1 Division of Nephrology and Dialysis, Department of Medical Sciences, Fondazione IRCCS Casa Sollievo Della Sofferenza, Viale Cappuccini snc, San Giovanni Rotondo, Italy.
2 Division of Nephrology and Dialysis, Department of Medical Sciences, Fondazione IRCCS Casa Sollievo Della Sofferenza, Viale Cappuccini snc, San Giovanni Rotondo, Italy. am.pellegrino@operapadrepio.it.
3 Division of Radiology, Department of Radiological Sciences, Fondazione IRCCS Casa Sollievo Della Sofferenza, San Giovanni Rotondo, Italy.