more sources

Renal resistive index in healthy children

European Journal of Radiology, 2005
The objective of the study was to investigate the relationship between age and renal resistive index (RI) and to determine the normal values and ranges of RI in intrarenal arteries in healthy children.Color duplex Doppler sonography of interlobar or arcuate arteries was performed in 115 children without clinical or laboratory pathologic changes of the ...
Ayse, Murat   +4 more
openaire   +2 more sources

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