Fig. 3From: Malignant peripheral nerve sheath tumour of the oesophagus: a case reporta Histopathological findings of the biopsy sample. The pathological specimen revealed that spindle cells with different-sized nuclei were mixed throughout the tissue. b Immunostaining showed S-100-positive staining. c Immunostaining showed MIB-1-positive staining. The MIB-1 LI was approximately 25%Back to article page