[Moot and unsolved problems in diagnosis and surgical treatment of primary hyperaldosteronism (50 years since Conn's syndrome description)].

Personal and fifty-year world experience in diagnosis and treatment of primary hyperaldosteronism (PHA) is analyzed. The following problems are discussed: 1) possibility to use simplified diagnostic algorithm for diagnosis of PHA; 2) possibility to exclude march test from diagnostic algorithm; 3) role of selective venous blood sampling in PHA; 4) Indications for surgical treatment in PHA; 5) validity of surgical procedures for "portalization" of adrenal blood flow.