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primary lesions, unresected primary digestive system lesions
PATHOLOGY, RECURRENCE
Thirty-five patients with unresected primary digestive system lesions, which were all pathologically confirmed as malignant lesions, were detected by [SPECT/CT (left) and immunohistochemistry staining (right) of representative primary lesions and tumour-adjacent tissue. The graphs above the dotted line were representations of true positive cases (P1–P3), while below the dotted line is a representation of false negative case (P4) by [Local recurrence was found in 60% (3/5) of patients by pathology or follow-up imaging, all of which were positively detected by ceCT and [