Advanced TP

Equivalent Uniform Dose - EUD

• Reduces an inhomogeneous dose distribution to an equivalent homogeneous dose • Can then be described by a single dose parameter

• Useful and worth understanding

• Gay HA, Niemierko A. A free program for calculating EUD-based NTCP and TCP in external beam radiotherapy. Phys Med. 2007; 23(3-4): 115-25 • Niemierko A. Reporting and analyzing dose distributions: a concept of equivalent uniform dose. Med Phys. 1997; 24(1): 103-10.