PECAM1 and neoplasm: Detected by SE-iFISH, the patient had a substantial amount of 107 non-hematological aneuploid circulating rare cells including 14 circulating tumor cells (CTCs, CD31<sup>-</sup>/CD45<sup>-</sup>) and 93 circulating tumor endothelial cells (CTECs, CD31<sup>+</sup>/CD45<sup>-</sup>) with a high ratio of CTECs/CTCs > 5 upon finishing post-surgical combination regimens.