Metachronous peritoneal carcinomatosis (mPC) risk calculator for pT4NxM0R0 colon cancer

Tumor location

Left Colon Right Colon

Histological type

Adenocarcinoma Mucinous adenocarcinoma

Pre-operation CEA

≤ 5 ng/mL > 5 ng/mL

pT stage

4a 4b

pN stage

N0 N1 N2

Total score: 4, low-risk

The 1 year and 3 year mPC recurrence-free survivals were 96.5% and 93.3% in the low-risk group
the estimated 5-year overall survival was 72.3%