From: Diffusion-weighted imaging (DWI) and apparent diffusion coefficient (ADC) values of optic nerve head in Papilledema
Group (A)
(n = 48)
ADC value
Mean ± SD
Grade I
(n = 24)
1572.57 ± 162.86
Grade II
(n = 22)
1488.92 ± 125.87
Grade III
(n = 1)
1125.8 ± 0.00
Grade IV
966.6 ± 0.00