Table 3.

Studies employing neuroimaging, electroencephalography, or serum BDNF analysis in Crohn’s disease

Examination techniques	Author/Year
MRI and variations	Agostini et al. 2023 [46], Bao et al. 2018 [47], Chen et al. 2023 [48], Fan et al. 2020 [49], Hou et al. 2019 [51], Hou et al. 2020 [52], Kong et al. 2022 [54], Kornelsen et al. 2020 [55], Li et al. 2021 [56], Liu et al. 2018 [57], Nair et al. 2019 [58], Qiu et al. 2022 [59], Thapaliya et al. 2023 [61], Thapaliya et al. 2023 [62], Thomann et al. 2017 [6], Thomann et al. 2021 [63], Thommann et al. 2017 [64], Yeske et al. 2024 [65], Zhang et al. 2021 [66]
EEG	Hall et al. 2023 [50], Kelleci et al. 2019 [53]
Serum evaluation of BDNF	Sochai et al. 2021 [60]