“…In the vast majority of cases (30%) the pheochromocytoma was a so-called incidentaloma. 6 Another review, which was published in 2013, collected data from the Medline database over the last 22 years, and revealed that with a prevalence of 0.1–0.5% of pheochromocytoma in the whole population only half of the cases are diagnosed ante mortem. 7 The diagnosis of pheochromcytoma is difficult to make, first because it is rare and second because the symptoms are not obvious.…”