(A) Fiber dissection of the IFOF in a left hemisphere. (B) DTI tractography reconstruction of the IFOF and UF in a left hemisphere. 1, IFOF; 2, fibers of the IFOF connecting with the superior parietal lobe; 3, fibers of the IFOF connecting with the occipital and temporal lobe; 4, AC tilted superiorly; 5, claustrum; 6, UF. Ant, anterior; Post, posterior.