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PSDSS (Prostate Cancer-Specific Survival)
Clinical Context & Background
The Peritoneal Surface Disease Severity Score (PSDSS) is a specific prognostic tool for patients with colorectal peritoneal metastases being considered for Cytoreductive Surgery (CRS) and HIPEC. It combines clinical symptoms, tumor burden (PCI), histology, and nodal status to stratify survival.
Formula Logic
Sum of weighted points for Symptoms, PCI, Histology, and N-Stage.Reference Data
| Stage | Total Score | Median Survival (Historical) |
|---|---|---|
| Stage I | 2 - 3 | 86 months |
| Stage II | 4 - 7 | 43 months |
| Stage III | 8 - 10 | 29 months |
| Stage IV | > 10 | 19 months (Poor candidates) |
Related Tools
Evidence-based oncology decision support. Verify with clinical guidelines.