Cytoreductive surgery (CRS) plus hyperthermic intraperitoneal chemotherapy (HIPEC) has been identified as the preferred treatment for selected patients with malignant peritoneal mesothelioma (MPM). Many institutions have reported that CRS+HIPEC is associated with long-term survival (LTS) of MPM,
1 and some patients can survive for a considerable time or even clinical cure. At present, many clinical studies have focused on MPM patients with LTS and explored the survival benefit factors in this population. For example, Alexander et al.
2 retrospectively analyzed 211 MPM patients who underwent CRS+HIPEC and showed that the following four factors were independently associated with a good prognosis: age < 60 years, complete or near-complete resection, low histological grade, and the use of cisplatin in the HIPEC regimen. …