Quantitative Assessment of Whole-Body Tumor Burden in Adult Patients with Neurofibromatosis
Figure 1
Appearance of internal nerve sheath tumors on Whole-Body MRI.
Tumor type was defined according to the radiologic appearance without need for pathological diagnosis. Tumors that were locally circumscribed on MRI scan were classified as circumscribed tumors and those that were invasive or involved multiple nerves were classified as plexiform tumors.