However, highly expressed PDE2A group was related to poor prognosis in BLCA (P=0.034), LUSC (P=0.019), OV (P=0.011), STAD (P=0.0096), and uveal melanoma (UVM) (P=0.01) (Figure 4A). The gene discussed is PDE2A; the disease is bladder transitional cell carcinoma.