TOPICS: Urethra, prostate, testicles, scrotum, straddle injury, pelvic fracture, retropubic space, anterior (bulbar) urethra, posterior (membranous) urethra, prostatic hyperplasia (BPH), prostate cancer, vertebral venous plexus, testicular torsion, spermatic cord, para-aortic nodes, pampiniform plexus, varicocele, superficial inguinal nodes, penile urethra, prostatic urethra, membranous urethra, ductus (vas) deferens, urethral sphincter, ureter, seminal vesicle, ejaculatory duct, prostate cancer metastasis, deep inguinal nodes, superficial inguinal nodes, tunica vaginalis, corpus cavernosa, prepuce, glans, testis, epididymis, bulbourethral gland, anal canal, imaging, testicular artery testicular vein, hydrocele