Castleman’s Disease: A Rare Retroperitoneal Mass In The Pararenal Space Treated With Laparoscopic Approach

1 University of Health and Science, Tepecik Training and Research Hospital, Department of Urology, Izmır, Turkey 
2 Yildirim Beyazit University, Faculty of Medicine, Department of Urology, Ankara, Turkey
3 Ankara City Hospital, Department of Urology, Ankara, Turkey