The document discusses a surgical technique for prostate cancer called "Base of prostate and lateral dissection" where the base of the prostate and seminal vesicles are dissected while attempting to spare the neurovascular bundles. It provides details on 141 recent cases, noting that 41% of cases involved locally advanced T3 disease and of those T3 cases, 43% had positive margins after surgery.

1. Base of prostate and lateral dissection +/- NVB spare Ed Rowe North Bristol NHS Trust

2. Base of prostate and seminal vesicles

3. Right NVB spare

4. Unilateral NVB spare

6. T3a Tumour – Unilateral NVB spare

7. Prostate Section – S100 Stain

8. Latest 140 cases Locally advanced disease: Pathological T3 41% (58/140) T3 +ve margin rate 43% (25/58)