The clinical manifestations and laboratory results of these patients returned to normal after the successful removal of the pheochromocytoma or paraganglioma.[15,76–79] Several cohort studies in patients with PCC have reported significantly higher white blood cell and platelet counts as well as elevated levels of acute-phase reactants such as C-reactive protein (CRP), compared to the control group. Here, CRP is linked to adrenal gland pheochromocytoma.