[High alpha-fetoprotein persistence after orchiectomy. On a case of uncommon etiology].

Background: The following report describes a case of inherited elevation of alpha-fetoprotein (AFP) in a young male suspected for testicular cancer. AFP shows very high values during fetal life. After birth the synthesis of AFP decreases dramatically, and only trace amounts are detected in the adult.

[Conservative treatment of persistent calyceal fistula after tumor excision. Case report and clinical remarks].

Background: Nowadays, ultrasounds allow to discover accidentally a large number of renal small tumors. So, radical nephrectomy, which years ago was considered as the gold standard, is rarely required. Today, nephron sparing surgery is often prescribed for renal masses smaller than 4 cm.