Electronic portal imaging devices (EPIDs) have been the preferred tools for verification of
patient positioning for radiotherapy in recent decades. Since EPID images contain dose …

In this review of current clinical practice of set-up error verification by means of portal
imaging, we firstly define the various types of set-up errors using a consistent nomenclature …

The task group (TG) for quality assurance of medical accelerators was constituted by the
American Association of Physicists in Medicine's Science Council under the direction of the …

Offering comprehensive coverage of the clinical, physical, and technical aspects of radiation
treatment planning, Khan's Treatment Planning in Radiation Oncology, Fifth Edition …

From background physics and biological models to the latest imaging and treatment
modalities, the Handbook of Radiotherapy Physics: Theory and Practice covers all …

AAPM Task Group 58 was created to provide materials to help the medical physicist and
colleagues succeed in the clinical implementation of electronic portal imaging devices …

A review of electronic portal imaging devices (EPIDs) used in external beam, megavoltage
radiation therapy is presented. The review consists of a brief introduction to the definition …

Purpose: Dose escalation in conformal radiation therapy requires accurate field placement.
Electronic portal imaging devices are used to verify field placement but are limited by the low …

Background: The planning target volume in radiotherapy treatment planning takes into
account both movements of the clinical target volume (CTV) and set-up deviations. Materials …

Purpose: To measure the range and frequency of occurrence of intertreatment movement of
the prostate gland over the course of radiotherapy, and to demonstrate that the prostate may …