Thrombocytopenia is a common manifestation of tumors, which usually caused by myelosuppression bone marrow involvement malignant tumor cells or radiotherapy. Immune thrombocytopenia (ITP), as paraneoplastic syndrome, more in lymphatic proliferative neoplasms and rheumatic diseases, less solid neoplasms, has not been reported peritoneal epithelioid mesothelioma.Herein, we report 45-year-old pati...