NEFL and Fabry disease: Patients with FD showed significant decrease of NFL, NFD and NBD when compared with healthy subjects (NFL: FD: 8,53 ± 2,94 vs healthy controls 11,84 ± 3.73 mm-1, p = 0.040; NFD: FD: 25 ± 10.46 vs healthy controls 52.78 ± 20,98 fibers/mm2, p = 0.001; NBD: FD: 13,07 ± 8.59 vs healthy controls 40,28 ± 17,43 branches/mm2, p < 0.001) (Fig. 2).