Fig. 2From: Successful treatment of lipofibromatosis-like neural tumor of the lumbar spine with an NTRK-fusion inhibitorPre-treatment biopsy. a H&E sections demonstrate monotonous, bland, spindle cell proliferation admixed with mature fat and occasional ectatic blood vessel. Immunohistochemical studies reveal that areas of the tumor cells had reactivity for c S-100, c CD34, and d pan-trk. Measurement bars = 100 µmBack to article page