Spontaneous renal pelvic perforation in a patient with advanced lung cancer receiving avastin (bevacizumab). About a case.

Bevacizumab is a monoclonalantibody used as a targeted therapy in blocking vascularendothelial growth factor in different types of oncologicaland non-oncological diseases. It has demonstratedsurvival benefits in the treatment of many types of malignanttumors, including lung cancer. As all drugs have adverseeffects, one of the most uncommon being gastrointestinalperforation and few cases of ureteral stenosis.

[Intravesical foreign body secondary to intraprostatic ethanol injection.].

Objective: This study aims to describe the presence of bladder foreign body as a rare complication following intraprostatic ethanol injection.

Case Reports:  A 71-year-old man and a 70-year-old male with bladder catheter probe due to obstructive benign prostatic enlargement underwent ethanol injection via transrectal echography.

Results: The first patient presented a urinary infection with acute urinary retention one year after the procedure.

[Evanescent carcinoma of the prostate. Incidence, clinical and histopathological characteristics.].

Objective: To determine the incidence and clinical and histopathological characteristics of patients with prostatic evanescent carcinoma in the Urology Department of the Hospital Universitario de Caracas.

Methods: We reviewed the medical records of 257 patients undergoing radical prostatectomy for a previous diagnosis of prostatic carcinoma in the period January 2010 to June 2016.

Results: Four patients had evanescent carcinoma corresponding to 1.