Fig. 7From: Transperineal ultrasound-guided prostate biopsy: what the radiologist needs to knowThis shows local anaesthetic administration to the levator ani muscle complex and periprostatic space. In A and B, the red arrow is pointed to the 20-gauge spinal needle used for local anaesthetic administration. The blue arrow in A shows small periprostatic vessels, which are avoided. C shows an expanded levator ani complex post-local anaesthetic administrationBack to article page