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Diffusional kurtosis imaging of kidneys in patients with hyperuricemia: initial study.
- Source :
-
Acta Radiologica . Jun2020, Vol. 61 Issue 6, p839-847. 9p. - Publication Year :
- 2020
-
Abstract
- <bold>Background: </bold>At present, there remains a lack of a reliable indicator for monitoring renal function in patients with hyperuricemia.<bold>Purpose: </bold>This study aimed to evaluate the feasibility of diffusion kurtosis imaging in the assessment of renal function in patients with hyperuricemia.<bold>Material and Methods: </bold>A total of 75 male participants, including 25 with asymptomatic hyperuricemia, 25 with gouty arthritis, and 25 age-matched male healthy controls, were enrolled in this study. Diffusion kurtosis imaging data were acquired to derive axial (Ka), radial (Kr), and mean kurtosis (MK), fractional anisotropy, axial (Da), radial (Dr), and mean diffusivity (MD) for comparisons among the three groups. They were also correlated with estimated glomerular filtration rate (eGFR).<bold>Results: </bold>The MK values of the renal cortex and medulla and Kr value of the renal medulla in patients with asymptomatic hyperuricemia and gouty arthritis significantly increased compared with those in the controls (P < 0.05). Patients with gouty arthritis showed significant higher cortical and medullary Ka values compared with the other two groups (P < 0.05). The cortical Kr values of the asymptomatic hyperuricemia and gouty arthritis patients were significantly higher than that of the controls (P < 0.05). The medullary fractional anisotropy value showed a significant difference between the control and gouty arthritis groups (P < 0.05). No correlation was found between any diffusion kurtosis imaging parameters and eGFR value.<bold>Conclusion: </bold>Diffusion kurtosis imaging is feasible in the assessment of the early changes of renal cortex and medulla in patients with hyperuricemia. [ABSTRACT FROM AUTHOR]
Details
- Language :
- English
- ISSN :
- 02841851
- Volume :
- 61
- Issue :
- 6
- Database :
- Academic Search Index
- Journal :
- Acta Radiologica
- Publication Type :
- Academic Journal
- Accession number :
- 143609784
- Full Text :
- https://doi.org/10.1177/0284185119878362