From Chapter 18 – Spine and Nerves
Figure 18.24. Sciatic nerve sheath fibrosarcoma in a dog. A: Transverse sonographic image of a 2.15cm thick hypoechoic mass located dorsal to the acetabular bone (Ac) and femoral head (FH). B: Transverse post-contrast T1-weighted MR sequence with fat saturation, highlighting the contrast-enhancing mass (arrowheads). The adjacent muscles are atrophied and hyperintense. T, tail; P, pubis.
co-authored by Judith Hudson and Marc-André d’Anjou