DRUG FOR DIAGNOSING COLON CANCER AND/OR COLON POLYP, OBSERVING POSTOPERATIVE COURSE AND MONITORING REOCCURRENCE

摘要

A method of diagnosing colon cancer and/or colon polyp and a method of observing the postoperative course and monitoring the reoccurrence thereof characterized by comprising detecting cystatin SN protein by using anti-cystatin SN antibody. Thus, a kit for assaying cystatin SN conveniently applicable to the diagnosis to be performed before the barium examination and the endoscopic examination, which have been performed hitherto and impose burdens to patients, the indications for metastasis and reoccurrence and the evaluation of therapeutic effects. As a result, colon cancer and/or colon polyp can be diagnosed and monitored by a convenient method and a new therapeutic program can be quickly designed thereby.