49 dr ahmed esawy imaging oral board of urinary tract part i include different cases for oral radiodiagnosis examination all over the world CT /MRI Plain X ray images MEDULLARY SPONGE KIDNEY PAPILLARY NECROSIS RENAL STONE polycystic kidney renal laceration wolman disease xantho-granulomatous pyelonephritis oncocytoma renal crcinoma angiomyolipoma prostate cancer