the frequency of metastatic involvement of eight 'target ' organs from primary adenocarcinomas of the rectum and squamous cell carcinomas of the esophagus correlates significantly with target organ arterial blood flow ( ml/min/g ) when the primary cancers were in the upper third of the rectum or lower third of the esophagus , where the initial main venous drainage was into the portal system .
C0149978
adenocarcinomas of the rectum
C0034896
rectum