“…The major goals of pretherapeutic imaging are to determine the local extent of prostate carcinoma in terms of intraprostate localisation, extracapsular extension, seminal vesicle invasion, tumour infiltration into neurovascular bundles, surrounding tissues and organs in the small pelvis, detection of loco-regional metastases via the lymph nodes and detection of distant metastases. The exact pretherapeutic diagnosis and staging are essential, because the tumour treatment must be selected in strict dependence on the clinical tumour stage and risk profile 1,2…”