Apparent diffusion coefficient of kidneys with non-contrast magnetic resonance angiography for functional and anatomical assessment in renal artery stenosis

Table 5 Comparison of mean apparent diffusion coefficient values at low b values (< 1000) in selected studies

Ref.	Groups	Cortex mean ADC	Medulla mean ADC
Li et al[18], 2019	Normal kidneys	2.2 ± 0.1	2.0 ± 0.1
Namimoto et al[20], 1999	RAS affected kidneys	1.55 ± 0.39	2.24 ± 0.64
	Normal kidneys	2.55 ± 0.62	2.84 ± 0.72

RAS: Renal artery stenosis; ADC: Apparent diffusion coefficient.