Inclusion Criteria:

- Healthy volunteers:

- males, >/=50 and <= 65 years of age

- Cancer patients:

- males >/= 45 years of age

- patients with recurrent prostate cancer had a positive choline PET/CT for
detection, or staging, or restaging of cancer, evaluation of the primary
prostate cancer detection rate with BAY 86-4367 in comparison to histology as
standard of truth (choline PET/CT is optional).

Exclusion Criteria:

- Exclusion criteria for all healthy volunteers and patients:

- Concurrent severe and/or uncontrolled and/or unstable other medical disease
(e.g. poorly controlled diabetes, congestive heart failure, myocardial
infarction within 12 months prior to planned injection of BAY 86-4367, unstable
and uncontrolled hypertension, chronic renal or hepatic disease, severe
pulmonary disease) which could compromise participation in the study

- Known sensitivity to the study drug or components of the preparation.