A 65-year-old male is diagnosed as having prostatic cancer based on transrectal biopsy of a 1 cm palpable nodule. Which of the following statement(s) are true concerning his management?
If the tumour is confined within the prostatic capsule, radical prostatectomy is an appropriate option If positive lymph nodes are detected on laparoscopic pelvic lymph node dissection, radical prostatectomy is indicated Radical prostatectomy is invariably associated with impotence There is currently no role for orchidectomy in the management of prostatic cancer