Frequently Asked Questions
ADVISORY NOTE
FAQ pertaining to EBT 'Before Exposure'
Q.
Is GAFCHROMIC
EBT FDA approved?
Q.
What is the proper handling protocol for EBT film?
Q.
How do I store EBT films?
Q.
Why and when may a polyester sleeve be necessary?
Q.
Is a yellow filter necessary for scanning EBT film?
Q.
Can EBT be cut into small pieces?
Q.
What sizes are available?
Q.
Can I mark the films with pen or pin-pricks without affecting the sensitivity?
Q.
Is EBT film water-immersible?
FAQ pertaining to EBT 'During Exposure'
Q.
Is the response of GAFCHROMIC
EBT the same from batch-to-batch?
Q.
How often should I expose an EBT calibration film?
Q.
Does it matter which side of the film I expose?
Q.
What is the dose sensitivity range of the film?
Q.
Is the response of GAFCHROMIC
EBT film dependent on radiation energy?
Q.
I have heard that earlier versions of GAFCHROMIC
films had uniformity problems. Is that the case with EBT?
Q.
Does EBT film exhibit fractionation or dose rate effects?
Q.
How quickly does the image appear?
Q.
Is the sensitivity affected by temperature?
FAQ pertaining to EBT 'After exposure'
Q.
How long should I wait after I expose my films to do my analysis?
How long after exposure can I see the image?
Q.
Does it matter which side of the film I read?
Q.
Does it matter where I place GAFCHROMIC
EBT in the scanner?
Q.
Does the orientation of GAFCHROMIC
EBT film in the scanner make a difference?
FAQ pertaining to Scanners
Q.
Will EBT film work on my Vidar scanner?
Q.
What if I want to use my laser scanner?
Q.
How can I most effectively use a color flatbed scanner?
Q.
How should I set up my scanner?
FAQ pertaining to FILMQA™ - An IMRT plan verification software
Q.
Can you analyze more than one film at a time?
Q.
Is FILMQA™ compatible with flat-bed, color scanners and the Vidar scanner?
Q.
Is FILMQA™ compatible with all treatment planning systems (TPS)?
Q.
Is FILMQA™ compatible with tiff/DICOM input?
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EBT FDA approved?