label: pT1 TNM Finding
label_lc: pt1 tnm finding
description: "A pathologic primary tumor TNM finding.  The definition of pT1 finding depends on the particular type of cancer that it refers to; for example, for breast cancer, pT1 finding is defined as follows: cancer with tumor size 2.0 cm or less in greatest dimension; for colorectal cancer, pT1 stage finding is defined as follows: cancer with invasion into the submucosa. (from AJCC 6th and 7th Eds.)"