Giant hydronephrosis is a rare urological condition which led to serious complication. We reported a rare case of giant hydronephrosis in a 21 years old male patient with no known medical issues diagnosed after a blunt trauma. Computed tomography scan of the abdomen and pelvis showed a right giant hydronephrosis with no renal parenchyma. https://www.parisnaturalfoodes.shop/product-category/super-lysine-liquid-extract/