Recently, the stromal invasion grading system was proposed for small adenocarcinomas of ≤2.0 cm. The system is based on the presence or absence of a fibrotic focus, and the extent of invasion into the ...

Source: Getty Images Biopsy Gleason patterns 4+5, 5+4, and 5+5 should be given separate consideration in pretreatment risk stratification, according to investigators. Prostate cancer (PCa) survival ...