Vogt et al. Journal of Medical Case Reports 2011, 5:577 http://www.jmedicalcasereports.com/content/5/1/577 Page 5 of 7 A B Figure 3 (A) Funnel chest and cutaneous neurofibromas on the trunk of our second patient, and multiple subcutaneous neurofibromas on the back of our patient (B). nd ln A lp sn nd sp sp bp in B D C E MPNST MPNST Figure 4 Internal tumor load of our second patient. Whole body MRI (A) indicated multiple tumors along the lumbar nerves (ln), the sciatic nerves (sn) and within the lumbar plexus (lp). Nodular neurofibromas (nd) were also detected. A coronal image of his head (B) indicated multiple spinal neurofibromas (sp), which were also detected on MRI images of his trunk (C) as well as neurofibromas within the brachial plexus (bp) and along the intercostal nerves (in). MRI also showed a high tumor density in the lesser pelvis of our patient (D), including a malignant peripheral nerve sheath tumor (MPNST) as confirmed by positron emission tomography - computed tomography (PET-CT) (E).