depth dose


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depth dose

the dose of radiation at a distance beneath the surface, including secondary radiation or scatter, in proportion to the dose at the surface.

depth dose

Etymology: AS, diop + Gk, dosis, giving
(in radiotherapy) the relationship between the dose at any depth from a beam of radiation and the dose at the entrance from that beam.

depth dose

(depth dōs)
Radiation dose at a distance beneath the surface, including secondary radiation or scatter, in proportion to the dose at the surface.

depth dose

The actual amount of radiation exposure at a specific point below the surface of the body.
See also: dose
References in periodicals archive ?
Using a solid water phantom, appropriate detectors and a scanning system [7, 15, 16, 17, 18] a complete set of dosimetric data in air and in solid water phantom (percent depth doses and profiles) for a kilovoltage x- rays was acquired.
Analytical approach for depth dose calculations (60 Co beams with fixed source-target distance).
Though, measurements of percentage depth dose (PDD) could be exaggerated by factors, which are not commonly taken into account.