Abstract:A female patient in her 50s was admitted to our hospital with melena and weight loss. A close investigation revealed locally advanced rectal cancer, with suspected sacral invasion (lower than S4 level) and lateral lymph node metastasis. Because curative surgery was difficult, we performed local chemoradiotherapy combined with TS-1. Effective tumor reduction was observed on a computed tomography scan after 1 month. After 2 months, rectal amputation with sacral resection was performed. Histopathologically, small… Show more
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