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Table 1 Estimation of Peritoneal Surface Disease Severity of Patients with Colorectal Cancer Peritoneal Carcinomatosis

From: Evaluation of Best Supportive Care and Systemic Chemotherapy as Treatment Stratified according to the retrospective Peritoneal Surface Disease Severity Score (PSDSS) for Peritoneal Carcinomatosis of Colorectal Origin

Peritoneal Surface Disease Severity Score for Colorectal Cancer

Clinical Symptoms

Extent of Carcinomatosis

Primary Tumor Histopathology

No Symptoms

PCI < 10

Well or Moderately Differentiated and N0

0 points

1 Point

1 Point

Mild Symptoms

PCI 10 to 20

Moderately Differentiated and N1 or N2

1 Point

3 Points

3 Points

Severe Symptoms

PCI > 20

Poorly Differentiated or Signet Ring

6 Points

7 Points

9 Points