The aldosterone renin ratio based on the plasma renin activity and the direct renin assay for diagnosing aldosterone-producing adenoma

The aldosterone–renin ratio based on the plasma renin activity and the direct renin assay for diagnosing aldosterone-producing adenoma Gian Paolo Rossi, Marlena Barisa, Anna Belfiore, Giovambattista Desideri, Claudio Ferri, Claudio Letizia, Mauro Maccario, Alberto Morganti, Gaetana Palumbo, Anna Patalano, Elisabetta Roman, Teresa M. Seccia, Achille C. Pessina, Franco Mantero, for the PAPY study Investigators