The authors report about one rare case of renal tuberculosis in a pseu
do-tumoral form, which had radiologic appearances compatible with a ki
dney cancer invading soft tissue. The fast spontaneous evolution towar
ds fistulization allowed confirming the diagnosis of urinary tuberculo
sis. The outcome with treatment was favorable. The authors recommend t
hat needle biopsy should be made in cases of doubtful kidney tumors to
provide an exact diagnosis.