prostate anatomy

PROSTATE ANATOMYWHAT DO YOU WANT TO KNOW ?

Mohammed ALMoaiqelKing Abdulazizi Medical City

RiyadhSaudi Arabia

Prostate gland is a pyramid organ, 20 gm weight approx. 3X4X2 cm

• Peripheral zone 70%• Central zone 25%• Transitional zone 5-10%•Anterior fibromuscular

• Prostate CA in PZ• BPH in TZ• Chronic Prostatitis in PZ

Rastinehad AR, Caplin DM, Ost MC, et al. Selective arterial prostatic embolization (SAPE) for refractory hematuria of prostatic origin. Urology 2008; 71:181–184.

Nabi G, Sheikh N, Greene D, Marsh R. Therapeutic transcatheter arterial embolization in the management of intractable haemorrhage from pelvic urological malignancies: preliminary experience and longterm follow-up. BJU Int 2003; 92:245–247.

PROVISO F. C. Carnevale

CT ANGIOGRAPHY WITH MIP & VR

25-55 ispilateral oblique vies with 10-20 caudal angulation

Foley catheter

The inferior vesical artery (white arrows) arises as the second branch and give branches to the inferior portion of the Foley balloon F. C. Carnevale

Prostatic arteries Origin & types of anastomosis

Origin• Internal pudendal artery 34%• Superior vesical artery 20%• Gluteal-pudendal trunk 18%• Obturator artery 13%• Prostatorectal trunk 8%• Inferior glutaeal artery 4%• Accessoory pudendal artery 2%• Superior gluteal artery 1.5%

Anastomosis• Internal pudendal arteries 43%• Contralateral PAs 18%• Ipsilateral Pas 13%• Rectal arteries 14%• Vesical arteries 11%• Lateral accessory pudendal arteries 20%

Prostatic arteries Origin & types of anastomosis

Sandeep Bagla,

CONCLUSION

Detailed angiographic arterial prostatic supply are mandatory to be known by the interventionlist before and during PAE

CT Angio before, ipsilateral view, Foly catheter and CONE BEAM CT all are useful tools during PAE