1 Chromogranin A Measurement For Assessing The Selectivity Of Adrenal Venous Sampling In Primary Aldosteronism Supplemental data Teresa M. Seccia 1 , Diego Miotto 2 , Renzo De Toni 1 , Carmela Maniero 1 , Matteo Vincenzi 2 , Raffaella Motta 2 , Achille C. Pessina and Gian Paolo Rossi 1 1 DMCS ‐ Internal Medicine 4, 2 Institute of Radiology, University of Padua, Italy Conflict of interest and financial disclosure to be disclosed: none. ______________________________________________________________ Corresponding author: Prof. Gian Paolo Rossi, MD. FACC, FAHA DMCS – Internal Medicine 4 University Hospital via Giustiniani, 2 35126 Padova, Italy Phone: 39‐(0)49‐821‐3304 or 2279 Fax: 39‐49‐8754179 E-mail: gianpaolo.rossi@unipd.it