Tumor lactate and bicarbonatesignal intensities were strongly correlated with the pyruvate signalintensity (ρ = 0.92, P < .001, andρ = 0.66, P < .001, respectively), andthe LP ratio was weakly correlated with LDH-A expression in biopsysamples (ρ = 0.43, P = .04). Here, LDHA is linked to neoplasm.