Prostate biopsy and transrectal ultrasound

Abstract

A study was carried out in the urology department of the Hospital General Docente "Dr. Agostinho Neto "in 93 patients with persistently elevated prostate-specific antigen (PSA) and rectal examination without evidence of cancer during the period from January 2007 to August 2010 to know the results of the biopsy strategy Of the transrectal prostate echo directed, using the Stamey scheme and the expanded 12-cylinder biopsy method at the reiopsy when the patient presented high grade intraprostatic neoplasia (PINAG), atypical acinar proliferation (ASAP) at 3 Months of the first biopsy. The biopsy of the transrectal prostate allows a diagnostic yield of 31.2%, the second biopsies with a 12 cylinder scheme achieves a return of 20%. The sample taken for prostate biopsy following the Stamey scheme approaches the diagnostic profitability of the 12-cylinder collection, the latter being more effective.