Calibration of megavoltage cone-beam CT for radiotherapy dose calculations: Correction of cupping artifacts and conversion of CT numbers to electron density

Medical Physics

Volumn 35, Issue 3, 2008, Pages 849-865

  Petit, Steven F ^a   Van Elmpt, Wouter J C ^a   Nijsten, Sebastiaan M J J G ^a   Lambin, Philippe ^a   Dekker, André L A J ^a  

^a MAASTRICHT UNIVERSITY MEDICAL CENTER   (Netherlands)

Author keywords

Cupping artifacts; Dose calculation; Electron density; Megavoltage cone beam CT

Indexed keywords

CARRIER CONCENTRATION; ELECTRON DENSITY MEASUREMENT; ELECTRONS; GEOMETRY; IMAGE RECONSTRUCTION; ITERATIVE METHODS; PHANTOMS; RADIOTHERAPY; TRANSMISSIONS;

CONE BEAM RECONSTRUCTION; CUPPING ARTIFACTS; DOSE CALCULATION; INHOMOGENEOUS PHANTOM; MEGAVOLTAGE CONE-BEAM CT; RADIOTHERAPY TREATMENT; THREE DIMENSIONAL IMAGING; TRANSMISSION MEASUREMENTS;

COMPUTERIZED TOMOGRAPHY;

ACCURACY; ARTICLE; CALIBRATION; COMPUTER ASSISTED TOMOGRAPHY; CONE BEAM COMPUTED TOMOGRAPHY; DOSE CALCULATION; MEGAVOLTAGE RADIATION; PRIORITY JOURNAL; RADIATION DOSE;

EID: 40049093429     PISSN: 00942405     EISSN: None     Source Type: Journal    
DOI: 10.1118/1.2836945     Document Type: Article

References (28)