Intradural Solitary Fibrous Tumor of the Lumbar Spine: A Distinctive Case Report

Figure 2

(a) Uniform spindle cells arranged in interlacing fascicles with deposition of scanty collagen among tumor cells (HE ×400). (b) Scarce collagen network was demonstrated among tumor cells with Masson’s trichrome stain (MTC, ×200). (c) Scarce reticulin network was demonstrated between many tumor cells with Gomori reticulin (Gomori’s reticulin, ×400). (d) Strong and diffuse immunopositivity with vimentin (streptavidin biotinylated complement; vimentin ×400).

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