Initial prostate size and percentagereduction in prostate volume predictoutcomes among men who undergoprostatic artery embolization (PAE) forbenign prostatic obstruction, researchersreported online in Cardiovascularand Interventional Radiation.The findings are from a prospectivefollow-up study of 86 men whounderwent PAE, of whom 62 (72.1%)had achieved clinical success at 12months. Investigators Drew Maclean,MBChB, and colleagues at UniversityHospital Southampton in Southampton,UK, found that percentagevolume reduction at 3 months had thestrongest correlation with good symptomaticoutcome at 12 months.