Men who do not choose prostatectomy

Men who have undergone any neoadjuvant therapy

Men who have cardiac pacemakers or other implanted electronic devices

Men who have any surgically implanted metal

Men who have had any surgical procedure that precludes placement of endorectal probe

Indication of dementia or memory issues listed on problem list

Men who indicate exposure to ocular metal fragments; confirmed by positive ocular x-ray

Men who are taking newly-prescribed (within 6 months of enrollment) lipid control medications

Magnetic Resonance Spectroscopic Imaging Study of Prostatic Fats to Distinguish the Difference Between High and Low Risk Prostate Cancer