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IMRT des Prostata - Karzinoms

Allgemeines

Constraints

 RTOG 2009 (2)
Risikoorgan Dosis Volumenanteil
Rektum 50 Gy ≤ 50% Colon ebenso
70 Gy ≤ 20%
Blase 55 Gy ≤ 50%
70 Gy ≤ 30%
Schenkelhals 50 Gy ≤ 5%
Dünndarm 52 Gy 0 %
DVH Consensus: Organs At Risk (OARs)
Keine Constraints: Penis-Wurzel, Beckenrand 		Franzese 2021, postoperativ (3)
Risikoorgan Dosis Volumenanteil
Rektum 40 Gy ≤ 50% Colon ebenso
50 Gy ≤ 30% Max.  68-70Gy
Blase 50 Gy ≤ 50%
70 Gy ≤ 30%
Schenkelhals 40 Gy ≤ 10%
Dünndarm 36 Gy < 195 ml
Peniswurzel Dmean ≤ 40%  

CTV

 PTV + 7 mm, dorsal + 5mm

Quellen

 1.) Soukup M, Söhn M, Yan D, Liang J, Alber M:
Study of robustness of IMPT and IMRT for prostate cancer against organ movement.
Int J Radiat Oncol Biol Phys 75(2009):941-9

2.) Lawton CAF, et al.:
RTOG GU Radiation oncology specialists reach consensus on pelvic lymph node volumes for high-risk prostate cancer.
Int J Radiat Oncol Biol Phys 2009;74(2):383–387

3.) Franzese C, Badalamenti M, Baldaccini D et al.:
Moderate hypofractionated radiotherapy for post-operative treatment of prostate cancer: long-term outcome and pattern of toxicity.
Strahlenther Onkol 2021;197, 133–140
https://doi.org/10.1007/s00066-020-01691-z

Impressum                           Zuletzt geändert am 29.11.2015 0:07