title: [Four regions 12-core systemic prostate biopsy for diagnosis of prostate cancer].
abstract: OBJECTIVE
  To evaluate the clinical value of the four regions 12-core systemic prostate biopsy.
  
  
  METHODS
  Ninety-one patients suspected of prostate cancer received four regions 12-core systemic prostate biopsy, and the detection rate and complications were compared with those of the sextant method.
  
  
  RESULTS
  More positive results were obtained in detecting prostate cancer with the four regions 12-core method, and the complications were similar to those of the sextant biopsy.
  
  
  CONCLUSIONS
  The four regions 12-core biopsy was suggested for patients suspected of prostate cancer with enlarged prostate gland above 40 ml.
authors.affiliation: Department of Urology, the First Affiliated Hospital, Sun Yat-sen University, Guangzhou, Guangdong 510080, China. pacemaker@21cn.com
authors.forename: Rongpei
authors.initials: R
authors.lastname: Wu
authors.forename: Keli
authors.initials: K
authors.lastname: Zheng
authors.forename: Xiaofei
authors.initials: X
authors.lastname: Li
authors.forename: Wanmei
authors.initials: W
authors.lastname: Zhong
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D001707:Biopsy, Needle / Q000009:adverse effects; D006801:Humans; D008297:Male; D008875:Middle Aged; D011467:Prostate / Q000473:pathology*; D011471:Prostatic Neoplasms / Q000175:diagnosis* / Q000473:pathology