Inclusion Criteria:

- Males 18 years of age or older

- Patients who have completed staging CT and/or bone scan as part of their routine
workup

- Patients with bulky metastatic prostate cancer who have 5 or more lesions suspicious
for distant metastases as determined by routine CT and/or bone scans that are
untreated by radiation

Exclusion Criteria:

- Patients who are less than 6 weeks post operative for Greenfield filter placement

- Patients with metallic surgical implants including pacemaker implants, cochlear
implants, dentures held in place by magnets imbedded in the gums and aneurysm clips
except those inserted at Mayo and only those inserted after October of 1994 and /or
metal fragments in the body including metal fragments in the eyes