Fig. 4
From: Pediatric central nervous system tumor with CIC::LEUTX fusion: a diagnostic challenge
Representative immunohistochemistry and reticulin staining. Total negativity of WT-1 staining in Case 1 (a) in comparison to focal positivity in Case 4 (b) and diffuse WT-1 expression in non-LEUTX CIC-rearranged tumors (c, Case 8); Absence of reticular fibers in Case 1 (d) in comparison to rich reticulin staining in Case 4–19 (e, Case 4; f, Case 8); GFAP, Olig-2 and Synaptophysin expression of Case 1 (g, h, i) and Case 5 (j, k, l)