Fig. 3
From: Malignant peripheral nerve sheath tumour of the oesophagus: a case report
![Fig. 3](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs40792-020-00954-2/MediaObjects/40792_2020_954_Fig3_HTML.png)
a 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%