Urological and Andrological Sciences Founded in 1924 by: G. Nicolich U. Gardini G.B. Lasio Indexed in Medline/Index Medicus EMBASE/Excerpta Medica Medbase/Current Opinion SIIC Data Base Official Journal of the SIEUN Official Journal of the SIUrO Vol. 77; n. 1, March 2005 Congenital ureteropelvic junction obstruction: definition and therapy. Mario De Siati, Pasquale Silvestre, Francesco Scieri, Guglielmo Breda Percutaneous lumbar sympathectomy in the treatment of erectile dysfunction secondary to cavernous adrenergic hypertone: initial results of an original technique. Bruno Giammusso, Ugo Gattuso, Vicente Vanaclocha, Nieves Saiz-Sapena, Mario Falsaperla, Maurizio Burrello, Mario Motta Retrograde endopyelotomy using the holmium laser: technical aspects and functional results. Mauro Seveso, Guido Giusti, Gianluigi Taverna, Alessandro Piccinelli, Alessio Benetti, Orazio Maugeri, Silvia Zandegiacomo De Zorzi, Pierpaolo Graziotti Tamsulosin in the treatment of LUTS/BPH: an Italian multicentre trial. Giovanni Muzzonigro Menotropin (hMG) and idiopathic oligoastenoteratozoospermia (OAT): effects on seminal fluid parameters and on results in ICSI cycles. Giovanni Beretta, Egidio Fino, Luigi Sibilio, Michelangelo Dilena Aneurysmal dilatation of the right renal vein for arterovenous fistula as a late consequence of open renal surgery. Giammarco De Donato, Roberto Ponchietti Massimo Pieraccini, Carlo Setacci Polycystic kidney disease and infertility: case report and literature review. Massimo Manno, Emanuela Marchesan, Francesco Tomei, Daniele Cicutto, Daniele Maruzzi, Anna Maieron, Alberto Turco Società Italiana di Urologia Oncologica SIUrO S.I.E.U.N. Società Italiana di Ecografia Urologica Nefrologica e andrologica Proceedings 15° Congresso Nazionale S.I.E.U.N. TORINO, 25-27 GIUGNO 2004