Evans' Index

References

Ng SE, Low AM, Tang KK et-al. Value of quantitative MRI biomarkers (Evans' index, aqueductal flow rate, and apparent diffusion coefficient) in idiopathic normal pressure hydrocephalus. J Magn Reson Imaging. 2009;30 (4): 708-15. doi:10.1002/jmri.21865

Toma AK, Holl E, Kitchen ND et-al. Evans' index revisited: the need for an alternative in normal pressure hydrocephalus. Neurosurgery. 2011;68 (4): 939-44. doi:10.1227/NEU.0b013e318208f5e0

Brix M, Brix WE, Brix SA et-al. The Evans' Index revisited: New cut-off levels for use in radiological assessment of ventricular enlargement in the elderly. (2017) European journal of radiology. doi:10.1016/j.ejrad.2017.07.013

Neikter J, Neikter AS, Neikter HmP, Neikter TM, Neikter SG, Neikter ZD, Neikter FD, Neikter. Ventricular Volume Is More Strongly Associated with Clinical Improvement Than the Evans Index after Shunting in Idiopathic Normal Pressure Hydrocephalus. (2020) AJNR. American journal of neuroradiology. doi:10.3174/ajnr.A6620