Dose calculation methods for photon beams are reviewed in the context of radiation therapy
treatment planning. Following introductory summaries on photon beam characteristics and …

Tomotherapy is the delivery of intensity modulated radiation therapy using rotational delivery
of a fan beam in the manner of a CT scanner. In helical tomotherapy the couch and gantry …

Purpose: The dosimetric accuracy of the recently released Acuros® XB advanced dose
calculation algorithm (Varian Medical Systems, Palo Alto, CA) is investigated for single …

A study of the performance of five commercial radiotherapy treatment planning systems
(TPSs) for common treatment sites regarding their ability to model heterogeneities and …

In the field of radiation therapy, much of the research is aimed at developing new and
innovative techniques for treating cancer patients with radiation. In recent years, new …

Featured Application Radiation therapy treatment planning. Abstract Radiation therapy (RT)
is a constantly evolving therapeutic technique; improvements are continuously being …

A comparative study was performed to reveal differences and relative figures of merit of
seven different calculation algorithms for photon beams when applied to inhomogeneous …

The main purpose of this paper is to describe formalisms, algorithms, and certain unique
features of a system for optimization of intensity modulated radiotherapy (IMRT). The system …

The accuracy of dose computation within the lungs depends strongly on the performance of
the calculation algorithm in regions of electronic disequilibrium that arise near tissue …

PURPOSE: Using a retrospective analysis of treatment plans submitted from multiple
institutions accruing patients to the Radiation Therapy Oncology Group (RTOG) 0236 non …