CT
○
1)
1)
1)
1)
1)
2)
1)
3)
1)
2)
3)
Kyoto-Univ.
Background
CT
.
.
Kyoto-Univ.
Purpose
.
Kyoto-Univ.
Material & Methods
• CT
• TLD
Aquillion64 (
)
UD-170A (BeO)
• TLD
UD-512P (
•
(
•
AttenuRad CT
(SOMATEX )
Panasonic
)
)
Kyoto-Univ.
Material & Methods
(AttenuRad CT)
CT
.
(
83)
1mm
.
Kyoto-Univ.
Material & Methods
120kV
100mA
1mm
:
FC81 (
)
Rotation Time:1.0sec/rot
Helical Pitch:41 (BP=0.64)
Detector Size 0.5mm×64
Kyoto-Univ.
Material & Methods
TLD
.
.
Kyoto-Univ.
Material & Methods
.
.
,ROI
SD
.
Kyoto-Univ.
Result (
)
30.1
47.0%
mGy
Down
16.0
16.0±
±0.65
:
30.1±
±0.81
:
Kyoto-Univ.
Result (Plot file)
:
:
Kyoto-Univ.
Result (Plot file)
:
:
Kyoto-Univ.
Result (Plot file)
CT (HU)
:
:
0
5
10
15
Depth (mm)
20
25
30
Kyoto-Univ.
Result (SD)
:
:
2
3
2
4
3
4
Kyoto-Univ.
Result (SD)
:
:
SD
■
■
1
2
Kyoto-Univ.
Discussion
•
47%
,
.
•
CT
.
Kyoto-Univ.
Discussion
,
,
.
Kyoto-Univ.
Conclusion
CT
.
Kyoto-Univ.
SOMATEX
R
Medizintechnische instrumente GmbH
Email : [email protected]
Internet : http://www.somatex.com
Kyoto-Univ.

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