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- spindle cell liposarcoma
- eosinophilic cell
- rhabdomyoblastic differentiation
- gastrointestinal disease
An-83-year-old Japanese man presenting with chest discomfort and vomiting was admitted to our hospital. Upper gastrointestinal endoscopy and radiological examinations showed a giant submucosal tumour in the thoracic oesophagus. Consecutive subtotal oesophagectomy showed a tumour with a maximum diameter of 12 cm, protruding into the oesophageal lumen. The patient remains stable and disease-free 18 months after tumour resection. The tumour was well demarcated with a glistening, gelatinous, white-yellowish cut surface. Microscopically, the tumour was primarily composed of spindle cells and mature adipocytes, sparsely intermingled with lipoblasts (figure 1A,B). Throughout most of the tumour, spindle cells had inconspicuous nuclear atypia, …
Competing interests None.
Patient consent Obtained.
Ethics approval This study was conducted with the approval of the Ethical Committee of Yamanashi University.
Provenance and peer review Not commissioned; not externally peer reviewed.