Megavoltage planar and cone-beam imaging with low- Z targets: Dependence of image quality improvement on beam energy and patient separation

Medical Physics

Volumn 36, Issue 9, 2009, Pages 3955-3963

  Robar, James L ^a   Connell, Tanner ^b   Huang, Weihong ^c   Kelly, Robin G ^a  

^a DALHOUSIE UNIVERSITY   (Canada)

^b MCGILL UNIVERSITY HEALTH CENTRE   (Canada)

^c Nova Scotia Cancer Centre   (Canada)

Author keywords

Computed tomography; Cone beam; Contrast; Contrast to noise; Linear accelerator; Low Z; Target

Indexed keywords

AMORPHOUS SILICON; ATOMS; HARDENING; IMAGE ACQUISITION; IMAGE ENHANCEMENT; IMAGE QUALITY; IMAGE RESOLUTION; LINEAR ACCELERATORS; MEDICAL IMAGING; PHANTOMS; SILICON DETECTORS; TARGETS;

CONE BEAM; CONTRAST; CONTRAST TO NOISE RATIO; CONTRAST-TO-NOISE; IMAGE QUALITY IMPROVEMENTS; LOW-Z; MEGAVOLTAGE IMAGING; SPATIAL RESOLUTION;

COMPUTERIZED TOMOGRAPHY;

ALUMINUM; SILICON DIOXIDE;

ARTICLE; CONE BEAM COMPUTED TOMOGRAPHY; CONTRAST; CONTROLLED STUDY; HUMAN; IMAGE QUALITY; LINEAR ACCELERATOR; LUNG; MEGAVOLTAGE RADIATION; PRIORITY JOURNAL; QUALITATIVE ANALYSIS; RADIATION BEAM; SEPARATION TECHNIQUE; SKULL;

SUS;

ALUMINUM; ANIMALS; BONE AND BONES; CONE-BEAM COMPUTED TOMOGRAPHY; DIAGNOSTIC IMAGING; ELECTRONS; HEAD; IMAGE PROCESSING, COMPUTER-ASSISTED; LUNG; PARTICLE ACCELERATORS; PHANTOMS, IMAGING; PHOTONS; RADIATION DOSAGE; SILICON COMPOUNDS; SWINE; WATER;

EID: 69549090065     PISSN: 00942405     EISSN: None     Source Type: Journal    
DOI: 10.1118/1.3183499     Document Type: Article

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